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

View ฿16,320 flight on Thu, 5 Nov 2026Opens in a new window

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

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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 ฿22,120 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, 15 Sept - Tue, 22 Sept
BKK
Bangkok
SEA
Seattle
฿22,120 Return, found 4 days ago
฿22,120
Return
found 4 days ago
Select United flight, departing Tue, 15 Sept from Bangkok to Seattle, returning Tue, 22 Sept, priced at ฿22,120 found 4 days ago
All Nippon Airways
Tue, 15 Sept - Sun, 20 Sept
BKK
Bangkok
SEA
Seattle
฿23,140 Return, found 4 days ago
฿23,140
Return
found 4 days ago
Select All Nippon Airways flight, departing Tue, 15 Sept from Bangkok to Seattle, returning Sun, 20 Sept, priced at ฿23,140 found 4 days ago
Asiana Airlines
Fri, 5 Jun - Wed, 22 Jul
BKK
Bangkok
SEA
Seattle
฿26,195 Return, found 3 hours ago
฿26,195
Return
found 3 hours ago
Select Asiana Airlines flight, departing Fri, 5 Jun from Bangkok to Seattle, returning Wed, 22 Jul, priced at ฿26,195 found 3 hours ago
Korean Air
Thu, 18 Jun - Thu, 16 Jul
BKK
Bangkok
SEA
Seattle
฿26,220 Return, found 4 days ago
฿26,220
Return
found 4 days ago
Select Korean Air flight, departing Thu, 18 Jun from Bangkok to Seattle, returning Thu, 16 Jul, priced at ฿26,220 found 4 days ago
Delta
Thu, 11 Jun - Sun, 30 Aug
BKK
Bangkok
SEA
Seattle
฿27,910 Return, found 22 hours ago
฿27,910
Return
found 22 hours ago
Select Delta flight, departing Thu, 11 Jun from Bangkok to Seattle, returning Sun, 30 Aug, priced at ฿27,910 found 22 hours ago
Air Canada
Wed, 30 Sept - Mon, 12 Oct
BKK
Bangkok
SEA
Seattle
฿28,405 Return, just found
฿28,405
Return
just found
Select Air Canada flight, departing Wed, 30 Sept from Bangkok to Seattle, returning Mon, 12 Oct, priced at ฿28,405 just found
STARLUX Airlines
Tue, 9 Jun - Wed, 22 Jul
BKK
Bangkok
SEA
Seattle
฿28,575 Return, found 3 hours ago
฿28,575
Return
found 3 hours ago
Select STARLUX Airlines flight, departing Tue, 9 Jun from Bangkok to Seattle, returning Wed, 22 Jul, priced at ฿28,575 found 3 hours ago
China Airlines
Thu, 24 Sept - Tue, 13 Oct
BKK
Bangkok
SEA
Seattle
฿30,150 Return, found 1 hour ago
฿30,150
Return
found 1 hour ago
Select China Airlines flight, departing Thu, 24 Sept from Bangkok to Seattle, returning Tue, 13 Oct, priced at ฿30,150 found 1 hour ago
Qatar Airways
Tue, 6 Oct - Tue, 20 Oct
BKK
Bangkok
SEA
Seattle
฿30,180 Return, found 5 days ago
฿30,180
Return
found 5 days ago
Select Qatar Airways flight, departing Tue, 6 Oct from Bangkok to Seattle, returning Tue, 20 Oct, priced at ฿30,180 found 5 days ago
EVA Airways
Thu, 24 Sept - Tue, 13 Oct
BKK
Bangkok
SEA
Seattle
฿30,270 Return, found 1 hour ago
฿30,270
Return
found 1 hour ago
Select EVA Airways flight, departing Thu, 24 Sept from Bangkok to Seattle, returning Tue, 13 Oct, priced at ฿30,270 found 1 hour 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 ฿36,350
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city centre20 min
Flights from ฿36,350

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 ฿22,120. 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
฿22,120
Distance
11917 km
*Available to Expedia members.