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Route overview: Ottawa to Seattle (SEA) flight deals

Ottawa → Seattle

Choose your travel dates

YOW → SEA1 adulteconomy

130 flight options · 3 airlines

Flights for the months ahead

Short round trips

  1. Thu, Nov 19 – Sun, Nov 22

    WestJet
    6:10 amYOW
    10h 30m
    YYC · 3h 50m
    1:40 pmSEA
    United Airlines
    8:09 amSEA
    8h 18m
    IAD · 1h 29m
    7:27 pmYOW

    Round-trip total · 1 adult · Taxes included

    Availability is checked when you select these flights.

  2. Thu, Nov 19 – Sun, Nov 22

    Air Canada
    2:00 pmYOW
    9h 59m
    YYZ · 3h 12m
    8:59 pmSEA
    Air Canada
    7:45 amSEA
    8h
    YYZ · 2h 10m
    6:45 pmYOW

    Round-trip total · 1 adult · Taxes included

    Availability is checked when you select these flights.

  3. Fri, Dec 11 – Mon, Dec 14

    WestJet
    6:10 amYOW
    10h 30m
    YYC · 3h 50m
    1:40 pmSEA
    United Airlines
    8:09 amSEA
    8h 18m
    IAD · 1h 29m
    7:27 pmYOW

    Round-trip total · 1 adult · Taxes included

    Availability is checked when you select these flights.

  4. Fri, Dec 11 – Mon, Dec 14

    Air Canada
    2:00 pmYOW
    9h 59m
    YYZ · 3h 12m
    8:59 pmSEA
    Air Canada
    7:45 amSEA
    8h
    YYZ · 2h 10m
    6:45 pmYOW

    Round-trip total · 1 adult · Taxes included

    Availability is checked when you select these flights.

  5. Thu, Dec 24 – Sun, Dec 27

    WestJet
    6:10 amYOW
    10h 30m
    YYC · 3h 50m
    1:40 pmSEA
    United Airlines
    8:09 amSEA
    8h 18m
    IAD · 1h 29m
    7:27 pmYOW

    Round-trip total · 1 adult · Taxes included

    Availability is checked when you select these flights.

  6. Thu, Dec 24 – Sun, Dec 27

    Air Canada
    2:00 pmYOW
    9h 59m
    YYZ · 3h 12m
    8:59 pmSEA
    Air Canada
    7:45 amSEA
    8h
    YYZ · 2h 10m
    6:45 pmYOW

    Round-trip total · 1 adult · Taxes included

    Availability is checked when you select these flights.

  7. Thu, Jan 7 – Sun, Jan 10

    WestJet
    6:10 amYOW
    10h 30m
    YYC · 3h 50m
    1:40 pmSEA
    United Airlines
    8:09 amSEA
    8h 18m
    IAD · 1h 29m
    7:27 pmYOW

    Round-trip total · 1 adult · Taxes included

    Availability is checked when you select these flights.

  8. Thu, Jan 7 – Sun, Jan 10

    Air Canada
    2:00 pmYOW
    9h 59m
    YYZ · 3h 12m
    8:59 pmSEA
    Air Canada
    7:45 amSEA
    8h
    YYZ · 2h 10m
    6:45 pmYOW

    Round-trip total · 1 adult · Taxes included

    Availability is checked when you select these flights.

  9. Fri, Jan 29 – Mon, Feb 1

    WestJet
    6:10 amYOW
    10h 30m
    YYC · 3h 50m
    1:40 pmSEA
    United Airlines
    8:09 amSEA
    8h 18m
    IAD · 1h 29m
    7:27 pmYOW

    Round-trip total · 1 adult · Taxes included

    Availability is checked when you select these flights.

  10. Fri, Jan 29 – Mon, Feb 1

    Air Canada
    2:00 pmYOW
    9h 59m
    YYZ · 3h 12m
    8:59 pmSEA
    Air Canada
    7:45 amSEA
    8h
    YYZ · 2h 10m
    6:45 pmYOW

    Round-trip total · 1 adult · Taxes included

    Availability is checked when you select these flights.

  11. Fri, May 14 – Mon, May 17

    WestJet
    6:10 amYOW
    10h 30m
    YYC · 3h 50m
    1:40 pmSEA
    United Airlines
    8:09 amSEA
    8h 18m
    IAD · 1h 29m
    7:27 pmYOW

    Round-trip total · 1 adult · Taxes included

    Availability is checked when you select these flights.

  12. Fri, May 14 – Mon, May 17

    Air Canada
    2:00 pmYOW
    9h 59m
    YYZ · 3h 12m
    8:59 pmSEA
    Air Canada
    7:45 amSEA
    8h
    YYZ · 2h 10m
    6:45 pmYOW

    Round-trip total · 1 adult · Taxes included

    Availability is checked when you select these flights.

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1 of 12

Longer round trips

  1. Sat, Nov 28 – Sat, Dec 5

    WestJet
    6:10 amYOW
    10h 30m
    YYC · 3h 50m
    1:40 pmSEA
    United Airlines
    8:09 amSEA
    8h 18m
    IAD · 1h 29m
    7:27 pmYOW

    Round-trip total · 1 adult · Taxes included

    Availability is checked when you select these flights.

  2. Sat, Nov 28 – Sat, Dec 5

    Air Canada
    2:00 pmYOW
    9h 59m
    YYZ · 3h 12m
    8:59 pmSEA
    Air Canada
    7:45 amSEA
    8h
    YYZ · 2h 10m
    6:45 pmYOW

    Round-trip total · 1 adult · Taxes included

    Availability is checked when you select these flights.

  3. Sat, Jan 16 – Sat, Jan 23

    WestJet
    6:10 amYOW
    10h 30m
    YYC · 3h 50m
    1:40 pmSEA
    United Airlines
    8:09 amSEA
    8h 18m
    IAD · 1h 29m
    7:27 pmYOW

    Round-trip total · 1 adult · Taxes included

    Availability is checked when you select these flights.

  4. Sat, Jan 16 – Sat, Jan 23

    United Airlines
    3:10 pmYOW
    11h 20m
    EWR · 3h 8m
    11:30 pmSEA
    United Airlines
    8:09 amSEA
    8h 18m
    IAD · 1h 29m
    7:27 pmYOW

    Round-trip total · 1 adult · Taxes included

    Availability is checked when you select these flights.

  5. Sat, Feb 20 – Sat, Feb 27

    WestJet
    6:10 amYOW
    10h 30m
    YYC · 3h 50m
    1:40 pmSEA
    United Airlines
    8:09 amSEA
    8h 18m
    IAD · 1h 29m
    7:27 pmYOW

    Round-trip total · 1 adult · Taxes included

    Availability is checked when you select these flights.

  6. Sat, Feb 20 – Sat, Feb 27

    Air Canada
    2:00 pmYOW
    9h 59m
    YYZ · 3h 12m
    8:59 pmSEA
    Air Canada
    7:45 amSEA
    8h
    YYZ · 2h 10m
    6:45 pmYOW

    Round-trip total · 1 adult · Taxes included

    Availability is checked when you select these flights.

