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

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 20 hours 41 minutes one-way and costs $1,950 round-trip.

Most popular route
Sea-Tac Airport (SEA) to Suvarnabhumi Airport (BKK)
Average flight time
20 hours 41 minutes
Average round-trip price
$1,950
Fly from Seattle to Bangkok
19 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
  • All Nippon Airways
  • China Airlines
  • Korean Air
  • DAC Aviation
  • Eva Air
  • Singapore Airlines
  • Thai Airways
  • Japan Airlines
  • Philippine Airlines
  • Turkish Airlines
  • United Airlines
  • Air Canada
  • Alaska Airlines
  • American Airlines
  • Qatar Airways

Frequently asked questions

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Flights to Suvarnabhumi Airport

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Flights to Don Mueang International Airport

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Hotels in Bangkok

A popular choice with visitors to Thailand.

Flights from the United States to Thailand

More options to fly to Thailand.

Flights from Seattle to Thailand

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All flights

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Flights to Bangkok Province

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