Cheap Flights from Seattle, WA to Bangkok from $358
On Cheapflightsplus.com you will find 271 connecting flights from Seattle to Bangkok. You can compare airfare deals from 24 airlines and multiple travel sites from $358, book and save on cheap plane tickets and last minute offers. Also check out SEA-BKK flight schedule to find best flight time, convenient departure and arrival airports.
Flight Information
Below we will explain in detail what the flights cost on the destination from Seattle to Bangkok depends on and how to choose the most interesting flight option for you.
Distance between Seattle and Bangkok is 11989 miles. Time difference between the cities is 3h. Airplanes depart 01:10 to 23:30 from 3 Seattle airports and arrive 01:10 to 23:30 to 2 Bangkok airports. Average flight time is 29h 10m.
- The fastest flight 18h 5m
- Average flight time 29h 10m
- The earliest flight 01:10
- The latest flight 23:30
- Distance 7450 ml
Best Flights from Seattle to Bangkok Today
| Price | Departure | Arrival | Flight Duration | Airline | Flight |
|---|---|---|---|---|---|
| from $358 | 14:30 Seattle Seattle-Tacoma Intl | 23:10+2 дня Bangkok Suvarnabhumi | 18h 40m layover 1h 35m - Seoul | Asiana Airlines | OZ271 OZ741 |
| from $384 | 10:15 Seattle Seattle-Tacoma Intl | 20:00+1 день Bangkok Suvarnabhumi | 19h 45m layover 0h 55m - Singapore | Singapore Airlines | SQ27 SQ720 |
| from $416 | 13:45 Seattle Seattle-Tacoma Intl | 04:35+2 дня Bangkok Suvarnabhumi | 24h 50m layover 1h 52m - Vancouver 5h 5m - Tokyo | All Nippon Airways | NH5391 NH115 NH849 |
| from $462 | 21:40 Seattle Seattle-Tacoma Intl | 10:55+3 дня Bangkok Suvarnabhumi | 47h 15m layover 23h 31m - San Francisco 3h 20m - Seoul | Hawaiian Airlines | HA6897 OZ211 OZ743 |
The cheapest months to travel to Bangkok are august (from 358 $), october (from 401 $), july (from 425 $).
The most expensive months are december (from 793 $), november (from 700 $), june (from 643 $).
What is the lowest airfare Seattle to Bangkok?
The cheapest plane ticket found by our users is $358. This airfare is for economy class on one-way OZ271 flight by Asiana Airlines for August 19, 2025 which leaves Seattle-Tacoma Intl in Seattle at 14:30 am and arrives at Bangkok Suvarnabhumi at 23:10.
Flight Schedule Seattle (Washington) to Bangkok
from$401
from$401
from$422
from$422
from$422
from$422
from$384
from$384
from$384
from$384
from$384
from$384
from$358
from$422
from$422
Popular Airlines on the Route
The flight Seattle — Bangkok is served by 24 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by Qatar Airways - 6 departures per week at the price of from $ 439 . And the most expensive tickets are offered by Malaysia Airlines airline - from $ 8983.
Direct flights
There’re no direct flights on this route. Try flights with stops.
Connecting Flights
There are 271 flights with layovers on the route. The fastest connecting flight is CI21 by China Airlines takes 18h 5m and the cheapest is OZ271 by Asiana Airlines for $358.
- QR - Qatar Airwaysfrom $439Find
- DE - Condor Airlinesfrom $1137Find
- KL - KLMfrom $1192Find
- JL - Japan Airlines - JALfrom $444Find
- AC - Air Canadafrom $608Find
- AF - Air Francefrom $1210Find
- CI - China Airlinesfrom $422Find
- EK - Emiratesfrom $1009Find
- OZ - Asiana Airlinesfrom $358Find
- UA - United Airlinesfrom $453Find
- LX - SWISS International Air Linesfrom $5334Find
- HU - Hainan Airlinesfrom $561Find
Airports
You can fly from Seattle to Bangkok from 3 airports (Boeing Field International Airport, Seattle-Tacoma Intl, Kenmore Air Harbor SPB).
Seattle airports
- Boeing Field International Airport-BFIFind
- Seattle-Tacoma Intl-SEAfrom $358Find
- Kenmore Air Harbor SPB-LKEFind
Bangkok airports
- Suvarnabhumi-BKKFind
- Don Muang-DMKFind
Airplanes
There are flights to Bangkok from Seattle by 24 airlines that use 1 aircraft brands. They range from huge modern airplanes to small-sized.
- Boeing 787from $428Find
Top Domestic Destinations from Seattle
You may also consider searching for discounted plane tickets to some other popular places from Seattle within United States.
- from $78Find
- from $62Find
- from $180Find
- from $73Find
- from $67Find
- from $74Find
- from $53Find
- from $243Find
- from $72Find
- from $63Find
Top International Destinations from Seattle
Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.
- from $77Find
- from $70Find
- from $57Find
- from $63Find
- from $66Find
- from $64Find
- from $76Find
- from $80Find
- from $68Find
- from $64Find
How to book a plane ticket yourself?
- Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
- Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
- Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
- Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
- That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.
To find a plane ticket, please select dates.