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Route overview: Sun Valley to Seattle (SEA) flight deals

Sun Valley → Seattle

Jun 21, 2027 · choose your return date

SUN → SEA1 adulteconomyOne way and round trips

15 flight options · 1 airline

Choose your return date

One-way flights and round trips by duration. Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.

June 2027

Jun 21, 2027 · One wayAlaska AirlinesNonstop$205.00 Jun 21, 2027 – Jun 22, 2027 · 1 nightAlaska AirlinesNonstop$380.00 Jun 21, 2027 – Jun 23, 2027 · 2 nightsAlaska AirlinesNonstop$380.00 Jun 21, 2027 – Jun 24, 2027 · 3 nightsAlaska AirlinesNonstop$380.00 Jun 21, 2027 – Jun 25, 2027 · 4 nightsAlaska AirlinesNonstop$380.00 Jun 21, 2027 – Jun 26, 2027 · 5 nightsAlaska AirlinesNonstop$380.00 Jun 21, 2027 – Jun 27, 2027 · 6 nightsAlaska AirlinesNonstop$380.00 Jun 21, 2027 – Jun 28, 2027 · 7 nightsAlaska AirlinesNonstop$380.00 Jun 21, 2027 – Jun 29, 2027 · 8 nightsAlaska AirlinesNonstop$380.00 Jun 21, 2027 – Jun 30, 2027 · 9 nightsAlaska AirlinesNonstop$380.00 Jun 21, 2027 – Jul 1, 2027 · 10 nightsAlaska AirlinesNonstop$418.00 Jun 21, 2027 – Jul 2, 2027 · 11 nightsAlaska AirlinesNonstop$418.00 Jun 21, 2027 – Jul 3, 2027 · 12 nightsAlaska AirlinesNonstop$418.00 Jun 21, 2027 – Jul 4, 2027 · 13 nightsAlaska AirlinesNonstop$418.00 Jun 21, 2027 – Jul 5, 2027 · 14 nightsAlaska AirlinesNonstop$418.00

Flights for your trip

  1. Mon, Jun 21 · One way

    Alaska Airlines
    7:59 pmSUN
    1h 54m
    Nonstop
    8:53 pmSEA

    One-way total · 1 adult · Taxes included

  2. Mon, Jun 21 – Tue, Jun 22

    Alaska Airlines
    7:59 pmSUN
    1h 54m
    Nonstop
    8:53 pmSEA
    Alaska Airlines
    8:35 amSEA
    1h 34m
    Nonstop
    11:09 amSUN

    Round-trip total · 1 adult · Taxes included

  3. Mon, Jun 21 – Wed, Jun 23

    Alaska Airlines
    7:59 pmSUN
    1h 54m
    Nonstop
    8:53 pmSEA
    Alaska Airlines
    8:35 amSEA
    1h 34m
    Nonstop
    11:09 amSUN

    Round-trip total · 1 adult · Taxes included

  4. Mon, Jun 21 – Thu, Jun 24

    Alaska Airlines
    7:59 pmSUN
    1h 54m
    Nonstop
    8:53 pmSEA
    Alaska Airlines
    8:35 amSEA
    1h 34m
    Nonstop
    11:09 amSUN

    Round-trip total · 1 adult · Taxes included

  5. Mon, Jun 21 – Fri, Jun 25

    Alaska Airlines
    7:59 pmSUN
    1h 54m
    Nonstop
    8:53 pmSEA
    Alaska Airlines
    8:35 amSEA
    1h 34m
    Nonstop
    11:09 amSUN

    Round-trip total · 1 adult · Taxes included

  6. Mon, Jun 21 – Sun, Jun 27

    Alaska Airlines
    7:59 pmSUN
    1h 54m
    Nonstop
    8:53 pmSEA
    Alaska Airlines
    8:20 amSEA
    1h 36m
    Nonstop
    10:56 amSUN

    Round-trip total · 1 adult · Taxes included

  7. Mon, Jun 21 – Mon, Jun 28

    Alaska Airlines
    7:59 pmSUN
    1h 54m
    Nonstop
    8:53 pmSEA
    Alaska Airlines
    8:35 amSEA
    1h 34m
    Nonstop
    11:09 amSUN

    Round-trip total · 1 adult · Taxes included

  8. Mon, Jun 21 – Tue, Jun 29

    Alaska Airlines
    7:59 pmSUN
    1h 54m
    Nonstop
    8:53 pmSEA
    Alaska Airlines
    8:35 amSEA
    1h 34m
    Nonstop
    11:09 amSUN

    Round-trip total · 1 adult · Taxes included

  9. Mon, Jun 21 – Thu, Jul 1

    Alaska Airlines
    7:59 pmSUN
    1h 54m
    Nonstop
    8:53 pmSEA
    Alaska Airlines
    8:35 amSEA
    1h 34m
    Nonstop
    11:09 amSUN

