Flight Routes from Seattle Tacoma to Bangkok

Compare cheap outbound and return flights from Seattle-Tacoma (SEA) to Bangkok (BKK) and find the best offer from numerous airlines and travel agencies.

Trip type
Flight distance
12,001 km
Time difference

Flight schedule from Seattle-Tacoma (SEA) to Bangkok (BKK)

Select a travel date in the flight schedule for the route from Seattle-Tacoma (SEA) to Bangkok (BKK) and compare affordable flight deals.

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Matching outbound flightsSEA–BKK · 4 of 4
fromto
dep.arr.
durationstopovers
  1. October 11 – 17, 2026
  2. October 18 – 24, 2026
  3. October 25 – 31, 2026
    1. SEABKK
      1 stopover
      1. Japan Airlines
    2. SEABKK
      1 stopover
      1. Alaska Airlines
      2. Asiana Airlines
    3. SEABKK
      1 stopover
      1. Emirates Airline
    4. SEABKK
      1 stopover
      1. Emirates Airline

      Tips and tricks to help you find cheap flights from Seattle Tacoma to Bangkok

      Favorite airline: Korean Air
      Flight tickets on the route Seattle-Tacoma – Bangkok are most frequently booked with Korean Air.
      Korean Air
      33 %
      Singapore Airlines
      29 %
      Delta
      10 %
      Favourite connection: via Seoul Incheon
      47 % of booked tickets on this route are for flights with a transfer in Seoul Incheon.
      Route
      bookings
      1 stopover Seoul-Incheon International Airport
      20h 50min, from 935 $
      47 %
      1 stopover Singapore-Changi Airport
      38h 05min, from 856 $
      35 %
      2 stopovers San Francisco International Airport, CA Seoul-Incheon International Airport
      26h 25min, from 1.018 $
      12 %

      Important flight information

      Frequently Asked Questions (FAQ)

      Which airline is most commonly chosen for flights from Seattle-Tacoma to Bangkok?
      For flights from Seattle-Tacoma to Bangkok, offers from Asiana Airlines, Korean Air and Singapore Airlines are chosen most frequently. This reflects which airlines have been particularly popular with users on this route over the past year. Whether an airline works for you also depends on price, flight times, baggage and possible stopovers.
      Which departure days are most popular for flights from Seattle-Tacoma to Bangkok?
      For flights from Seattle-Tacoma to Bangkok, departures on Sunday, Tuesday and Wednesday are particularly in demand. Demand can be higher on popular travel days, so it is worth checking alternative departure days. You may find more suitable flight times or better-priced offers.
      Which airports near Seattle-Tacoma are frequently used for flights to Bangkok?
      In addition to Seattle-Tacoma airport, users also frequently search for flights from Portland-Oregon to Bangkok. Alternative departure airports can offer more choice of flight times, airlines or prices. Also check how accessible each airport is for you.

      Discover more flights around Seattle-Tacoma and Bangkok

      Departure airport Airport Seattle-Tacoma International Airport, WA (SEA)
      Arrival airport Airport Bangkok International Airport (BKK)
      Destination country Flights to Thailand
      Departure airport - Destination country Seattle-Tacoma International Airport, WA - Thailand
      Alternative flights to Bangkok
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