Search flights from Seattle (SEA) to Bangkok (BKK)

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Cheapest flights to Bangkok

The cheapest flights available in the next 60 days – prices are updated regularly

Mon 2 Feb
US$637.37
One way
Economy
1 traveller
Tue 3 Feb
US$642.96
One way
Economy
1 traveller
Sun 7 Dec
US$643.73
One way
Economy
1 traveller

Flying from Seattle to Bangkok: things to know

The most popular route is from Sea-Tac Airport in Seattle to Suvarnabhumi Airport in Bangkok. On average this flight takes 21 hours 31 minutes one way and costs US$1,694 for the round trip.

Most popular route
Sea-Tac Airport (SEA) to Suvarnabhumi Airport (BKK)
Average flight time
21 hours 31 minutes
Average round-trip price
US$1,694
Fly from Seattle to Bangkok
20 airlines

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Airlines that fly from Seattle to Bangkok

Airline options may vary according to recently booked flights and your search terms

  • Asiana Airlines
  • China Airlines
  • All Nippon Airways
  • DAC Aviation
  • Eva Air
  • Korean Air
  • Singapore Airlines
  • Thai Airways
  • Japan Airlines
  • Philippine Airlines
  • Turkish Airlines
  • United Airlines
  • Hainan Airlines
  • Air Canada
  • Qatar Airways
  • Alaska Airlines

Frequently asked questions

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Hotels in Bangkok

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Flights from Seattle to Thailand

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Flights to Bangkok Province

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Flights from the United States to Thailand

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Flights to Suvarnabhumi Airport

Jet into this airport to explore Bangkok at your leisure.

Flights to Don Mueang International Airport

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