Cheap flights from Seattle (BFI) to Bangkok (BKK)
Know your dates, get live prices in secondsHow to find the cheapest flight from Seattle (BFI) to Bangkok (BKK)
How to find the cheapest flight from Seattle (BFI) to Bangkok (BKK)
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How to find the cheapest flight from Seattle (BFI) to Bangkok (BKK)
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How to find the cheapest flight from Seattle (BFI) to Bangkok (BKK)
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Cheap flights from Seattle to Bangkok in April , May 2026
30 Apr - 27 May
$ 1,767.00
BFI
Seattle
Air Excursions
3 STOPS
BKK
Bangkok
BKK
Bangkok
Air Excursions
3 STOPS
BFI
Seattle
30 Apr - 22 May
$ 1,770.00
BFI
Seattle
Air Excursions
3 STOPS
BKK
Bangkok
BKK
Bangkok
Air Excursions
3 STOPS
BFI
Seattle
29 Apr - 27 May
$ 1,828.00
BFI
Seattle
Air Excursions
3 STOPS
BKK
Bangkok
BKK
Bangkok
Air Excursions
3 STOPS
BFI
Seattle
One-way flights to Bangkok from Seattle
5:25 AM - 9:40 AM
Philippine Airlines
Philippine Airlines
3 Stops
40h 45m
BFI - BKK
BFI - BKK
8:05 PM - 8:45 PM
EVA Air
EVA Air
3 Stops
37h 25m
BFI - BKK
BFI - BKK
8:05 AM - 9:40 AM
Philippine Airlines
Philippine Airlines
3 Stops
38h 5m
BFI - BKK
BFI - BKK
How to find the cheapest flight from Seattle (BFI) to Bangkok (BKK)
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How to find the cheapest flight from Seattle (BFI) to Bangkok (BKK)
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How to find the cheapest flight from Seattle (BFI) to Bangkok (BKK)
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