Travel with Axel, get the best price.

Route overview: Walla Walla to Denver (DEN) flight deals

Walla Walla (ALW) to Denver (DEN), Jan 5, 2027: round trips from $370, one way from $195

Walla Walla (ALW) to Denver (DEN), Jan 5, 2027: round trips from $370, one way from $195 on Axel, checked Oct 29, 2026. Lowest published fares: $370 round trip, Axel-exclusive, Alaska Airlines, 1 stop, Jan 5–6, 2027; $195 one way, Axel-exclusive, Alaska Airlines, 1 stop, Jan 5, 2027; 1 adult, economy, checked Oct 29, 2026.

ALW → DEN1 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.

January 2027

Flights for your trip

  1. Tue, Jan 5 · One way

    Alaska Airlines
    2:59 pmALW
    4h 58m
    SEA · 1h 4m
    8:57 pmDEN

    One-way total · 1 adult · Taxes included

    Availability is checked when you select these flights.

  2. Tue, Jan 5 – Wed, Jan 6

    Alaska Airlines
    2:59 pmALW
    4h 58m
    SEA · 1h 4m
    8:57 pmDEN
    Alaska Airlines
    7:24 pmDEN
    5h 29m
    SEA · 1h 11m
    11:53 pmALW

    Round-trip total · 1 adult · Taxes included

    Availability is checked when you select these flights.

  3. Tue, Jan 5 – Thu, Jan 7

    Alaska Airlines
    2:59 pmALW
    4h 58m
    SEA · 1h 4m
    8:57 pmDEN
    Alaska Airlines
    7:24 pmDEN
    5h 29m
    SEA · 1h 11m
    11:53 pmALW

    Round-trip total · 1 adult · Taxes included

    Availability is checked when you select these flights.

  4. Tue, Jan 5 – Fri, Jan 8

    Alaska Airlines
    2:59 pmALW
    4h 58m
    SEA · 1h 4m
    8:57 pmDEN
    Alaska Airlines
    7:24 pmDEN
    5h 29m
    SEA · 1h 11m
    11:53 pmALW

    Round-trip total · 1 adult · Taxes included

    Availability is checked when you select these flights.

  5. Tue, Jan 5 – Sat, Jan 9

    Alaska Airlines
    2:59 pmALW
    4h 58m
    SEA · 1h 4m
    8:57 pmDEN
    Alaska Airlines
    7:24 pmDEN
    5h 29m
    SEA · 1h 11m
    11:53 pmALW

    Round-trip total · 1 adult · Taxes included

    Availability is checked when you select these flights.

  6. Tue, Jan 5 – Mon, Jan 11

    Alaska Airlines
    2:59 pmALW
    4h 58m
    SEA · 1h 4m
    8:57 pmDEN
    Alaska Airlines
    7:24 pmDEN
    5h 29m
    SEA · 1h 11m
    11:53 pmALW

    Round-trip total · 1 adult · Taxes included

    Availability is checked when you select these flights.

  7. Tue, Jan 5 – Tue, Jan 12

    Alaska Airlines
    2:59 pmALW
    4h 58m
    SEA · 1h 4m
    8:57 pmDEN
    Alaska Airlines
    7:24 pmDEN
    5h 29m
    SEA · 1h 11m
    11:53 pmALW

    Round-trip total · 1 adult · Taxes included

    Availability is checked when you select these flights.

  8. Tue, Jan 5 – Wed, Jan 13

    Alaska Airlines
    2:59 pmALW
    4h 58m
    SEA · 1h 4m
    8:57 pmDEN
    Alaska Airlines
    7:24 pmDEN
    5h 29m
    SEA · 1h 11m
    11:53 pmALW

    Round-trip total · 1 adult · Taxes included

    Availability is checked when you select these flights.

  9. Tue, Jan 5 – Fri, Jan 15

    Alaska Airlines
    2:59 pmALW
    4h 58m
    SEA · 1h 4m
    8:57 pmDEN
    Alaska Airlines
    7:24 pmDEN
    5h 29m
    SEA · 1h 11m
    11:53 pmALW

    Round-trip total · 1 adult · Taxes included

    Availability is checked when you select these flights.

  10. Tue, Jan 5 – Sat, Jan 16

    Alaska Airlines
    2:59 pmALW
    4h 58m
    SEA · 1h 4m
    8:57 pmDEN
    Alaska Airlines
    7:24 pmDEN
    5h 29m
    SEA · 1h 11m
    11:53 pmALW

    Round-trip total · 1 adult · Taxes included

    Availability is checked when you select these flights.