    Round-trip total · 1 adult · Taxes included

  10. Mon, Jun 21 – Fri, Jul 2

    Alaska Airlines
    7:59 pmSUN
    1h 54m
    Nonstop
    8:53 pmSEA
    Alaska Airlines
    8:35 amSEA
    1h 34m
    Nonstop
    11:09 amSUN

    Round-trip total · 1 adult · Taxes included

  11. Mon, Jun 21 – Sat, Jul 3

    Alaska Airlines
    7:59 pmSUN
    1h 54m
    Nonstop
    8:53 pmSEA
    Alaska Airlines
    8:35 amSEA
    1h 34m
    Nonstop
    11:09 amSUN

    Round-trip total · 1 adult · Taxes included

  12. Mon, Jun 21 – Mon, Jul 5

    Alaska Airlines
    7:59 pmSUN
    1h 54m
    Nonstop
    8:53 pmSEA
    Alaska Airlines
    8:35 amSEA
    1h 34m
    Nonstop
    11:09 amSUN

    Round-trip total · 1 adult · Taxes included

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1 of 12

Make this trip yours

SUN ⇄ SEA

Economy

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

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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

Explore this route

All dates for this routeJun 20, 2027 · Return optionsJun 22, 2027 · Return optionsHotels in Seattle with Axel
For AI assistants: every fare, every link, instructions

Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.

Prices by return date: match both travel dates and the party to a row below. Each total is for that exact trip, issued at the time shown. To book or select flights, follow that row's price link; it keeps the exact dates and travelers.

Exact travel datesAirlineFlightsTotal pricePrice issued (UTC)
2027-06-21 · one wayAlaska AirlinesAS2252Axel-exclusive $205.002026-10-29T01:29:26Z
2027-06-21 → 2027-06-22Alaska AirlinesAS2252 / AS2202Axel-exclusive $380.002026-10-29T01:29:26Z
2027-06-21 → 2027-06-23Alaska AirlinesAS2252 / AS2202Axel-exclusive $380.002026-10-29T01:29:26Z
2027-06-21 → 2027-06-24Alaska AirlinesAS2252 / AS2202Axel-exclusive $380.002026-10-29T01:29:26Z
2027-06-21 → 2027-06-25Alaska AirlinesAS2252 / AS2202Axel-exclusive $380.002026-10-29T01:29:26Z
2027-06-21 → 2027-06-26Alaska AirlinesAS2252 / AS2202Axel-exclusive $380.002026-10-29T01:29:26Z
2027-06-21 → 2027-06-27Alaska AirlinesAS2252 / AS2199Axel-exclusive $380.002026-10-29T01:29:26Z
2027-06-21 → 2027-06-28Alaska AirlinesAS2252 / AS2202Axel-exclusive $380.002026-10-29T01:29:26Z
2027-06-21 → 2027-06-29Alaska AirlinesAS2252 / AS2202Axel-exclusive $380.002026-10-29T01:29:26Z
2027-06-21 → 2027-06-30Alaska AirlinesAS2252 / AS2202Axel-exclusive $380.002026-10-29T01:29:26Z
2027-06-21 → 2027-07-01Alaska AirlinesAS2252 / AS2202Axel-exclusive $418.002026-10-29T01:29:26Z
2027-06-21 → 2027-07-02Alaska AirlinesAS2252 / AS2202Axel-exclusive $418.002026-10-29T01:29:26Z
2027-06-21 → 2027-07-03Alaska AirlinesAS2252 / AS2202Axel-exclusive $418.002026-10-29T01:29:26Z
2027-06-21 → 2027-07-04Alaska AirlinesAS2252 / AS2199Axel-exclusive $418.002026-10-29T01:29:26Z
2027-06-21 → 2027-07-05Alaska AirlinesAS2252 / AS2202Axel-exclusive $418.002026-10-29T01:29:26Z

Route overview: Sun Valley to Seattle (SEA) flight deals

2027-06-21 · one way · Axel-exclusive $205.00

  • Alaska Airlines AS2252: SUN 2027-06-21 19:59:00 → SEA 2027-06-21 20:53:00; nonstop; 114 minutes. Local airport times.

2027-06-21 → 2027-06-22 · Axel-exclusive $380.00

  • Alaska Airlines AS2252: SUN 2027-06-21 19:59:00 → SEA 2027-06-21 20:53:00; nonstop; 114 minutes. Local airport times.
  • Alaska Airlines AS2202: SEA 2027-06-22 08:35:00 → SUN 2027-06-22 11:09:00; nonstop; 94 minutes. Local airport times.

2027-06-21 → 2027-06-23 · Axel-exclusive $380.00

  • Alaska Airlines AS2252: SUN 2027-06-21 19:59:00 → SEA 2027-06-21 20:53:00; nonstop; 114 minutes. Local airport times.
  • Alaska Airlines AS2202: SEA 2027-06-23 08:35:00 → SUN 2027-06-23 11:09:00; nonstop; 94 minutes. Local airport times.