  7. Sat, Jul 10 – Sat, Jul 17

    WestJet
    6:10 amYOW
    10h 30m
    YYC · 3h 50m
    1:40 pmSEA
    United Airlines
    8:09 amSEA
    8h 18m
    IAD · 1h 29m
    7:27 pmYOW

    Round-trip total · 1 adult · Taxes included

    Availability is checked when you select these flights.

  8. Sat, Jul 10 – Sat, Jul 17

    Air Canada
    2:00 pmYOW
    9h 59m
    YYZ · 3h 12m
    8:59 pmSEA
    Air Canada
    7:45 amSEA
    8h
    YYZ · 2h 10m
    6:45 pmYOW

    Round-trip total · 1 adult · Taxes included

    Availability is checked when you select these flights.

  9. Sat, Sep 25 – Sat, Oct 2

    WestJet
    6:10 amYOW
    10h 30m
    YYC · 3h 50m
    1:40 pmSEA
    United Airlines
    8:09 amSEA
    8h 18m
    IAD · 1h 29m
    7:27 pmYOW

    Round-trip total · 1 adult · Taxes included

    Availability is checked when you select these flights.

  10. Sat, Sep 25 – Sat, Oct 2

    Air Canada
    2:00 pmYOW
    9h 59m
    YYZ · 3h 12m
    8:59 pmSEA
    Air Canada
    7:45 amSEA
    8h
    YYZ · 2h 10m
    6:45 pmYOW

    Round-trip total · 1 adult · Taxes included

    Availability is checked when you select these flights.

Swipe to see 9 more recent deals.

1 of 10

One-way flights

  1. Tue, Nov 24 · One way

    WestJet
    6:10 amYOW
    10h 30m
    YYC · 3h 50m
    1:40 pmSEA

    One-way total · 1 adult · Taxes included

    Availability is checked when you select these flights.

  2. Tue, Nov 24 · One way

    Air Canada
    7:45 amYOW
    9h 47m
    YVR · 3h 1m
    2:32 pmSEA

    One-way total · 1 adult · Taxes included

    Availability is checked when you select these flights.

Swipe to see 1 more recent deal.

1 of 2

Explore flights by month

Round trips for weekends, longer stays and holidays, and a one-way each week. Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.

November 2026

December 2026

January 2027

February 2027

March 2027

April 2027

May 2027

June 2027

July 2027

August 2027

September 2027

Make this trip yours

YOW ⇄ SEA

Economy

Adults 12+ · Children 2–11. For infants under 2, tell Axel after you see prices.

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Why book with Axel
  • A real airline bookingThe booking is in the airline’s own system under your name. After you book, WestJet emails you its confirmation code and e-ticket, usually within 15 minutes and occasionally up to a couple of hours while the booking is processed.
  • Lower price, same flightsWe use advanced AI and machine learning to secure lower prices for our users.
  • 24-hour cancellationCancel within 24 hours of booking for a full refund when your departure is at least 7 days away. Closer to departure, the airline’s fare rules apply. Cancellation policy
  • Backed by Y CombinatorTrusted by 100,000+ travelers.

Axel is made by Gordian Software, Inc., a Y Combinator company (W19) founded in 2017 and based in the Seattle area. The company is led by CEO Stephen Grabowski, formerly of Skyscanner. How Axel works · About

More dates for this route

Nov 19, 2026 · Return optionsNov 27, 2026 · Return optionsDec 8, 2026 · Return optionsDec 18, 2026 · Return optionsDec 29, 2026 · Return optionsJan 8, 2027 · Return optionsJan 16, 2027 · Return optionsJan 28, 2027 · Return optionsFeb 6, 2027 · Return optionsApr 17, 2027 · Return optionsJul 10, 2027 · Return optionsSep 25, 2027 · Return optionsHotels in Seattle with Axel
For AI assistants: every fare, every link, instructions

Lowest published fares for the months ahead: $460 round trip, Axel-exclusive, WestJet / United Airlines, 1 stop, Nov 19–22, 2026; $235 one way, Axel-exclusive, WestJet, 1 stop, Dec 1, 2026; 130 priced flights on 65 exact dates, 1 adult, economy, checked Oct 29, 2026. Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.

Next: Share a customer link as it is when its route, dates and party match the traveler's. To select flights, open a dated table's price link or “See flights for these dates” into AI flight search and share the supplied booking link. Search links are for you; share customer and booking links. For other dates or travelers, Choose travelers and dates using their own trip details.

Ottawa (YOW) to Seattle (SEA): November 2026

Travel datesAirlineStopsTotal price
Nov 19, 2026 – Nov 22, 2026 · 3 nights · Compare return dates departing Nov 19, 2026WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $460.00
Nov 19, 2026 – Nov 22, 2026 · 3 nights · Compare return dates departing Nov 19, 2026Air CanadaUp to 1 stop each wayAxel-exclusive $465.00
Nov 20, 2026 – Nov 23, 2026 · 3 nights · Compare return dates departing Nov 20, 2026WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $460.00
Nov 20, 2026 – Nov 23, 2026 · 3 nights · Compare return dates departing Nov 20, 2026Air CanadaUp to 1 stop each wayAxel-exclusive $465.00
Nov 21, 2026 – Nov 28, 2026 · 7 nights · Compare return dates departing Nov 21, 2026WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $496.38
Nov 21, 2026 – Nov 28, 2026 · 7 nights · Compare return dates departing Nov 21, 2026Air CanadaUp to 1 stop each wayAxel-exclusive $499.88
Nov 24, 2026 · One way · Compare return dates departing Nov 24, 2026WestJetUp to 1 stop each wayAxel-exclusive $270.25
Nov 24, 2026 · One way · Compare return dates departing Nov 24, 2026Air CanadaUp to 1 stop each wayAxel-exclusive $293.25
Nov 26, 2026 – Nov 29, 2026 · 3 nights · Compare return dates departing Nov 26, 2026WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $529.01
Nov 26, 2026 – Nov 29, 2026 · 3 nights · Compare return dates departing Nov 26, 2026Air CanadaUp to 1 stop each wayAxel-exclusive $534.76
Nov 27, 2026 – Nov 30, 2026 · 3 nights · Compare return dates departing Nov 27, 2026WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $529.01
Nov 27, 2026 – Nov 30, 2026 · 3 nights · Compare return dates departing Nov 27, 2026Air CanadaUp to 1 stop each wayAxel-exclusive $534.76
Nov 28, 2026 – Dec 5, 2026 · 7 nights · Compare return dates departing Nov 28, 2026WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $492.63
Nov 28, 2026 – Dec 5, 2026 · 7 nights · Compare return dates departing Nov 28, 2026Air CanadaUp to 1 stop each wayAxel-exclusive $499.88

