Calgary
Canada
One way
Nov 3Tue
One-way fare
฿18,322Steal
฿15,315 below one-way average
Air Canada
One way
Bangkok to Seattle
1 stop · Taipei
17:15BKK → SEA19:40
14h 55m · 1 stop
1h 30m layover Taipei
฿18,567
Thai AirwaysLowest 10% in next 365 days
Exact-itinerary fare history
8% above tracked low
Route avg. ฿18,342
- First seen
- ฿17,543
- Tracked low
- ฿17,204
- Now
- ฿18,567
View one-way fare
Continue to secure booking
One-way itinerary
Outbound flight only
One-way itinerary
Outbound flight only
OutboundSeptember 13·Sunday
17:15
BKK
1 stop14h 55m
19:40
SEAPDT
- BKK17:15TPE22:103h 55m
- 1h 30m layover in Taipei
- TPE23:40SEA19:4011h
Baggage varies — check booking details.
Nearby one-way departures to Seattle15 days around September 13, 2026
AvgMinp25–p75
Cheapest
฿16,689
Sep 10
Global average
฿18,342
All travel dates
September avg
฿18,103
Selected month
One-way price check
Compared only with historical one-way fares on this route
฿18,567
One-way low ฿16,684One-way high ฿44,702
Current fare
฿18,567
One-way average
฿18,342
This month
฿17,974
Deal score
13/100
Flexible Dates
One-way departures around your current date
One-way price history
This itinerary’s recorded one-way fare over time
Aug 3 – Sep 9 · Price History
LowestHighest▲ 6% since Aug 3
Seattle
17°C
Mild
0km
Distance
USD
Currency
FAQ about Seattle
What is the cheapest flight from Bangkok to Seattle?
The lowest currently observed flight from Bangkok to Seattle is ฿16,684. Confirm the final itinerary total and availability before booking.
What is the average flight price from Bangkok to Seattle?
The average price for flights from Bangkok to Seattle is around ฿18,342. You can save up to 9% 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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Sep 13
฿18,567