Cheap flights from Bangkok to Seattle

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The best prices from Bangkok to Seattle are usually found in March or June, booked 54 days in advance, depart on a Tuesday or Sunday and return on a Tuesday

How to find the cheapest flight from
Bangkok (BKK) to Seattle (SEA)

TH1 - SEA
Price
฿ 23,258 - ฿ 39,133
SEA
Temperature
8 - 25 °C
SEA
Rainfall
18 - 166 mm

Popular in

January

High demand for flights, 32% potential price rise

Cheapest in

March

Best time to find cheap flights, 12% potential price drop

Round-trip from

฿ 23,258

From Bangkok to Seattle

One-way from

฿ 19,551

One-way flight from Bangkok to Seattle

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly return from Bangkok to Seattle?

It’s generally more expensive to depart on a Monday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

How far in advance should I book a flight from Bangkok to Seattle?

To save up to 14% on this flight, we recommend booking at least 54 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Bangkok to Seattle from ฿ 26,846 1-2 weeks out and tickets from ฿ 26,846 for flights departing within the next 72 hours.

What is the cheapest month to fly from Bangkok to Seattle?

March can be a great time to fly to Seattle from Bangkok with a flight ticket averaging about ฿ 26,472. Cheapflights users have found deals in the month of March for as cheap as ฿ 21,225. The most expensive prices can be found in the month of January.

When is the cheapest time to fly from Bangkok to Seattle (TH1 - SEA)?

A simple way to save on the total cost of your ticket is to fly from Bangkok to Seattle in the evening. If you’re flexible enough to do this you can expect to save up to 25% on your trip compared to booking a flight at midday.

Bangkok to Seattle 2021 flight deals

Cheap flights to Seattle from Bangkok found for this year
25 May - 8 Jun
฿ 24,484pp
BKK
Bangkok Suvarnabhumi
United Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
United Airlines
   
2 STOPS
BKK
Bangkok Suvarnabhumi
25 May - 8 Jun
฿ 24,514pp
BKK
Bangkok Suvarnabhumi
United Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
United Airlines
   
2 STOPS
BKK
Bangkok Suvarnabhumi
25 May - 8 Jun
฿ 24,544pp
BKK
Bangkok Suvarnabhumi
United Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
United Airlines
   
2 STOPS
BKK
Bangkok Suvarnabhumi

One-way flights to Seattle from Bangkok

The cheapest one-way flights from Bangkok to Seattle
03:05 - 09:23
Japan Airlines
2 stops
21h 18m
BKK - SEA
Japan Airlines
฿ 19,552
CheapTickets
02:10 - 09:43
Air Canada
2 stops
22h 33m
BKK - SEA
Air Canada
฿ 20,628
20:00 - 06:00
Asiana Airlines
1 stop
25h 00m
BKK - SEA
Asiana Airlines
฿ 20,688
CheapTickets

Related info for your journey

Useful info, stats and facts about Bangkok to Seattle flights.

Flight FAQs

From Bangkok to Seattle

Can I find flights from Bangkok to Seattle for under ฿ 26,906 on Cheapflights?

Yes, there are multiple flights from Bangkok to Seattle for under ฿ 26,906. The cheapest flight booked recently is on United Airlines for just ฿ 24,484, but on average you can expect to pay ฿ 27,593.

What safety measures are being taken by airlines flying from Bangkok to Seattle/Tacoma Intl to control the spread of COVID-19?

New policies can now be found on Delta to help keep travellers safe while flying. New policies for travellers booking flights from Bangkok to Seattle/Tacoma Intl include masks being provided and required on board, daily cleaning and sanitisation, use of HEPA filters, pre-flight testing for antibodies and symptoms, and socially-distanced seating (for a limited time). Keep in mind that policies will vary by airline.

Which airlines flying from Bangkok to Seattle/Tacoma Intl have flexible cancellations due to COVID-19?

EVA Air, Cathay Pacific, and Asiana Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Are there direct flights from Bangkok to Seattle for under ฿ 23,916 on Cheapflights?

There are no direct flights from Bangkok to Seattle, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Is Bangkok weather warmer or cooler than Seattle?

Our data indicates that the weather will be 36 °C on average in the month of April. The temperature in Seattle is typically colder than in Bangkok. If you're traveling when the temperature is at its warmest, push to plan early, as flight price and availability will have an impact on your travels. For the best results, search for flights well in advance or after peak season.

How long does is the flight from Bangkok to Seattle?

For as low as ฿ 29,836, Japan Airlines can have you in Seattle from Bangkok in 16h 55m. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

What are the cheapest airlines to flying from Bangkok to Seattle return?

United Airlines, at ฿ 24,485, was found to be the cheapest airline from Bangkok to Seattle.Alternate airlines flying return to your destination include Air Canada and Japan Airlines. You may be able to fly from Bangkok to Seattle for 7% less than the average price by searching for these airlines.

What are the cheapest airlines to fly from Bangkok to Seattle one-way?

To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at ฿ 16,114. Japan Airlines flights start at ฿ 19,552 while deals on Asiana Airlines start at ฿ 20,688 one-way.

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Destination information for Seattle

Things to know before you go. Useful info for your trip from Bangkok to Seattle
Today's exchange rate
฿ 1 = $ 0.04
Average temperature for January in Seattle
9.0 °C
Avg rainfall for January in Seattle
144.0 mm

Airports servicing Bangkok

Don Mueang International (DMK)

Airports servicing Seattle

Top 6 airlines flying from Bangkok to Seattle

The chart below displays the airlines Cheapflights users travelling from Bangkok to Seattle choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.

Airline Cheapest Average Flexibility On-time COVID-19 safety
Asiana Airlines
฿ 696 ฿ 842 No cancel fee 76%

We couldn't confirm the COVID-19 safety measures taken by Asiana Airlines. Please check directly on their website for additional information.

Search Asiana Airlines flights
Cathay Pacific
฿ 749 ฿ 902 No cancel fee 72%
Search Cathay Pacific flights
ANA
฿ 767 ฿ 904 No cancel fee 80%
Search ANA flights
EVA Air
฿ 778 ฿ 932 No cancel fee 74%
Search EVA Air flights
Japan Airlines
฿ 816 ฿ 959 No cancel fee 79%

We couldn't confirm the COVID-19 safety measures taken by Japan Airlines. Please check directly on their website for additional information.

Search Japan Airlines flights
Korean Air
฿ 731 ฿ 962 No cancel fee 81%
Search Korean Air flights

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