Flights from Seattle Tacoma to Bangkok

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Our cheapest offers for flights from Seattle Tacoma to Bangkok

Here you can compare cheap flights from Seattle Tacoma (SEA) to Bangkok (BKK) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Bangkok. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Seattle-Tacoma
Bangkok
Outbound
04/26/25
2 Stopovers (SFO, NRT)
UA2482, UA0837, UA7971
40h 50min
Return
05/23/25
1 Stopover (HND)
UA7990, UA7930
18h 50min
United Airlines
$692
Best option
Seattle-Tacoma
Bangkok
Outbound
04/26/25
1 Stopover (ICN)
KE0042, KE0651
18h 45min
Return
05/23/25
1 Stopover (ICN)
KE0658, KE0041
27h 10min
Korean Air
$726
Seattle-Tacoma
Bangkok
Outbound
04/26/25
1 Stopover (ICN)
KE0042, KE0657
34h 15min
Return
05/23/25
1 Stopover (ICN)
KE0652, KE0041
25h 20min
Korean Air ?
$721
Seattle-Tacoma
Bangkok
Outbound
04/26/25
1 Stopover (ICN)
KE0042, KE0657
34h 15min
Return
05/23/25
1 Stopover (ICN)
KE0652, KE0041
25h 20min
Korean Air
$742
Seattle-Tacoma
Bangkok
Outbound
04/26/25
2 Stopovers (LAX, NRT)
UA2127, UA0032, UA7971
27h 40min
Return
05/23/25
1 Stopover (HND)
UA7990, UA7930
18h 50min
United Airlines ?
$751
Seattle-Tacoma
Bangkok
Outbound
04/26/25
1 Stopover (ICN)
KE0042, KE0651
18h 45min
Return
05/23/25
1 Stopover (ICN)
KE0652, KE0041
25h 20min
Korean Air ?
$753
Seattle-Tacoma
Bangkok
Outbound
04/26/25
2 Stopovers (SFO, NRT)
UA2490, UA0837, UA7971
38h 22min
Return
05/23/25
1 Stopover (HND)
UA7990, UA7930
18h 50min
United Airlines ?
$780
Seattle-Tacoma
Bangkok
Outbound
04/26/25
1 Stopover (TPE)
JX0031, JX0741
20h 45min
Return
05/23/25
1 Stopover (TPE)
JX0746, JX0032
36h 20min
Starlux Airlines ?
$834
Seattle-Tacoma
Bangkok
Outbound
04/26/25
2 Stopovers (SFO, NRT)
JL6338, JL0057, JL0707
24h 55min
Return
05/23/25
1 Stopover (NRT)
JL0708, JL0068
16h 20min
Japan Airlines
$1,042
Seattle-Tacoma
Bangkok
Outbound
04/26/25
1 Stopover (HND)
UA7929, UA8003
21h 55min
Return
05/23/25
1 Stopover (HND)
UA7990, UA7930
18h 50min
United Airlines ?
$1,338
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Seattle Tacoma to Bangkok

Favorite airline: Korean Air
Flight tickets on the route Seattle-Tacoma – Bangkok are most frequently booked with Korean Air.
Korean Air
33 %
Singapore Airlines
29 %
Delta
10 %
Favourite connection: via Seoul Incheon
47 % of booked tickets on this route are for flights with a transfer in Seoul Incheon.
Route
bookings
1 stopover Seoul-Incheon International Airport
20h 50min, from $ 935
47 %
1 stopover Singapore-Changi Airport
38h 05min, from $ 856
35 %
2 stopovers San Francisco International Airport, CA Seoul-Incheon International Airport
26h 25min, from $ 1.018
12 %

Important flight information

Flight information: Seattle-Tacoma - Bangkok

Roundtrip from $ 691,22
Distance 12001 km
Departure airport Airport Seattle-Tacoma International Airport, WA (SEA)
Arrival airport Airport Bangkok International Airport (BKK)
Destination country Flights to Thailand
Alternative flights to Bangkok
Flight destinations with a similar price
Flight destinations with a similar price
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* Prices may vary, please check the travel details given by the online travel agency before booking. Prices include taxes.