  11. Tue, Jan 5 – Sun, Jan 17

    Alaska Airlines
    2:59 pmALW
    4h 58m
    SEA · 1h 4m
    8:57 pmDEN
    Alaska Airlines
    7:24 pmDEN
    5h 29m
    SEA · 1h 11m
    11:53 pmALW

    Round-trip total · 1 adult · Taxes included

    Availability is checked when you select these flights.

  12. Tue, Jan 5 – Tue, Jan 19

    Alaska Airlines
    2:59 pmALW
    4h 58m
    SEA · 1h 4m
    8:57 pmDEN
    Alaska Airlines
    7:24 pmDEN
    5h 29m
    SEA · 1h 11m
    11:53 pmALW

    Round-trip total · 1 adult · Taxes included

    Availability is checked when you select these flights.

Swipe to see 11 more recent deals.

1 of 12

Make this trip yours

ALW ⇄ DEN

Economy

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

No account needed to see prices.

Already have an account? Log in

Why book with Axel
  • A real airline bookingThe booking is in the airline’s own system under your name. After you book, Alaska Airlines 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.
  • Not satisfied? Full refund.If you are unhappy with the experience for any reason, or simply change your mind, cancel within 24 hours of booking (departure 7+ days away) and we refund you in full. We stand by our product. 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

Explore this route

For AI assistants: every fare, every link, instructions

Walla Walla (ALW) to Denver (DEN), Jan 5, 2027: round trips from $370, one way from $195 on Axel, checked Oct 29, 2026. Lowest published fares: $370 round trip, Axel-exclusive, Alaska Airlines, 1 stop, Jan 5–6, 2027; $195 one way, Axel-exclusive, Alaska Airlines, 1 stop, Jan 5, 2027; 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.

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.

Date links open published trip details for exploration. Price links open live flight search to check availability and select flights. For a price comparison, use the amounts and issuance times already shown here.

Exact travel datesAirlineFlightsTimes, duration, stopsTotal pricePrice issued (UTC)
2027-01-05 · one wayAlaska AirlinesAS2146 + AS31014:59:00→20:57:00 4h 58m 1 stop via SEAAxel-exclusive $195.002026-10-29T00:43:47Z
2027-01-05 → 2027-01-06Alaska AirlinesAS2146 + AS310 / AS421 + AS224514:59:00→20:57:00 4h 58m 1 stop via SEA · 19:24:00→23:53:00 5h 29m 1 stop via SEAAxel-exclusive $370.002026-10-29T00:43:47Z
2027-01-05 → 2027-01-07Alaska AirlinesAS2146 + AS310 / AS421 + AS224514:59:00→20:57:00 4h 58m 1 stop via SEA · 19:24:00→23:53:00 5h 29m 1 stop via SEAAxel-exclusive $370.002026-10-29T00:43:47Z
2027-01-05 → 2027-01-08Alaska AirlinesAS2146 + AS310 / AS421 + AS224514:59:00→20:57:00 4h 58m 1 stop via SEA · 19:24:00→23:53:00 5h 29m 1 stop via SEAAxel-exclusive $370.002026-10-29T00:43:47Z
2027-01-05 → 2027-01-09Alaska AirlinesAS2146 + AS310 / AS421 + AS224514:59:00→20:57:00 4h 58m 1 stop via SEA · 19:24:00→23:53:00 5h 29m 1 stop via SEAAxel-exclusive $370.002026-10-29T00:43:47Z
2027-01-05 → 2027-01-10Alaska AirlinesAS2146 + AS310 / AS421 + AS224514:59:00→20:57:00 4h 58m 1 stop via SEA · 19:24:00→23:53:00 5h 29m 1 stop via SEAAxel-exclusive $370.002026-10-29T00:43:47Z
2027-01-05 → 2027-01-11Alaska AirlinesAS2146 + AS310 / AS421 + AS224514:59:00→20:57:00 4h 58m 1 stop via SEA · 19:24:00→23:53:00 5h 29m 1 stop via SEAAxel-exclusive $370.002026-10-29T00:43:47Z
2027-01-05 → 2027-01-12Alaska AirlinesAS2146 + AS310 / AS421 + AS224514:59:00→20:57:00 4h 58m 1 stop via SEA · 19:24:00→23:53:00 5h 29m 1 stop via SEAAxel-exclusive $370.002026-10-29T00:43:47Z
2027-01-05 → 2027-01-13Alaska AirlinesAS2146 + AS310 / AS421 + AS224514:59:00→20:57:00 4h 58m 1 stop via SEA · 19:24:00→23:53:00 5h 29m 1 stop via SEAAxel-exclusive $370.002026-10-29T00:43:47Z
2027-01-05 → 2027-01-14Alaska AirlinesAS2146 + AS310 / AS421 + AS224514:59:00→20:57:00 4h 58m 1 stop via SEA · 19:24:00→23:53:00 5h 29m 1 stop via SEAAxel-exclusive $370.002026-10-29T00:43:47Z
2027-01-05 → 2027-01-15Alaska AirlinesAS2146 + AS310 / AS421 + AS224514:59:00→20:57:00 4h 58m 1 stop via SEA · 19:24:00→23:53:00 5h 29m 1 stop via SEAAxel-exclusive $370.002026-10-29T00:43:47Z
2027-01-05 → 2027-01-16Alaska AirlinesAS2146 + AS310 / AS421 + AS224514:59:00→20:57:00 4h 58m 1 stop via SEA · 19:24:00→23:53:00 5h 29m 1 stop via SEAAxel-exclusive $370.002026-10-29T00:43:47Z
2027-01-05 → 2027-01-17Alaska AirlinesAS2146 + AS310 / AS421 + AS224514:59:00→20:57:00 4h 58m 1 stop via SEA · 19:24:00→23:53:00 5h 29m 1 stop via SEAAxel-exclusive $370.002026-10-29T00:43:47Z
2027-01-05 → 2027-01-18Alaska AirlinesAS2146 + AS310 / AS421 + AS224514:59:00→20:57:00 4h 58m 1 stop via SEA · 19:24:00→23:53:00 5h 29m 1 stop via SEAAxel-exclusive $370.002026-10-29T00:43:47Z
2027-01-05 → 2027-01-19Alaska AirlinesAS2146 + AS310 / AS421 + AS224514:59:00→20:57:00 4h 58m 1 stop via SEA · 19:24:00→23:53:00 5h 29m 1 stop via SEAAxel-exclusive $370.002026-10-29T00:43:47Z