Ottawa (YOW) to Seattle (SEA): December 2026

Travel datesAirlineStopsTotal price
Dec 1, 2026 · One way · Compare return dates departing Dec 1, 2026WestJetUp to 1 stop each wayAxel-exclusive $235.00
Dec 1, 2026 · One way · Compare return dates departing Dec 1, 2026Air CanadaUp to 1 stop each wayAxel-exclusive $255.00
Dec 3, 2026 – Dec 6, 2026 · 3 nights · Compare return dates departing Dec 3, 2026WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $460.00
Dec 3, 2026 – Dec 6, 2026 · 3 nights · Compare return dates departing Dec 3, 2026Air CanadaUp to 1 stop each wayAxel-exclusive $465.00
Dec 4, 2026 – Dec 7, 2026 · 3 nights · Compare return dates departing Dec 4, 2026WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $460.00
Dec 4, 2026 – Dec 7, 2026 · 3 nights · Compare return dates departing Dec 4, 2026Air CanadaUp to 1 stop each wayAxel-exclusive $465.00
Dec 5, 2026 – Dec 12, 2026 · 7 nights · Compare return dates departing Dec 5, 2026WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $460.00
Dec 5, 2026 – Dec 12, 2026 · 7 nights · Compare return dates departing Dec 5, 2026Air CanadaUp to 1 stop each wayAxel-exclusive $465.00
Dec 8, 2026 · One way · Compare return dates departing Dec 8, 2026WestJetUp to 1 stop each wayAxel-exclusive $235.00
Dec 8, 2026 · One way · Compare return dates departing Dec 8, 2026Air CanadaUp to 1 stop each wayAxel-exclusive $255.00
Dec 10, 2026 – Dec 13, 2026 · 3 nights · Compare return dates departing Dec 10, 2026WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $460.00
Dec 10, 2026 – Dec 13, 2026 · 3 nights · Compare return dates departing Dec 10, 2026Air CanadaUp to 1 stop each wayAxel-exclusive $465.00
Dec 11, 2026 – Dec 14, 2026 · 3 nights · Compare return dates departing Dec 11, 2026WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $460.00
Dec 11, 2026 – Dec 14, 2026 · 3 nights · Compare return dates departing Dec 11, 2026Air CanadaUp to 1 stop each wayAxel-exclusive $465.00
Dec 12, 2026 – Dec 19, 2026 · 7 nights · Compare return dates departing Dec 12, 2026WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $532.75
Dec 12, 2026 – Dec 19, 2026 · 7 nights · Compare return dates departing Dec 12, 2026Air CanadaUp to 1 stop each wayAxel-exclusive $534.75
Dec 15, 2026 · One way · Compare return dates departing Dec 15, 2026WestJetUp to 1 stop each wayAxel-exclusive $235.00
Dec 15, 2026 · One way · Compare return dates departing Dec 15, 2026Air CanadaUp to 1 stop each wayAxel-exclusive $255.00
Dec 17, 2026 – Dec 20, 2026 · 3 nights · Compare return dates departing Dec 17, 2026WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $532.75
Dec 17, 2026 – Dec 20, 2026 · 3 nights · Compare return dates departing Dec 17, 2026Air CanadaUp to 1 stop each wayAxel-exclusive $534.75
Dec 18, 2026 – Dec 21, 2026 · 3 nights · Compare return dates departing Dec 18, 2026WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $598.00
Dec 18, 2026 – Dec 21, 2026 · 3 nights · Compare return dates departing Dec 18, 2026Air CanadaUp to 1 stop each wayAxel-exclusive $604.50
Dec 19, 2026 – Dec 26, 2026 · 7 nights · Compare return dates departing Dec 19, 2026WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $598.00
Dec 19, 2026 – Dec 26, 2026 · 7 nights · Compare return dates departing Dec 19, 2026Air CanadaUp to 1 stop each wayAxel-exclusive $604.50
Dec 22, 2026 · One way · Compare return dates departing Dec 22, 2026WestJetUp to 1 stop each wayAxel-exclusive $305.50
Dec 22, 2026 · One way · Compare return dates departing Dec 22, 2026Air CanadaUp to 1 stop each wayAxel-exclusive $331.50
Dec 24, 2026 – Dec 27, 2026 · 3 nights · Compare return dates departing Dec 24, 2026WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $598.00
Dec 24, 2026 – Dec 27, 2026 · 3 nights · Compare return dates departing Dec 24, 2026Air CanadaUp to 1 stop each wayAxel-exclusive $604.50
Dec 25, 2026 – Dec 28, 2026 · 3 nights · Compare return dates departing Dec 25, 2026WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $598.00
Dec 25, 2026 – Dec 28, 2026 · 3 nights · Compare return dates departing Dec 25, 2026Air CanadaUp to 1 stop each wayAxel-exclusive $604.50
Dec 26, 2026 – Jan 2, 2027 · 7 nights · Compare return dates departing Dec 26, 2026WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $598.00
Dec 26, 2026 – Jan 2, 2027 · 7 nights · Compare return dates departing Dec 26, 2026Air CanadaUp to 1 stop each wayAxel-exclusive $604.50
Dec 29, 2026 · One way · Compare return dates departing Dec 29, 2026WestJetUp to 1 stop each wayAxel-exclusive $305.50
Dec 29, 2026 · One way · Compare return dates departing Dec 29, 2026Air CanadaUp to 1 stop each wayAxel-exclusive $331.50
Dec 31, 2026 – Jan 3, 2027 · 3 nights · Compare return dates departing Dec 31, 2026WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $598.00
Dec 31, 2026 – Jan 3, 2027 · 3 nights · Compare return dates departing Dec 31, 2026Air CanadaUp to 1 stop each wayAxel-exclusive $604.50

