฿16,320 Cheap Flights from Bangkok (BKK) to Seattle (SEA)

View ฿16,320 flight on Wed, 4 Nov 2026Opens in a new window

Popular airlines from Suvarnabhumi International 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
    Sign in

Cheap Flights from Bangkok (BKK) to Seattle (SEA)

Prices were available within the past 7 days and start at ฿16,320 for one-way flights and ฿21,930 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, 4 Jun - Thu, 27 Aug
BKK
Bangkok
SEA
Seattle
฿21,930 Return, found 5 days ago
฿21,930
Return
found 5 days ago
Select United flight, departing Thu, 4 Jun from Bangkok to Seattle, returning Thu, 27 Aug, priced at ฿21,930 found 5 days ago
All Nippon Airways
Thu, 4 Jun - Thu, 27 Aug
BKK
Bangkok
SEA
Seattle
฿22,970 Return, found 5 days ago
฿22,970
Return
found 5 days ago
Select All Nippon Airways flight, departing Thu, 4 Jun from Bangkok to Seattle, returning Thu, 27 Aug, priced at ฿22,970 found 5 days ago
Delta
Thu, 21 May - Wed, 29 Jul
BKK
Bangkok
SEA
Seattle
฿26,100 Return, found 16 hours ago
฿26,100
Return
found 16 hours ago
Select Delta flight, departing Thu, 21 May from Bangkok to Seattle, returning Wed, 29 Jul, priced at ฿26,100 found 16 hours ago
Korean Air
Thu, 18 Jun - Thu, 16 Jul
BKK
Bangkok
SEA
Seattle
฿26,220 Return, found 18 hours ago
฿26,220
Return
found 18 hours ago
Select Korean Air flight, departing Thu, 18 Jun from Bangkok to Seattle, returning Thu, 16 Jul, priced at ฿26,220 found 18 hours ago
Asiana Airlines
Thu, 24 Dec - Sat, 2 Jan
BKK
Bangkok
SEA
Seattle
฿26,620 Return, found 2 hours ago
฿26,620
Return
found 2 hours ago
Select Asiana Airlines flight, departing Thu, 24 Dec from Bangkok to Seattle, returning Sat, 2 Jan, priced at ฿26,620 found 2 hours ago
STARLUX Airlines
Wed, 14 Oct - Wed, 28 Oct
BKK
Bangkok
SEA
Seattle
฿29,010 Return, found 14 hours ago
฿29,010
Return
found 14 hours ago
Select STARLUX Airlines flight, departing Wed, 14 Oct from Bangkok to Seattle, returning Wed, 28 Oct, priced at ฿29,010 found 14 hours ago
Philippine Airlines
Mon, 9 Nov - Sun, 15 Nov
BKK
Bangkok
SEA
Seattle
฿29,630 Return, found 1 day ago
฿29,630
Return
found 1 day ago
Select Philippine Airlines flight, departing Mon, 9 Nov from Bangkok to Seattle, returning Sun, 15 Nov, priced at ฿29,630 found 1 day ago
Air Canada
Fri, 16 Oct - Sat, 31 Oct
BKK
Bangkok
SEA
Seattle
฿29,845 Return, found 8 hours ago
฿29,845
Return
found 8 hours ago
Select Air Canada flight, departing Fri, 16 Oct from Bangkok to Seattle, returning Sat, 31 Oct, priced at ฿29,845 found 8 hours ago
Qatar Airways
Tue, 6 Oct - Tue, 20 Oct
BKK
Bangkok
SEA
Seattle
฿30,180 Return, found 1 day ago
฿30,180
Return
found 1 day ago
Select Qatar Airways flight, departing Tue, 6 Oct from Bangkok to Seattle, returning Tue, 20 Oct, priced at ฿30,180 found 1 day ago
China Airlines
Sat, 19 Dec - Sun, 3 Jan
BKK
Bangkok
SEA
Seattle
฿30,185 Return, found 2 hours ago
฿30,185
Return
found 2 hours ago
Select China Airlines flight, departing Sat, 19 Dec from Bangkok to Seattle, returning Sun, 3 Jan, priced at ฿30,185 found 2 hours ago

Alternative airports near Seattle

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Seattle - Tacoma Intl. SEA. Cheapest option available. Average driving time to city centre is 20 minutes. Flights from ฿38,875
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city centre20 min
Flights from ฿38,875

Frequently asked questions

How much is a flight from Bangkok Airport to Seattle - Tacoma Intl. Airport (SEA)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price quoted for a round-trip flight between Suvarnabhumi Airport and Sea-Tac Airport was ฿21,930. Cheap tickets don't hang around, so make sure you book yours ASAP. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from BKK to SEA?
We get that your situation can change unexpectedly, so we've made it as easy as possible for you to cancel your trip online. Just head to the Customer Service Portal and follow the instructions.
How do I find cheap flights from Suvarnabhumi Airport to SEA 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 Seattle - Tacoma Intl. Airport (SEA) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Suvarnabhumi Intl. Airport (BKK) to SEA?
You'll have 12,000 kilometres to cover on the long-haul Bang Phli to SeaTac route. Dress in comfy clothes and consider taking a sleep mask and earplugs.
Which airlines fly direct from BKK to SEA?
Direct flights aren't available, so you'll need to make at least one stop between Suvarnabhumi Intl. Airport (BKK) and Seattle - Tacoma Intl. Airport (SEA). Use the layover time to stretch your legs and freshen up.
Are Suvarnabhumi Airport to Seattle - Tacoma Intl. Airport (SEA) flight tickets cheaper when they're purchased at the last minute?
Flight prices change all the time, so it's no sure thing. While last-minute deals between Suvarnabhumi Intl. Airport (BKK) and Sea-Tac Airport are possible, it also makes sense to keep track of prices well before you fly. In fact, some air carriers announce their prices up to 12 months before the departure date. Expedia is constantly updating the best airfare bargains around, so keep checking and be ready to book when prices drop.

Travel information

Origin airport
Suvarnabhumi Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Air Canada, All Nippon Airways, Asiana Airlines, Cathay Pacific, China Airlines, Condor, Delta, EVA Airways, Emirates, Japan Airlines, KLM, Korean Air, Lufthansa, Philippine Airlines, Qatar Airways, Singapore Airlines, Thai Airways International, Turkish Airlines, United
Return price
฿21,930
Distance
11917 km
*Available to Expedia members.