Hotels in Denver for these trips

Hotels: under a trip, hotels in Denver 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 Denver

Route overview: Walla Walla to Denver (DEN) flight deals

2027-01-05 · one way · Axel-exclusive $195.00

  • Alaska Airlines AS2146 / AS310: ALW 2027-01-05 14:59:00 → DEN 2027-01-05 20:57:00; 1 stop(s) via SEA; 298 minutes. Local airport times.
    • AS2146: ALW 2027-01-05 14:59:00 → SEA 2027-01-05 16:13:00; layover at SEA: 64 minutes.
    • AS310: SEA 2027-01-05 17:17:00 → DEN 2027-01-05 20:57:00.

2027-01-05 → 2027-01-06 · Axel-exclusive $370.00

  • Alaska Airlines AS2146 / AS310: ALW 2027-01-05 14:59:00 → DEN 2027-01-05 20:57:00; 1 stop(s) via SEA; 298 minutes. Local airport times.
    • AS2146: ALW 2027-01-05 14:59:00 → SEA 2027-01-05 16:13:00; layover at SEA: 64 minutes.
    • AS310: SEA 2027-01-05 17:17:00 → DEN 2027-01-05 20:57:00.
  • Alaska Airlines AS421 / AS2245: DEN 2027-01-06 19:24:00 → ALW 2027-01-06 23:53:00; 1 stop(s) via SEA; 329 minutes. Local airport times.
    • AS421: DEN 2027-01-06 19:24:00 → SEA 2027-01-06 21:40:00; layover at SEA: 71 minutes.
    • AS2245: SEA 2027-01-06 22:51:00 → ALW 2027-01-06 23:53:00.

2027-01-05 → 2027-01-07 · Axel-exclusive $370.00

  • Alaska Airlines AS2146 / AS310: ALW 2027-01-05 14:59:00 → DEN 2027-01-05 20:57:00; 1 stop(s) via SEA; 298 minutes. Local airport times.
    • AS2146: ALW 2027-01-05 14:59:00 → SEA 2027-01-05 16:13:00; layover at SEA: 64 minutes.
    • AS310: SEA 2027-01-05 17:17:00 → DEN 2027-01-05 20:57:00.
  • Alaska Airlines AS421 / AS2245: DEN 2027-01-07 19:24:00 → ALW 2027-01-07 23:53:00; 1 stop(s) via SEA; 329 minutes. Local airport times.
    • AS421: DEN 2027-01-07 19:24:00 → SEA 2027-01-07 21:40:00; layover at SEA: 71 minutes.
    • AS2245: SEA 2027-01-07 22:51:00 → ALW 2027-01-07 23:53:00.