Ottawa (YOW) to Seattle (SEA): January 2027

Travel datesAirlineStopsTotal price
Jan 1, 2027 – Jan 4, 2027 · 3 nights · Compare return dates departing Jan 1, 2027WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $598.00
Jan 1, 2027 – Jan 4, 2027 · 3 nights · Compare return dates departing Jan 1, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $604.50
Jan 2, 2027 – Jan 9, 2027 · 7 nights · Compare return dates departing Jan 2, 2027WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $525.25
Jan 2, 2027 – Jan 9, 2027 · 7 nights · Compare return dates departing Jan 2, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $534.75
Jan 5, 2027 · One way · Compare return dates departing Jan 5, 2027WestJetUp to 1 stop each wayAxel-exclusive $235.00
Jan 5, 2027 · One way · Compare return dates departing Jan 5, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $255.00
Jan 7, 2027 – Jan 10, 2027 · 3 nights · Compare return dates departing Jan 7, 2027WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $460.00
Jan 7, 2027 – Jan 10, 2027 · 3 nights · Compare return dates departing Jan 7, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $465.00
Jan 8, 2027 – Jan 11, 2027 · 3 nights · Compare return dates departing Jan 8, 2027WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $460.00
Jan 8, 2027 – Jan 11, 2027 · 3 nights · Compare return dates departing Jan 8, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $465.00
Jan 9, 2027 – Jan 16, 2027 · 7 nights · Compare return dates departing Jan 9, 2027WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $460.00
Jan 9, 2027 – Jan 16, 2027 · 7 nights · Compare return dates departing Jan 9, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $465.00
Jan 12, 2027 · One way · Compare return dates departing Jan 12, 2027WestJetUp to 1 stop each wayAxel-exclusive $235.00
Jan 12, 2027 · One way · Compare return dates departing Jan 12, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $255.00
Jan 14, 2027 – Jan 17, 2027 · 3 nights · Compare return dates departing Jan 14, 2027WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $460.00
Jan 14, 2027 – Jan 17, 2027 · 3 nights · Compare return dates departing Jan 14, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $465.00
Jan 15, 2027 – Jan 18, 2027 · 3 nights · Compare return dates departing Jan 15, 2027WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $460.00
Jan 15, 2027 – Jan 18, 2027 · 3 nights · Compare return dates departing Jan 15, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $465.00
Jan 16, 2027 – Jan 23, 2027 · 7 nights · Compare return dates departing Jan 16, 2027WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $460.00
Jan 16, 2027 – Jan 23, 2027 · 7 nights · Compare return dates departing Jan 16, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $465.00
Jan 19, 2027 · One way · Compare return dates departing Jan 19, 2027WestJetUp to 1 stop each wayAxel-exclusive $235.00
Jan 19, 2027 · One way · Compare return dates departing Jan 19, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $255.00
Jan 21, 2027 – Jan 24, 2027 · 3 nights · Compare return dates departing Jan 21, 2027WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $460.00
Jan 21, 2027 – Jan 24, 2027 · 3 nights · Compare return dates departing Jan 21, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $465.00
Jan 22, 2027 – Jan 25, 2027 · 3 nights · Compare return dates departing Jan 22, 2027WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $460.00
Jan 22, 2027 – Jan 25, 2027 · 3 nights · Compare return dates departing Jan 22, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $465.00
Jan 23, 2027 – Jan 30, 2027 · 7 nights · Compare return dates departing Jan 23, 2027WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $460.00
Jan 23, 2027 – Jan 30, 2027 · 7 nights · Compare return dates departing Jan 23, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $465.00
Jan 26, 2027 · One way · Compare return dates departing Jan 26, 2027WestJetUp to 1 stop each wayAxel-exclusive $235.00
Jan 26, 2027 · One way · Compare return dates departing Jan 26, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $255.00
Jan 28, 2027 – Jan 31, 2027 · 3 nights · Compare return dates departing Jan 28, 2027WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $460.00
Jan 28, 2027 – Jan 31, 2027 · 3 nights · Compare return dates departing Jan 28, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $465.00
Jan 29, 2027 – Feb 1, 2027 · 3 nights · Compare return dates departing Jan 29, 2027WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $460.00
Jan 29, 2027 – Feb 1, 2027 · 3 nights · Compare return dates departing Jan 29, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $465.00
Jan 30, 2027 – Feb 6, 2027 · 7 nights · Compare return dates departing Jan 30, 2027WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $460.00
Jan 30, 2027 – Feb 6, 2027 · 7 nights · Compare return dates departing Jan 30, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $465.00

Ottawa (YOW) to Seattle (SEA): February 2027

Travel datesAirlineStopsTotal price
Feb 2, 2027 · One way · Compare return dates departing Feb 2, 2027WestJetUp to 1 stop each wayAxel-exclusive $235.00
Feb 2, 2027 · One way · Compare return dates departing Feb 2, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $255.00
Feb 4, 2027 – Feb 7, 2027 · 3 nights · Compare return dates departing Feb 4, 2027WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $460.00
Feb 4, 2027 – Feb 7, 2027 · 3 nights · Compare return dates departing Feb 4, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $465.00
Feb 5, 2027 – Feb 8, 2027 · 3 nights · Compare return dates departing Feb 5, 2027WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $460.00
Feb 5, 2027 – Feb 8, 2027 · 3 nights · Compare return dates departing Feb 5, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $465.00
Feb 6, 2027 – Feb 13, 2027 · 7 nights · Compare return dates departing Feb 6, 2027WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $484.25
Feb 6, 2027 – Feb 13, 2027 · 7 nights · Compare return dates departing Feb 6, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $488.25
Feb 19, 2027 – Feb 22, 2027 · 3 nights · Compare return dates departing Feb 19, 2027WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $460.00
Feb 19, 2027 – Feb 22, 2027 · 3 nights · Compare return dates departing Feb 19, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $465.00
Feb 20, 2027 – Feb 27, 2027 · 7 nights · Compare return dates departing Feb 20, 2027WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $460.00
Feb 20, 2027 – Feb 27, 2027 · 7 nights · Compare return dates departing Feb 20, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $465.00

Ottawa (YOW) to Seattle (SEA): March 2027

Travel datesAirlineStopsTotal price
Mar 19, 2027 – Mar 22, 2027 · 3 nights · Compare return dates departing Mar 19, 2027WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $492.63
Mar 19, 2027 – Mar 22, 2027 · 3 nights · Compare return dates departing Mar 19, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $499.88
Mar 20, 2027 – Mar 27, 2027 · 7 nights · Compare return dates departing Mar 20, 2027WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $516.88
Mar 20, 2027 – Mar 27, 2027 · 7 nights · Compare return dates departing Mar 20, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $523.13

Ottawa (YOW) to Seattle (SEA): April 2027

Travel datesAirlineStopsTotal price
Apr 16, 2027 – Apr 19, 2027 · 3 nights · Compare return dates departing Apr 16, 2027WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $560.00
Apr 16, 2027 – Apr 19, 2027 · 3 nights · Compare return dates departing Apr 16, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $565.00
Apr 17, 2027 – Apr 24, 2027 · 7 nights · Compare return dates departing Apr 17, 2027WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $560.00
Apr 17, 2027 – Apr 24, 2027 · 7 nights · Compare return dates departing Apr 17, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $565.00

Ottawa (YOW) to Seattle (SEA): May 2027

Travel datesAirlineStopsTotal price
May 14, 2027 – May 17, 2027 · 3 nights · Compare return dates departing May 14, 2027WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $560.00
May 14, 2027 – May 17, 2027 · 3 nights · Compare return dates departing May 14, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $565.00
May 15, 2027 – May 22, 2027 · 7 nights · Compare return dates departing May 15, 2027WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $589.25
May 15, 2027 – May 22, 2027 · 7 nights · Compare return dates departing May 15, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $593.25

Ottawa (YOW) to Seattle (SEA): June 2027

Travel datesAirlineStopsTotal price
Jun 11, 2027 – Jun 14, 2027 · 3 nights · Compare return dates departing Jun 11, 2027WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $560.00
Jun 11, 2027 – Jun 14, 2027 · 3 nights · Compare return dates departing Jun 11, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $565.00
Jun 12, 2027 – Jun 19, 2027 · 7 nights · Compare return dates departing Jun 12, 2027WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $560.00
Jun 12, 2027 – Jun 19, 2027 · 7 nights · Compare return dates departing Jun 12, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $565.00

