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Cheap flights from Bangkok Suvarnabhumi Airport to Seattle from £357

BKK — SEA
24 Nov — 1 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Suvarnabhumi to Seattle

Enter your travel dates to find the best prices.

Cheapest flights from Suvarnabhumi to Seattle

Mon 26/1017:50 -
1 stop15h 20m
Mon 9/1100:10 -
1 stop18h 40m
Deal found 24/10£603
Sat 21/1110:55 -
1 stop22h 15m
Tue 1/1200:10 -
1 stop21h 55m
Deal found 25/10£604
Sat 21/1110:55 -
1 stop22h 15m
Mon 7/1200:10 -
1 stop21h 55m
Deal found 21/10£605
Thu 19/1117:50 -
1 stop15h 20m
Sat 5/1200:10 -
1 stop34h 25m
Deal found 20/10£607
Sun 25/1007:10 -
2 stops40h 30m
Tue 10/1115:40 -
1 stop22h 30m
Deal found 23/10£618
Tue 27/1009:10 -
1 stop19h 10m
Wed 11/1113:16 -
2 stops31h 14m
Deal found 21/10£621
Mon 2/1109:10 -
1 stop19h 10m
Thu 5/1113:16 -
2 stops55h 14m
Deal found 24/10£623
Thu 12/1121:40 -
1 stop29h 11m
Mon 23/1112:30 -
1 stop20h 50m
Deal found 24/10£624
Tue 3/1116:55 -
3 stops34h 25m
Mon 23/1115:40 -
1 stop22h 30m
Deal found 23/10£625
Tue 27/1009:10 -
1 stop19h 10m
Mon 9/1112:20 -
2 stops32h 10m
Deal found 24/10£626
Mon 26/1001:05 -
1 stop28h 05m
Wed 11/1111:00 -
1 stop22h 20m
Deal found 23/10£627

Find flight deals from Suvarnabhumi to Seattle

Round-trip from

£604

One-way from

£357

Popular in

August

Cheapest in

March

Average price

£672
China Airlines
  • China Airlines
  • 24/11-1/12
  • 2 total stops
  • 40h 55m total
  • Bangkok to Seattle
Search Deals
China Airlines
  • China Airlines
  • 14/11-31/12
  • 1 total stop
  • 22h 15m total
  • Bangkok to Seattle
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£25 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Bangkok Suvarnabhumi Airport to Seattle that are best for you.

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Route

Depart

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Price

Cheapest return flight

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Fri 11/12

02:35-18:10

1 stop30h 35m

Seattle/Tacoma Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

£358
Fastest return journey

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Sun 6/12

17:50-18:10

1 stop15h 20m

Seattle/Tacoma Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

£358

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Thu 10/12

17:50-18:10

1 stop15h 20m

Seattle/Tacoma Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

£359

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Thu 5/11

10:55-18:10

1 stop22h 15m

Seattle/Tacoma Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

£359

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Wed 31/3

23:30-13:20

1 stop27h 50m

Seattle/Tacoma Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

£366

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Wed 3/2

09:50-11:50

1 stop17h 00m

Seattle/Tacoma Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

£368

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Thu 26/11

01:05-11:51

1 stop25h 46m

Seattle/Tacoma Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

£409

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Thu 3/12

23:15-15:11

2 stops30h 56m

Seattle/Tacoma Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

£409

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Wed 16/12

01:05-22:02

2 stops35h 57m

Seattle/Tacoma Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

£409

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Thu 1/4

21:40-20:31

2 stops36h 51m

Seattle/Tacoma Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

£410

Flights are sorted by cheapest return flights first.

Deals found on 22/10

Showing 1-10 of 18 resultsSorted by cheapest first
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Best time to book a flight from Suvarnabhumi to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Suvarnabhumi with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Bangkok Suvarnabhumi Airport to Seattle

How far ahead should I book a flight from Bangkok Suvarnabhumi Airport to Seattle?

Booking 15 days in advance of your planned departure date is, on average, the best time to get cheap flights from Bangkok Suvarnabhumi Airport to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Bangkok Suvarnabhumi Airport to Seattle?

Currently, March is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to Seattle (average of £542). Flying from Bangkok Suvarnabhumi Airport to Seattle in August is currently the most expensive (average of £748). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Bangkok Suvarnabhumi Airport to Seattle?

Airfare is below average for this route at the moment.

Bangkok Suvarnabhumi Airport to Seattle flights typically cost between £607 and £699 in April.
The cheapest return price found within the last 5 days was £604 on China Airlines (1 Apr–29 Apr).

Related info for your journey

  • What airport do you fly into for flights to Seattle from Bangkok Suvarnabhumi?

    If you book a flight to Seattle from Bangkok Suvarnabhumi, you will be flying to Seattle/Tacoma Intl, which is the city’s only airport. Seattle/Tacoma Intl (SEA) is located 11.4 mi from the center of Seattle. There are 0 flights from Bangkok Suvarnabhumi to Seattle/Tacoma Intl per day from 0 different airlines.

  • How long is the flight from Bangkok Suvarnabhumi Airport to Seattle?

    China Airlines, United Airlines, and Korean Air can get you from Bangkok Suvarnabhumi Airport to Seattle in just under 22h 15m. Your travel time can differ by up to 9h. Bangkok Suvarnabhumi Airport and Seattle are separated by a distance of 7443 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • Can I find deals for flights from Suvarnabhumi to Seattle that include hotel bookings?

    Yes. In addition to deals on Suvarnabhumi to Seattle flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Suvarnabhumi to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Suvarnabhumi to Seattle.

  • Can I find deals for business class flights from Suvarnabhumi to Seattle?

    Yes. Cheapflights offers flight deals from Suvarnabhumi to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Bangkok Suvarnabhumi Airport to Seattle?

    Currently, March is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to Seattle (average of £542). Flying from Bangkok Suvarnabhumi Airport to Seattle in August is currently the most expensive (average of £748). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Why should you use Cheapflights to find cheap flight tickets from Suvarnabhumi to Seattle?

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