2027-01-05 → 2027-01-08 · Axel-exclusive $370.00

  • Alaska Airlines AS2146 / AS310: ALW 2027-01-05 14:59:00 → DEN 2027-01-05 20:57:00; 1 stop(s) via SEA; 298 minutes. Local airport times.
    • AS2146: ALW 2027-01-05 14:59:00 → SEA 2027-01-05 16:13:00; layover at SEA: 64 minutes.
    • AS310: SEA 2027-01-05 17:17:00 → DEN 2027-01-05 20:57:00.
  • Alaska Airlines AS421 / AS2245: DEN 2027-01-08 19:24:00 → ALW 2027-01-08 23:53:00; 1 stop(s) via SEA; 329 minutes. Local airport times.
    • AS421: DEN 2027-01-08 19:24:00 → SEA 2027-01-08 21:40:00; layover at SEA: 71 minutes.
    • AS2245: SEA 2027-01-08 22:51:00 → ALW 2027-01-08 23:53:00.

2027-01-05 → 2027-01-09 · Axel-exclusive $370.00

  • Alaska Airlines AS2146 / AS310: ALW 2027-01-05 14:59:00 → DEN 2027-01-05 20:57:00; 1 stop(s) via SEA; 298 minutes. Local airport times.
    • AS2146: ALW 2027-01-05 14:59:00 → SEA 2027-01-05 16:13:00; layover at SEA: 64 minutes.
    • AS310: SEA 2027-01-05 17:17:00 → DEN 2027-01-05 20:57:00.
  • Alaska Airlines AS421 / AS2245: DEN 2027-01-09 19:24:00 → ALW 2027-01-09 23:53:00; 1 stop(s) via SEA; 329 minutes. Local airport times.
    • AS421: DEN 2027-01-09 19:24:00 → SEA 2027-01-09 21:40:00; layover at SEA: 71 minutes.
    • AS2245: SEA 2027-01-09 22:51:00 → ALW 2027-01-09 23:53:00.

2027-01-05 → 2027-01-11 · Axel-exclusive $370.00

  • Alaska Airlines AS2146 / AS310: ALW 2027-01-05 14:59:00 → DEN 2027-01-05 20:57:00; 1 stop(s) via SEA; 298 minutes. Local airport times.
    • AS2146: ALW 2027-01-05 14:59:00 → SEA 2027-01-05 16:13:00; layover at SEA: 64 minutes.
    • AS310: SEA 2027-01-05 17:17:00 → DEN 2027-01-05 20:57:00.
  • Alaska Airlines AS421 / AS2245: DEN 2027-01-11 19:24:00 → ALW 2027-01-11 23:53:00; 1 stop(s) via SEA; 329 minutes. Local airport times.
    • AS421: DEN 2027-01-11 19:24:00 → SEA 2027-01-11 21:40:00; layover at SEA: 71 minutes.
    • AS2245: SEA 2027-01-11 22:51:00 → ALW 2027-01-11 23:53:00.

2027-01-05 → 2027-01-12 · Axel-exclusive $370.00

  • Alaska Airlines AS2146 / AS310: ALW 2027-01-05 14:59:00 → DEN 2027-01-05 20:57:00; 1 stop(s) via SEA; 298 minutes. Local airport times.
    • AS2146: ALW 2027-01-05 14:59:00 → SEA 2027-01-05 16:13:00; layover at SEA: 64 minutes.
    • AS310: SEA 2027-01-05 17:17:00 → DEN 2027-01-05 20:57:00.
  • Alaska Airlines AS421 / AS2245: DEN 2027-01-12 19:24:00 → ALW 2027-01-12 23:53:00; 1 stop(s) via SEA; 329 minutes. Local airport times.
    • AS421: DEN 2027-01-12 19:24:00 → SEA 2027-01-12 21:40:00; layover at SEA: 71 minutes.
    • AS2245: SEA 2027-01-12 22:51:00 → ALW 2027-01-12 23:53:00.

2027-01-05 → 2027-01-13 · Axel-exclusive $370.00

  • Alaska Airlines AS2146 / AS310: ALW 2027-01-05 14:59:00 → DEN 2027-01-05 20:57:00; 1 stop(s) via SEA; 298 minutes. Local airport times.
    • AS2146: ALW 2027-01-05 14:59:00 → SEA 2027-01-05 16:13:00; layover at SEA: 64 minutes.
    • AS310: SEA 2027-01-05 17:17:00 → DEN 2027-01-05 20:57:00.
  • Alaska Airlines AS421 / AS2245: DEN 2027-01-13 19:24:00 → ALW 2027-01-13 23:53:00; 1 stop(s) via SEA; 329 minutes. Local airport times.
    • AS421: DEN 2027-01-13 19:24:00 → SEA 2027-01-13 21:40:00; layover at SEA: 71 minutes.
    • AS2245: SEA 2027-01-13 22:51:00 → ALW 2027-01-13 23:53:00.