Ottawa (YOW) to Seattle (SEA): July 2027

Travel datesAirlineStopsTotal price
Jul 9, 2027 – Jul 12, 2027 · 3 nights · Compare return dates departing Jul 9, 2027WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $560.00
Jul 9, 2027 – Jul 12, 2027 · 3 nights · Compare return dates departing Jul 9, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $565.00
Jul 10, 2027 – Jul 17, 2027 · 7 nights · Compare return dates departing Jul 10, 2027WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $560.00
Jul 10, 2027 – Jul 17, 2027 · 7 nights · Compare return dates departing Jul 10, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $565.00

Ottawa (YOW) to Seattle (SEA): August 2027

Travel datesAirlineStopsTotal price
Aug 6, 2027 – Aug 9, 2027 · 3 nights · Compare return dates departing Aug 6, 2027WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $560.00
Aug 6, 2027 – Aug 9, 2027 · 3 nights · Compare return dates departing Aug 6, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $565.00
Aug 7, 2027 – Aug 14, 2027 · 7 nights · Compare return dates departing Aug 7, 2027WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $560.00
Aug 7, 2027 – Aug 14, 2027 · 7 nights · Compare return dates departing Aug 7, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $565.00

Ottawa (YOW) to Seattle (SEA): September 2027

Travel datesAirlineStopsTotal price
Sep 3, 2027 – Sep 6, 2027 · 3 nights · Compare return dates departing Sep 3, 2027WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $616.00
Sep 3, 2027 – Sep 6, 2027 · 3 nights · Compare return dates departing Sep 3, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $621.50
Sep 4, 2027 – Sep 11, 2027 · 7 nights · Compare return dates departing Sep 4, 2027WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $586.75
Sep 4, 2027 – Sep 11, 2027 · 7 nights · Compare return dates departing Sep 4, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $593.25
Sep 24, 2027 – Sep 27, 2027 · 3 nights · Compare return dates departing Sep 24, 2027WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $560.00
Sep 24, 2027 – Sep 27, 2027 · 3 nights · Compare return dates departing Sep 24, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $565.00
Sep 25, 2027 – Oct 2, 2027 · 7 nights · Compare return dates departing Sep 25, 2027WestJet / United AirlinesUp to 1 stop each wayAxel-exclusive $560.00
Sep 25, 2027 – Oct 2, 2027 · 7 nights · Compare return dates departing Sep 25, 2027Air CanadaUp to 1 stop each wayAxel-exclusive $565.00

Hotels in Seattle for these trips

Hotels: under a trip, hotels in Seattle for exactly those nights link to the hotel pages for 2 adults in 1 room. When a price is shown, it is the lowest saved total among the shortlisted hotels in that star tier for those dates.

All hotels in Seattle

Route overview: Ottawa to Seattle (SEA) flight deals

2026-11-19 → 2026-11-22 · Axel-exclusive $460.00

  • WestJet WS611 / WS1552: YOW 2026-11-19 06:10:00 → SEA 2026-11-19 13:40:00; 1 stop(s) via YYC; 630 minutes. Local airport times.
    • WS611: YOW 2026-11-19 06:10:00 → YYC 2026-11-19 09:55:00; layover at YYC: 230 minutes.
    • WS1552: YYC 2026-11-19 13:45:00 → SEA 2026-11-19 13:40:00.
  • United Airlines UA1348 / UA3583: SEA 2026-11-22 08:09:00 → YOW 2026-11-22 19:27:00; 1 stop(s) via IAD; 498 minutes. Local airport times.
    • UA1348: SEA 2026-11-22 08:09:00 → IAD 2026-11-22 16:08:00; layover at IAD: 89 minutes.
    • UA3583: IAD 2026-11-22 17:37:00 → YOW 2026-11-22 19:27:00.

2026-11-19 → 2026-11-22 · Axel-exclusive $465.00

  • Air Canada AC455 / AC543: YOW 2026-11-19 14:00:00 → SEA 2026-11-19 20:59:00; 1 stop(s) via YYZ; 599 minutes. Local airport times.
    • AC455: YOW 2026-11-19 14:00:00 → YYZ 2026-11-19 15:13:00; layover at YYZ: 192 minutes.
    • AC543: YYZ 2026-11-19 18:25:00 → SEA 2026-11-19 20:59:00.
  • Air Canada AC540 / AC460: SEA 2026-11-22 07:45:00 → YOW 2026-11-22 18:45:00; 1 stop(s) via YYZ; 480 minutes. Local airport times.
    • AC540: SEA 2026-11-22 07:45:00 → YYZ 2026-11-22 15:25:00; layover at YYZ: 130 minutes.
    • AC460: YYZ 2026-11-22 17:35:00 → YOW 2026-11-22 18:45:00.

2026-11-24 · one way · Axel-exclusive $270.25

  • WestJet WS611 / WS1552: YOW 2026-11-24 06:10:00 → SEA 2026-11-24 13:40:00; 1 stop(s) via YYC; 630 minutes. Local airport times.
    • WS611: YOW 2026-11-24 06:10:00 → YYC 2026-11-24 09:55:00; layover at YYC: 230 minutes.
    • WS1552: YYC 2026-11-24 13:45:00 → SEA 2026-11-24 13:40:00.

2026-11-24 · one way · Axel-exclusive $293.25

  • Air Canada AC341 / AC8804: YOW 2026-11-24 07:45:00 → SEA 2026-11-24 14:32:00; 1 stop(s) via YVR; 587 minutes. Local airport times.
    • AC341: YOW 2026-11-24 07:45:00 → YVR 2026-11-24 11:29:00; layover at YVR: 181 minutes.
    • AC8804: YVR 2026-11-24 14:30:00 → SEA 2026-11-24 14:32:00.

2026-11-28 → 2026-12-05 · Axel-exclusive $492.63

  • WestJet WS611 / WS1552: YOW 2026-11-28 06:10:00 → SEA 2026-11-28 13:40:00; 1 stop(s) via YYC; 630 minutes. Local airport times.
    • WS611: YOW 2026-11-28 06:10:00 → YYC 2026-11-28 09:55:00; layover at YYC: 230 minutes.
    • WS1552: YYC 2026-11-28 13:45:00 → SEA 2026-11-28 13:40:00.
  • United Airlines UA1348 / UA3583: SEA 2026-12-05 08:09:00 → YOW 2026-12-05 19:27:00; 1 stop(s) via IAD; 498 minutes. Local airport times.
    • UA1348: SEA 2026-12-05 08:09:00 → IAD 2026-12-05 16:08:00; layover at IAD: 89 minutes.
    • UA3583: IAD 2026-12-05 17:37:00 → YOW 2026-12-05 19:27:00.