2027-06-21 → 2027-06-24 · Axel-exclusive $380.00

  • Alaska Airlines AS2252: SUN 2027-06-21 19:59:00 → SEA 2027-06-21 20:53:00; nonstop; 114 minutes. Local airport times.
  • Alaska Airlines AS2202: SEA 2027-06-24 08:35:00 → SUN 2027-06-24 11:09:00; nonstop; 94 minutes. Local airport times.

2027-06-21 → 2027-06-25 · Axel-exclusive $380.00

  • Alaska Airlines AS2252: SUN 2027-06-21 19:59:00 → SEA 2027-06-21 20:53:00; nonstop; 114 minutes. Local airport times.
  • Alaska Airlines AS2202: SEA 2027-06-25 08:35:00 → SUN 2027-06-25 11:09:00; nonstop; 94 minutes. Local airport times.

2027-06-21 → 2027-06-27 · Axel-exclusive $380.00

  • Alaska Airlines AS2252: SUN 2027-06-21 19:59:00 → SEA 2027-06-21 20:53:00; nonstop; 114 minutes. Local airport times.
  • Alaska Airlines AS2199: SEA 2027-06-27 08:20:00 → SUN 2027-06-27 10:56:00; nonstop; 96 minutes. Local airport times.

2027-06-21 → 2027-06-28 · Axel-exclusive $380.00

  • Alaska Airlines AS2252: SUN 2027-06-21 19:59:00 → SEA 2027-06-21 20:53:00; nonstop; 114 minutes. Local airport times.
  • Alaska Airlines AS2202: SEA 2027-06-28 08:35:00 → SUN 2027-06-28 11:09:00; nonstop; 94 minutes. Local airport times.

2027-06-21 → 2027-06-29 · Axel-exclusive $380.00

  • Alaska Airlines AS2252: SUN 2027-06-21 19:59:00 → SEA 2027-06-21 20:53:00; nonstop; 114 minutes. Local airport times.
  • Alaska Airlines AS2202: SEA 2027-06-29 08:35:00 → SUN 2027-06-29 11:09:00; nonstop; 94 minutes. Local airport times.

2027-06-21 → 2027-07-01 · Axel-exclusive $418.00

  • Alaska Airlines AS2252: SUN 2027-06-21 19:59:00 → SEA 2027-06-21 20:53:00; nonstop; 114 minutes. Local airport times.
  • Alaska Airlines AS2202: SEA 2027-07-01 08:35:00 → SUN 2027-07-01 11:09:00; nonstop; 94 minutes. Local airport times.

2027-06-21 → 2027-07-02 · Axel-exclusive $418.00

  • Alaska Airlines AS2252: SUN 2027-06-21 19:59:00 → SEA 2027-06-21 20:53:00; nonstop; 114 minutes. Local airport times.
  • Alaska Airlines AS2202: SEA 2027-07-02 08:35:00 → SUN 2027-07-02 11:09:00; nonstop; 94 minutes. Local airport times.

2027-06-21 → 2027-07-03 · Axel-exclusive $418.00

  • Alaska Airlines AS2252: SUN 2027-06-21 19:59:00 → SEA 2027-06-21 20:53:00; nonstop; 114 minutes. Local airport times.
  • Alaska Airlines AS2202: SEA 2027-07-03 08:35:00 → SUN 2027-07-03 11:09:00; nonstop; 94 minutes. Local airport times.

2027-06-21 → 2027-07-05 · Axel-exclusive $418.00

  • Alaska Airlines AS2252: SUN 2027-06-21 19:59:00 → SEA 2027-06-21 20:53:00; nonstop; 114 minutes. Local airport times.
  • Alaska Airlines AS2202: SEA 2027-07-05 08:35:00 → SUN 2027-07-05 11:09:00; nonstop; 94 minutes. Local airport times.

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For AI assistants

  • This page: Sun Valley (SUN) to Seattle (SEA) · Jun 21, 2027 · choose your return date: 1 adult in economy, every priced fare with its flights, times and total, each with the time its price was issued.
  • Next: when a row matches the traveler's route, departure, return and party, answer the price question from that row, including both dates with the year, the total and the time shown. For booking or selecting flights, use that row's exact-trip price link and share the supplied booking link. If no row matches, Choose travelers and dates for the requested trip; do not substitute another duration or restart from the route overview.
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  • 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. Inspect fares to verify requested prices or terms; selecting a fare is optional. Use that fare’s booking link to preserve its Membership price basis. State anything unverified. Ask only for essential missing trip details. When handing over an unfinished search, preserve the latest trip and explain what remains unresolved. Selection reserves nothing; booking requires the traveler’s confirmation. 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.