Find Cheap Flights from Bangkok to Seattle/Tacoma Intl

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Bangkok to Seattle/Tacoma Intl

(Round-trip)
Depart: Sun Sep 10 2017 Return: Mon Sep 18 2017 Trip spans 9 days
XiamenAir
XiamenAir
BKK
9:20a
SEA
8:25p
35h 05m
2 stops
SEA
9:25a
BKK
5:50p
32h 25m
2 stops
Depart: Mon Oct 2 2017 Return: Tue Oct 17 2017 Trip spans 16 days
China Southern
China Southern
BKK
10:15p
SEA
2:43a
28h 28m
3 stops
SEA
5:30a
BKK
7:10a
25h 40m
3 stops
Depart: Tue Nov 28 2017 Return: Tue Dec 12 2017 Trip spans 15 days
Asiana Airlines
Asiana Airlines
BKK
6:40p
SEA
9:10p
26h 30m
1 stop
SEA
8:00a
BKK
4:10a
20h 10m
1 stop
Depart: Fri Sep 1 2017 Return: Tue Oct 3 2017 Trip spans 33 days
Hainan Airlines
Hainan Airlines
BKK
10:00p
SEA
9:35p
23h 35m
1 stop
SEA
10:00a
BKK
6:40a
20h 40m
1 stop
Depart: Wed Feb 21 2018 Return: Thu Mar 1 2018 Trip spans 9 days
Thai Airways
Thai Airways
BKK
2:25a
SEA
9:10p
18h 45m
2 stops
SEA
8:00a
BKK
5:20a
21h 20m
1 stop
Depart: Sun Oct 1 2017 Return: Sun Oct 15 2017 Trip spans 15 days
ANA
ANA
BKK
2:50a
SEA
9:25p
18h 35m
1 stop
SEA
2:35a
BKK
5:10a
26h 35m
2 stops
Depart: Sun Sep 24 2017 Return: Sun Oct 8 2017 Trip spans 15 days
United
United
BKK
2:50a
SEA
4:00a
25h 10m
2 stops
SEA
9:20a
BKK
5:10a
19h 50m
1 stop
Depart: Sun Feb 11 2018 Return: Sun Mar 25 2018 Trip spans 42 days
EVA Air
EVA Air
BKK
9:15p
SEA
4:10a
30h 55m
1 stop
SEA
9:30p
BKK
5:35p
20h 05m
1 stop
Depart: Wed Sep 20 2017 Return: Sun Oct 1 2017 Trip spans 12 days
$1018
Select
Japan Airlines
Japan Airlines
BKK
5:45a
SEA
4:45a
23h 00m
2 stops
SEA
8:05a
BKK
11:00a
26h 55m
2 stops
Depart: Sun Oct 29 2017 Return: Fri Nov 10 2017 Trip spans 13 days
XiamenAir
XiamenAir
BKK
8:40a
SEA
8:25p
35h 45m
2 stops
SEA
7:25a
BKK
3:40p
32h 15m
2 stops
Depart: Sun Nov 12 2017 Return: Fri Nov 24 2017 Trip spans 13 days
XiamenAir
XiamenAir
BKK
11:35a
SEA
7:25p
31h 50m
2 stops
SEA
7:25a
BKK
3:40p
32h 15m
2 stops
Depart: Fri Nov 17 2017 Return: Fri Dec 1 2017 Trip spans 15 days
China Southern
China Southern
BKK
10:35a
SEA
10:22a
23h 47m
2 stops
SEA
9:20a
BKK
2:50p
29h 30m
2 stops
Depart: Tue Oct 10 2017 Return: Sun Oct 22 2017 Trip spans 13 days
Hainan Airlines
Hainan Airlines
BKK
9:40p
SEA
9:35p
23h 55m
1 stop
SEA
10:00a
BKK
6:40a
20h 40m
1 stop
Depart: Mon Nov 27 2017 Return: Tue Dec 12 2017 Trip spans 16 days
Asiana Airlines
Asiana Airlines
BKK
9:10p
SEA
9:10p
24h 00m
1 stop
SEA
8:00a
BKK
4:10a
20h 10m
1 stop
Depart: Wed Oct 18 2017 Return: Fri Oct 27 2017 Trip spans 10 days
XiamenAir
XiamenAir
BKK
1:35p
SEA
8:25p
54h 50m
2 stops
SEA
9:25a
BKK
5:40p
32h 15m
2 stops
Depart: Mon Sep 25 2017 Return: Mon Oct 9 2017 Trip spans 15 days
ANA
ANA
BKK
6:05p
SEA
4:35a
34h 30m
2 stops
SEA
9:20a
BKK
5:10a
19h 50m
1 stop
Depart: Sun Dec 3 2017 Return: Tue Jan 9 2018 Trip spans 38 days
China Southern
China Southern
BKK
7:00a
SEA
10:22a
27h 22m
2 stops
SEA
1:50a
BKK
5:15a
27h 25m
2 stops
Depart: Wed Oct 11 2017 Return: Sun Oct 22 2017 Trip spans 12 days
Hainan Airlines
Hainan Airlines
BKK
10:00p
SEA
9:35p
23h 35m
1 stop
SEA
10:00a
BKK
6:40a
20h 40m
1 stop
Depart: Wed Oct 25 2017 Return: Mon Nov 6 2017 Trip spans 13 days
XiamenAir
XiamenAir
BKK
1:35p
SEA
8:25p
54h 50m
2 stops
SEA
7:25a
BKK
8:05p
36h 40m
2 stops
Depart: Sun Sep 17 2017 Return: Mon Sep 25 2017 Trip spans 9 days
Asiana Airlines
Asiana Airlines
BKK
10:35p
SEA
10:50p
24h 15m
1 stop
SEA
10:20a
BKK
7:25a
21h 05m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

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Airports
Origin

Bangkok
$644
Destination

Seattle
$644