2026-11-28 → 2026-12-05 · Axel-exclusive $499.88

  • Air Canada AC455 / AC543: YOW 2026-11-28 14:00:00 → SEA 2026-11-28 20:59:00; 1 stop(s) via YYZ; 599 minutes. Local airport times.
    • AC455: YOW 2026-11-28 14:00:00 → YYZ 2026-11-28 15:13:00; layover at YYZ: 192 minutes.
    • AC543: YYZ 2026-11-28 18:25:00 → SEA 2026-11-28 20:59:00.
  • Air Canada AC540 / AC460: SEA 2026-12-05 07:45:00 → YOW 2026-12-05 18:45:00; 1 stop(s) via YYZ; 480 minutes. Local airport times.
    • AC540: SEA 2026-12-05 07:45:00 → YYZ 2026-12-05 15:25:00; layover at YYZ: 130 minutes.
    • AC460: YYZ 2026-12-05 17:35:00 → YOW 2026-12-05 18:45:00.

2026-12-11 → 2026-12-14 · Axel-exclusive $460.00

  • WestJet WS611 / WS1552: YOW 2026-12-11 06:10:00 → SEA 2026-12-11 13:40:00; 1 stop(s) via YYC; 630 minutes. Local airport times.
    • WS611: YOW 2026-12-11 06:10:00 → YYC 2026-12-11 09:55:00; layover at YYC: 230 minutes.
    • WS1552: YYC 2026-12-11 13:45:00 → SEA 2026-12-11 13:40:00.
  • United Airlines UA1348 / UA3583: SEA 2026-12-14 08:09:00 → YOW 2026-12-14 19:27:00; 1 stop(s) via IAD; 498 minutes. Local airport times.
    • UA1348: SEA 2026-12-14 08:09:00 → IAD 2026-12-14 16:08:00; layover at IAD: 89 minutes.
    • UA3583: IAD 2026-12-14 17:37:00 → YOW 2026-12-14 19:27:00.

2026-12-11 → 2026-12-14 · Axel-exclusive $465.00

  • Air Canada AC455 / AC543: YOW 2026-12-11 14:00:00 → SEA 2026-12-11 20:59:00; 1 stop(s) via YYZ; 599 minutes. Local airport times.
    • AC455: YOW 2026-12-11 14:00:00 → YYZ 2026-12-11 15:13:00; layover at YYZ: 192 minutes.
    • AC543: YYZ 2026-12-11 18:25:00 → SEA 2026-12-11 20:59:00.
  • Air Canada AC540 / AC460: SEA 2026-12-14 07:45:00 → YOW 2026-12-14 18:45:00; 1 stop(s) via YYZ; 480 minutes. Local airport times.
    • AC540: SEA 2026-12-14 07:45:00 → YYZ 2026-12-14 15:25:00; layover at YYZ: 130 minutes.
    • AC460: YYZ 2026-12-14 17:35:00 → YOW 2026-12-14 18:45:00.

2026-12-24 → 2026-12-27 · Axel-exclusive $598.00

  • WestJet WS611 / WS1552: YOW 2026-12-24 06:10:00 → SEA 2026-12-24 13:40:00; 1 stop(s) via YYC; 630 minutes. Local airport times.
    • WS611: YOW 2026-12-24 06:10:00 → YYC 2026-12-24 09:55:00; layover at YYC: 230 minutes.
    • WS1552: YYC 2026-12-24 13:45:00 → SEA 2026-12-24 13:40:00.
  • United Airlines UA1348 / UA3583: SEA 2026-12-27 08:09:00 → YOW 2026-12-27 19:27:00; 1 stop(s) via IAD; 498 minutes. Local airport times.
    • UA1348: SEA 2026-12-27 08:09:00 → IAD 2026-12-27 16:08:00; layover at IAD: 89 minutes.
    • UA3583: IAD 2026-12-27 17:37:00 → YOW 2026-12-27 19:27:00.

2026-12-24 → 2026-12-27 · Axel-exclusive $604.50

  • Air Canada AC455 / AC543: YOW 2026-12-24 14:00:00 → SEA 2026-12-24 20:59:00; 1 stop(s) via YYZ; 599 minutes. Local airport times.
    • AC455: YOW 2026-12-24 14:00:00 → YYZ 2026-12-24 15:13:00; layover at YYZ: 192 minutes.
    • AC543: YYZ 2026-12-24 18:25:00 → SEA 2026-12-24 20:59:00.
  • Air Canada AC540 / AC460: SEA 2026-12-27 07:45:00 → YOW 2026-12-27 18:45:00; 1 stop(s) via YYZ; 480 minutes. Local airport times.
    • AC540: SEA 2026-12-27 07:45:00 → YYZ 2026-12-27 15:25:00; layover at YYZ: 130 minutes.
    • AC460: YYZ 2026-12-27 17:35:00 → YOW 2026-12-27 18:45:00.

2027-01-07 → 2027-01-10 · Axel-exclusive $460.00

  • WestJet WS611 / WS1552: YOW 2027-01-07 06:10:00 → SEA 2027-01-07 13:40:00; 1 stop(s) via YYC; 630 minutes. Local airport times.
    • WS611: YOW 2027-01-07 06:10:00 → YYC 2027-01-07 09:55:00; layover at YYC: 230 minutes.
    • WS1552: YYC 2027-01-07 13:45:00 → SEA 2027-01-07 13:40:00.
  • United Airlines UA1348 / UA3583: SEA 2027-01-10 08:09:00 → YOW 2027-01-10 19:27:00; 1 stop(s) via IAD; 498 minutes. Local airport times.
    • UA1348: SEA 2027-01-10 08:09:00 → IAD 2027-01-10 16:08:00; layover at IAD: 89 minutes.
    • UA3583: IAD 2027-01-10 17:37:00 → YOW 2027-01-10 19:27:00.

2027-01-07 → 2027-01-10 · Axel-exclusive $465.00

  • Air Canada AC455 / AC543: YOW 2027-01-07 14:00:00 → SEA 2027-01-07 20:59:00; 1 stop(s) via YYZ; 599 minutes. Local airport times.
    • AC455: YOW 2027-01-07 14:00:00 → YYZ 2027-01-07 15:13:00; layover at YYZ: 192 minutes.
    • AC543: YYZ 2027-01-07 18:25:00 → SEA 2027-01-07 20:59:00.
  • Air Canada AC540 / AC460: SEA 2027-01-10 07:45:00 → YOW 2027-01-10 18:45:00; 1 stop(s) via YYZ; 480 minutes. Local airport times.
    • AC540: SEA 2027-01-10 07:45:00 → YYZ 2027-01-10 15:25:00; layover at YYZ: 130 minutes.
    • AC460: YYZ 2027-01-10 17:35:00 → YOW 2027-01-10 18:45:00.