2027-01-05 → 2027-01-15 · Axel-exclusive $370.00

  • Alaska Airlines AS2146 / AS310: ALW 2027-01-05 14:59:00 → DEN 2027-01-05 20:57:00; 1 stop(s) via SEA; 298 minutes. Local airport times.
    • AS2146: ALW 2027-01-05 14:59:00 → SEA 2027-01-05 16:13:00; layover at SEA: 64 minutes.
    • AS310: SEA 2027-01-05 17:17:00 → DEN 2027-01-05 20:57:00.
  • Alaska Airlines AS421 / AS2245: DEN 2027-01-15 19:24:00 → ALW 2027-01-15 23:53:00; 1 stop(s) via SEA; 329 minutes. Local airport times.
    • AS421: DEN 2027-01-15 19:24:00 → SEA 2027-01-15 21:40:00; layover at SEA: 71 minutes.
    • AS2245: SEA 2027-01-15 22:51:00 → ALW 2027-01-15 23:53:00.

2027-01-05 → 2027-01-16 · Axel-exclusive $370.00

  • Alaska Airlines AS2146 / AS310: ALW 2027-01-05 14:59:00 → DEN 2027-01-05 20:57:00; 1 stop(s) via SEA; 298 minutes. Local airport times.
    • AS2146: ALW 2027-01-05 14:59:00 → SEA 2027-01-05 16:13:00; layover at SEA: 64 minutes.
    • AS310: SEA 2027-01-05 17:17:00 → DEN 2027-01-05 20:57:00.
  • Alaska Airlines AS421 / AS2245: DEN 2027-01-16 19:24:00 → ALW 2027-01-16 23:53:00; 1 stop(s) via SEA; 329 minutes. Local airport times.
    • AS421: DEN 2027-01-16 19:24:00 → SEA 2027-01-16 21:40:00; layover at SEA: 71 minutes.
    • AS2245: SEA 2027-01-16 22:51:00 → ALW 2027-01-16 23:53:00.

2027-01-05 → 2027-01-17 · Axel-exclusive $370.00

  • Alaska Airlines AS2146 / AS310: ALW 2027-01-05 14:59:00 → DEN 2027-01-05 20:57:00; 1 stop(s) via SEA; 298 minutes. Local airport times.
    • AS2146: ALW 2027-01-05 14:59:00 → SEA 2027-01-05 16:13:00; layover at SEA: 64 minutes.
    • AS310: SEA 2027-01-05 17:17:00 → DEN 2027-01-05 20:57:00.
  • Alaska Airlines AS421 / AS2245: DEN 2027-01-17 19:24:00 → ALW 2027-01-17 23:53:00; 1 stop(s) via SEA; 329 minutes. Local airport times.
    • AS421: DEN 2027-01-17 19:24:00 → SEA 2027-01-17 21:40:00; layover at SEA: 71 minutes.
    • AS2245: SEA 2027-01-17 22:51:00 → ALW 2027-01-17 23:53:00.

2027-01-05 → 2027-01-19 · Axel-exclusive $370.00

  • Alaska Airlines AS2146 / AS310: ALW 2027-01-05 14:59:00 → DEN 2027-01-05 20:57:00; 1 stop(s) via SEA; 298 minutes. Local airport times.
    • AS2146: ALW 2027-01-05 14:59:00 → SEA 2027-01-05 16:13:00; layover at SEA: 64 minutes.
    • AS310: SEA 2027-01-05 17:17:00 → DEN 2027-01-05 20:57:00.
  • Alaska Airlines AS421 / AS2245: DEN 2027-01-19 19:24:00 → ALW 2027-01-19 23:53:00; 1 stop(s) via SEA; 329 minutes. Local airport times.
    • AS421: DEN 2027-01-19 19:24:00 → SEA 2027-01-19 21:40:00; layover at SEA: 71 minutes.
    • AS2245: SEA 2027-01-19 22:51:00 → ALW 2027-01-19 23:53:00.

Explore this route

For AI assistants

  • This page: Walla Walla (ALW) to Denver (DEN) · Jan 5, 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. Under a trip, hotels in Denver 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: each row is one exact trip for this departure (both dates with the year, the total and the time its price was issued); its exact-trip price link opens the live search for those dates and travelers, where the booking link and the current total are. Other durations or travelers are not priced here: Choose travelers and dates prices the requested trip.
  • 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 Walla Walla to Denver (DEN) 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.