Calgary
Canada
One way
Oct 21Wed
One-way fare
฿18,402Steal
฿15,507 below one-way average
Air Canada
One way
Bangkok to Seattle
1 stop · Taipei
17:30BKK → SEA19:15
14h 20m · 1 stop
1h 25m layover Taipei
฿16,694
฿19,496-14%
฿2,802 below average
China AirlinesCheapest in the next 365 days
Exact-itinerary fare history
At the tracked low
Route avg. ฿19,496
- First seen
- ฿16,695
- Tracked low
- ฿16,694
- Now
- ฿16,694
View one-way fare
Continue to secure booking
One-way itinerary
Outbound flight only
One-way itinerary
Outbound flight only
OutboundSeptember 17·Thursday
17:30
BKK
1 stop14h 20m
19:15
SEAPDT
- BKK17:30TPE22:053h 35m
- 1h 25m layover in Taipei
- TPE23:30SEA19:1510h 45m
Baggage varies — check booking details.
Nearby one-way departures to Seattle15 days around September 17, 2026
AvgMinp25–p75
Cheapest
฿16,566
Sep 7
Global average
฿19,496
All travel dates
September avg
฿17,241
Selected month
One-way price check
Compared only with historical one-way fares on this route
฿16,694
One-way low ฿16,566One-way high ฿42,650
Current fare
฿16,694
One-way average
฿19,496
This month
฿17,303
Deal score
46/100
One-way price history
This itinerary’s recorded one-way fare over time
Jul 23 – Jul 25 · Price History
LowestHighest▼ 0% since Jul 23
Seattle
17°C
Mild
0km
Distance
USD
Currency
FAQ about Seattle
What is the cheapest flight from Bangkok to Seattle?
The cheapest flight we've found from Bangkok to Seattle is ฿16,566. Prices change frequently, so check back often for the latest deals.
What is the average flight price from Bangkok to Seattle?
The average price for flights from Bangkok to Seattle is around ฿19,496. You can save up to 15% by booking the cheapest available deal.
When is the best time to fly from Bangkok to Seattle?
Prices vary throughout the year. Use the month filter on this page to find the cheapest time to fly from Bangkok to Seattle.
Are there direct flights from Bangkok to Seattle?
Availability of direct flights depends on the season and airline. Use the "Direct" filter on our search page to find non-stop flights from Bangkok to Seattle.
Do I need a visa to visit Seattle, United States?
Visa requirements depend on your nationality. We recommend checking with the embassy or consulate of United States for the most up-to-date visa information before booking your flight.
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Similar one-way deals
Sep 17
฿16,694฿19,496
-14%฿2,802 below average