¥71,300 Cheap Flights from Bangkok (BKK) to Seattle (SEA)

Popular airlines from Suvarnabhumi Intl. Airport (BKK) to Seattle-Tacoma International Airport (SEA)

  • Be in the know

    Get alerts if flight prices drop or rise*
  • Book smarter

    Save up to 40% on select hotels after you book a flight*
  • Earn twice

    Earn your airline miles on top of our rewards

Cheap Flights from Bangkok to Seattle (BKK-SEA)

Prices were available within the past 7 days and start at ¥71,300 for one-way flights and ¥108,290 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Asiana Airlines
Asiana Airlines
All Nippon Airways
Asiana Airlines
Cathay Pacific
Philippine Airlines
Air Canada
STARLUX Airlines
EVA Airways
China Airlines

Find the cheapest month to fly from Bangkok (BKK) to Seattle (SEA)

September is typically the cheapest month to fly

From ¥96,607 - ¥128,561 per traveler.

Frequently asked questions

How much is a flight from BKK to Sea-Tac Airport?
The lowest price advertised for a round-trip flight between Suvarnabhumi Intl. Airport (BKK) and Sea-Tac Airport is ¥108,290. But you better get moving. This figure is taken from fares listed within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Bangkok Airport to Seattle - Tacoma Intl. Airport (SEA)?
The majority of flights can be canceled online, but every airline has different terms and conditions. If you do have to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from Bangkok Airport to Sea-Tac Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Bangkok Airport to Sea-Tac Airport flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from Suvarnabhumi Airport to Sea-Tac Airport?
Make the 17 hours and 54 minutes between BKK and Sea-Tac Airport as comfortable as you can. Bring the essentials, like a neck pillow, your toothbrush and warm clothes, and simply enjoy the flight!
How far is the flight from BKK to Seattle - Tacoma Intl. Airport (SEA)?
The distance is around 12,000 kilometers, so fill your carry-on luggage with all the items you need to make the long journey comfortable. Wondering what to take on board your Bang Phli to SeaTac flight? Earplugs, a sleep mask and a neck pillow are a few essentials.
Which airlines fly direct from Suvarnabhumi Intl. Airport (BKK) to SEA?
Flying directly between Suvarnabhumi Intl. Airport (BKK) and Sea-Tac Airport isn't possible at the moment. However, you'll still be able to find a flight to SeaTac with at least one stop.
Are Suvarnabhumi Airport to Sea-Tac Airport flight tickets cheaper when they're purchased at the last minute?
Booking last minute from Suvarnabhumi Intl. Airport (BKK) to Sea-Tac Airport can be hit-or-miss. You might be lucky and score a bargain, but then again, you could miss out entirely! If you'd rather play it safe and start your travel planning early, Expedia compares flight deals up to a year in advance. Just bear in mind that not all airlines list their prices so far in advance. Our advice? Check back often as prices are updated regularly.

Travel information

Origin airport
Suvarnabhumi Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Air Canada, Air France, All Nippon Airways, American Airlines, Asiana Airlines, Cathay Pacific, Condor, Delta, EVA Airways, Emirates, Hainan Airlines, Japan Airlines, Korean Air, Lufthansa, Qatar Airways, STARLUX Airlines, Singapore Airlines, Thai Airways International, Turkish Airlines, United
Roundtrip price
¥108,290
Distance
11917 km

Book with confidence

Explore a world of travel with Expedia

*Available to Expedia members.