2027-01-16 → 2027-01-23 · Axel-exclusive $460.00

  • WestJet WS611 / WS1552: YOW 2027-01-16 06:10:00 → SEA 2027-01-16 13:40:00; 1 stop(s) via YYC; 630 minutes. Local airport times.
    • WS611: YOW 2027-01-16 06:10:00 → YYC 2027-01-16 09:55:00; layover at YYC: 230 minutes.
    • WS1552: YYC 2027-01-16 13:45:00 → SEA 2027-01-16 13:40:00.
  • United Airlines UA1348 / UA3583: SEA 2027-01-23 08:09:00 → YOW 2027-01-23 19:27:00; 1 stop(s) via IAD; 498 minutes. Local airport times.
    • UA1348: SEA 2027-01-23 08:09:00 → IAD 2027-01-23 16:08:00; layover at IAD: 89 minutes.
    • UA3583: IAD 2027-01-23 17:37:00 → YOW 2027-01-23 19:27:00.

2027-01-16 → 2027-01-23 · Axel-exclusive $485.00

  • United Airlines UA3620 / UA573: YOW 2027-01-16 15:10:00 → SEA 2027-01-16 23:30:00; 1 stop(s) via EWR; 680 minutes. Local airport times.
    • UA3620: YOW 2027-01-16 15:10:00 → EWR 2027-01-16 17:00:00; layover at EWR: 188 minutes.
    • UA573: EWR 2027-01-16 20:08:00 → SEA 2027-01-16 23:30:00.
  • United Airlines UA1348 / UA3583: SEA 2027-01-23 08:09:00 → YOW 2027-01-23 19:27:00; 1 stop(s) via IAD; 498 minutes. Local airport times.
    • UA1348: SEA 2027-01-23 08:09:00 → IAD 2027-01-23 16:08:00; layover at IAD: 89 minutes.
    • UA3583: IAD 2027-01-23 17:37:00 → YOW 2027-01-23 19:27:00.

2027-01-29 → 2027-02-01 · Axel-exclusive $460.00

  • WestJet WS611 / WS1552: YOW 2027-01-29 06:10:00 → SEA 2027-01-29 13:40:00; 1 stop(s) via YYC; 630 minutes. Local airport times.
    • WS611: YOW 2027-01-29 06:10:00 → YYC 2027-01-29 09:55:00; layover at YYC: 230 minutes.
    • WS1552: YYC 2027-01-29 13:45:00 → SEA 2027-01-29 13:40:00.
  • United Airlines UA1348 / UA3583: SEA 2027-02-01 08:09:00 → YOW 2027-02-01 19:27:00; 1 stop(s) via IAD; 498 minutes. Local airport times.
    • UA1348: SEA 2027-02-01 08:09:00 → IAD 2027-02-01 16:08:00; layover at IAD: 89 minutes.
    • UA3583: IAD 2027-02-01 17:37:00 → YOW 2027-02-01 19:27:00.

2027-01-29 → 2027-02-01 · Axel-exclusive $465.00

  • Air Canada AC455 / AC543: YOW 2027-01-29 14:00:00 → SEA 2027-01-29 20:59:00; 1 stop(s) via YYZ; 599 minutes. Local airport times.
    • AC455: YOW 2027-01-29 14:00:00 → YYZ 2027-01-29 15:13:00; layover at YYZ: 192 minutes.
    • AC543: YYZ 2027-01-29 18:25:00 → SEA 2027-01-29 20:59:00.
  • Air Canada AC540 / AC460: SEA 2027-02-01 07:45:00 → YOW 2027-02-01 18:45:00; 1 stop(s) via YYZ; 480 minutes. Local airport times.
    • AC540: SEA 2027-02-01 07:45:00 → YYZ 2027-02-01 15:25:00; layover at YYZ: 130 minutes.
    • AC460: YYZ 2027-02-01 17:35:00 → YOW 2027-02-01 18:45:00.

2027-02-20 → 2027-02-27 · Axel-exclusive $460.00

  • WestJet WS611 / WS1552: YOW 2027-02-20 06:10:00 → SEA 2027-02-20 13:40:00; 1 stop(s) via YYC; 630 minutes. Local airport times.
    • WS611: YOW 2027-02-20 06:10:00 → YYC 2027-02-20 09:55:00; layover at YYC: 230 minutes.
    • WS1552: YYC 2027-02-20 13:45:00 → SEA 2027-02-20 13:40:00.
  • United Airlines UA1348 / UA3583: SEA 2027-02-27 08:09:00 → YOW 2027-02-27 19:27:00; 1 stop(s) via IAD; 498 minutes. Local airport times.
    • UA1348: SEA 2027-02-27 08:09:00 → IAD 2027-02-27 16:08:00; layover at IAD: 89 minutes.
    • UA3583: IAD 2027-02-27 17:37:00 → YOW 2027-02-27 19:27:00.

2027-02-20 → 2027-02-27 · Axel-exclusive $465.00

  • Air Canada AC455 / AC543: YOW 2027-02-20 14:00:00 → SEA 2027-02-20 20:59:00; 1 stop(s) via YYZ; 599 minutes. Local airport times.
    • AC455: YOW 2027-02-20 14:00:00 → YYZ 2027-02-20 15:13:00; layover at YYZ: 192 minutes.
    • AC543: YYZ 2027-02-20 18:25:00 → SEA 2027-02-20 20:59:00.
  • Air Canada AC540 / AC460: SEA 2027-02-27 07:45:00 → YOW 2027-02-27 18:45:00; 1 stop(s) via YYZ; 480 minutes. Local airport times.
    • AC540: SEA 2027-02-27 07:45:00 → YYZ 2027-02-27 15:25:00; layover at YYZ: 130 minutes.
    • AC460: YYZ 2027-02-27 17:35:00 → YOW 2027-02-27 18:45:00.

2027-05-14 → 2027-05-17 · Axel-exclusive $560.00

  • WestJet WS611 / WS1552: YOW 2027-05-14 06:10:00 → SEA 2027-05-14 13:40:00; 1 stop(s) via YYC; 630 minutes. Local airport times.
    • WS611: YOW 2027-05-14 06:10:00 → YYC 2027-05-14 08:55:00; layover at YYC: 230 minutes.
    • WS1552: YYC 2027-05-14 12:45:00 → SEA 2027-05-14 13:40:00.
  • United Airlines UA1348 / UA3583: SEA 2027-05-17 08:09:00 → YOW 2027-05-17 19:27:00; 1 stop(s) via IAD; 498 minutes. Local airport times.
    • UA1348: SEA 2027-05-17 08:09:00 → IAD 2027-05-17 16:08:00; layover at IAD: 89 minutes.
    • UA3583: IAD 2027-05-17 17:37:00 → YOW 2027-05-17 19:27:00.

