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

Wed 18 Feb
US$625.99
One way
Economy
1 traveller
Thu 19 Feb
US$626.08
One way
Economy
1 traveller
Tue 17 Feb
US$627.67
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 33 minutes one way and costs US$1,757 for the round trip.

Most popular route
Sea-Tac Airport (SEA) to Suvarnabhumi Airport (BKK)
Average flight time
21 hours 33 minutes
Average round-trip price
US$1,757
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

Thinking about which towns and cities to visit during your trip? Try Bangkok, a popular choice with other visitors.

Flights to Suvarnabhumi Airport

Jet into this airport to explore Bangkok at your leisure.

Flights to Don Mueang International Airport

Jet into this airport to explore Bangkok at your leisure.

Flights from Seattle to Thailand

Plan your next getaway from Seattle.

Flights from the United States to Thailand

More options to fly to Thailand.

Flights to Bangkok Province

Reaching Bangkok Province just got easier!

All flights

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