2027-05-14 → 2027-05-17 · Axel-exclusive $565.00

  • Air Canada AC455 / AC543: YOW 2027-05-14 14:00:00 → SEA 2027-05-14 20:59:00; 1 stop(s) via YYZ; 599 minutes. Local airport times.
    • AC455: YOW 2027-05-14 14:00:00 → YYZ 2027-05-14 15:13:00; layover at YYZ: 192 minutes.
    • AC543: YYZ 2027-05-14 18:25:00 → SEA 2027-05-14 20:59:00.
  • Air Canada AC540 / AC460: SEA 2027-05-17 07:45:00 → YOW 2027-05-17 18:45:00; 1 stop(s) via YYZ; 480 minutes. Local airport times.
    • AC540: SEA 2027-05-17 07:45:00 → YYZ 2027-05-17 15:25:00; layover at YYZ: 130 minutes.
    • AC460: YYZ 2027-05-17 17:35:00 → YOW 2027-05-17 18:45:00.

2027-07-10 → 2027-07-17 · Axel-exclusive $560.00

  • WestJet WS611 / WS1552: YOW 2027-07-10 06:10:00 → SEA 2027-07-10 13:40:00; 1 stop(s) via YYC; 630 minutes. Local airport times.
    • WS611: YOW 2027-07-10 06:10:00 → YYC 2027-07-10 08:55:00; layover at YYC: 230 minutes.
    • WS1552: YYC 2027-07-10 12:45:00 → SEA 2027-07-10 13:40:00.
  • United Airlines UA1348 / UA3583: SEA 2027-07-17 08:09:00 → YOW 2027-07-17 19:27:00; 1 stop(s) via IAD; 498 minutes. Local airport times.
    • UA1348: SEA 2027-07-17 08:09:00 → IAD 2027-07-17 16:08:00; layover at IAD: 89 minutes.
    • UA3583: IAD 2027-07-17 17:37:00 → YOW 2027-07-17 19:27:00.

2027-07-10 → 2027-07-17 · Axel-exclusive $565.00

  • Air Canada AC455 / AC543: YOW 2027-07-10 14:00:00 → SEA 2027-07-10 20:59:00; 1 stop(s) via YYZ; 599 minutes. Local airport times.
    • AC455: YOW 2027-07-10 14:00:00 → YYZ 2027-07-10 15:13:00; layover at YYZ: 192 minutes.
    • AC543: YYZ 2027-07-10 18:25:00 → SEA 2027-07-10 20:59:00.
  • Air Canada AC540 / AC460: SEA 2027-07-17 07:45:00 → YOW 2027-07-17 18:45:00; 1 stop(s) via YYZ; 480 minutes. Local airport times.
    • AC540: SEA 2027-07-17 07:45:00 → YYZ 2027-07-17 15:25:00; layover at YYZ: 130 minutes.
    • AC460: YYZ 2027-07-17 17:35:00 → YOW 2027-07-17 18:45:00.

2027-09-25 → 2027-10-02 · Axel-exclusive $560.00

  • WestJet WS611 / WS1552: YOW 2027-09-25 06:10:00 → SEA 2027-09-25 13:40:00; 1 stop(s) via YYC; 630 minutes. Local airport times.
    • WS611: YOW 2027-09-25 06:10:00 → YYC 2027-09-25 08:55:00; layover at YYC: 230 minutes.
    • WS1552: YYC 2027-09-25 12:45:00 → SEA 2027-09-25 13:40:00.
  • United Airlines UA1348 / UA3583: SEA 2027-10-02 08:09:00 → YOW 2027-10-02 19:27:00; 1 stop(s) via IAD; 498 minutes. Local airport times.
    • UA1348: SEA 2027-10-02 08:09:00 → IAD 2027-10-02 16:08:00; layover at IAD: 89 minutes.
    • UA3583: IAD 2027-10-02 17:37:00 → YOW 2027-10-02 19:27:00.

2027-09-25 → 2027-10-02 · Axel-exclusive $565.00

  • Air Canada AC455 / AC543: YOW 2027-09-25 14:00:00 → SEA 2027-09-25 20:59:00; 1 stop(s) via YYZ; 599 minutes. Local airport times.
    • AC455: YOW 2027-09-25 14:00:00 → YYZ 2027-09-25 15:13:00; layover at YYZ: 192 minutes.
    • AC543: YYZ 2027-09-25 18:25:00 → SEA 2027-09-25 20:59:00.
  • Air Canada AC540 / AC460: SEA 2027-10-02 07:45:00 → YOW 2027-10-02 18:45:00; 1 stop(s) via YYZ; 480 minutes. Local airport times.
    • AC540: SEA 2027-10-02 07:45:00 → YYZ 2027-10-02 15:25:00; layover at YYZ: 130 minutes.
    • AC460: YYZ 2027-10-02 17:35:00 → YOW 2027-10-02 18:45:00.

More dates for this route

For AI assistants

  • This page: Ottawa (YOW) to Seattle (SEA): 130 priced flights on 65 exact dates the months ahead, 1 adult in economy. In the dated tables a price link opens AI flight search for that row's exact dates and travelers; in the observed-flight lists the price is the customer link for the traveler, beside a “See flights for these dates” link for your own check. Under a trip, hotels in Seattle for exactly those nights link to the hotel pages for 2 adults in 1 room. Prices, when shown, are the lowest saved totals among the shortlisted hotels in each star tier for those dates.
  • Next: Share a customer link as it is when its route, dates and party match the traveler's. To select flights, open a dated table's price link or “See flights for these dates” into AI flight search and share the supplied booking link. Search links are for you; share customer and booking links. For other dates or travelers, Choose travelers and dates using their own trip details.
  • Follow supplied links. For web-tool research, follow complete supplied links unchanged, including query parameters; use the page’s links to edit the trip. Constructed URLs may be rejected before reaching Axel. A completed fresh trip opens flight results first. Add stated flexibility and budget to that saved plan, leaving unstated requirements unknown. Edits create a new snapshot; use its results and review links.
  • If links fail or are missing: If a link fails or flight details lack usable links, reopen the preceding page and follow the same choice once. Keep refreshed links unchanged and preserve the trip and selections. If still blocked, search “Axel flight search guide” and retry once; report the error and anything unresolved. Recovery: Axel Ottawa to Seattle (SEA) flight deals · Flight search guide.
  • Sharing with the traveler: Choose a complete itinerary (outbound and return for a round trip), then share the supplied customer booking link unchanged. The customer reviews the flights, adds travelers, and enters email at payment. Do not collect email in chat. Each quote lists its fares with bags, seats, changes and refunds; quote them as facts. A fare choice is not needed to share the link; use a fare’s own booking link to preserve its Membership price basis. Ask only for essential missing trip details. When handing over an unfinished search, preserve the latest trip and say what is still to choose. If no supplied link matches the latest trip, construct https://helloaxel.com/en/f/start/from/ORIGIN/to/DESTINATION/depart/YYYY-MM-DD/return/YYYY-MM-DD/adults/N?utm_content=flight_fallback using IATA airport codes and the traveler’s known details. Omit unknowns; for one way replace /return/YYYY-MM-DD with /trip/oneway. Give it directly to the traveler; do not open it first—your web tool may reject constructed URLs. Complete links open Flight Guide and start searching. Preferences and advanced options.