Find Deals on Flights from Seattle/Tacoma Intl to Bangkok

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.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Seattle/Tacoma Intl to Bangkok

(Round-trip)
Depart: Fri Feb 24 2017 Return: Tue Mar 7 2017 Trip spans 12 days
XiamenAir
XiamenAir
SEA
7:25a
BKK
10:00p
38h 35m
2 stops
BKK
2:00p
SEA
7:25p
29h 25m
2 stops
Depart: Wed Feb 22 2017 Return: Tue Mar 7 2017 Trip spans 14 days
Major Airline
Major Airline
SEA
9:00p
BKK
12:15a
27h 15m
2 stops
BKK
8:55a
SEA
4:34p
31h 39m
2 stops
Depart: Thu Apr 13 2017 Return: Wed Apr 19 2017 Trip spans 7 days
EVA Air
EVA Air
SEA
7:45a
BKK
5:30a
21h 45m
1 stop
BKK
10:15p
SEA
4:30p
18h 15m
1 stop
Depart: Thu Aug 24 2017 Return: Sat Sep 2 2017 Trip spans 10 days
Asiana Airlines
Asiana Airlines
SEA
10:40a
BKK
7:25a
20h 45m
1 stop
BKK
10:35p
SEA
11:10p
24h 35m
1 stop
Depart: Thu Mar 2 2017 Return: Wed Mar 15 2017 Trip spans 13 days
Hainan Airlines
Hainan Airlines
SEA
7:50a
BKK
4:25a
20h 35m
1 stop
BKK
9:30p
SEA
9:30p
24h 00m
1 stop
Depart: Wed Aug 23 2017 Return: Wed Aug 30 2017 Trip spans 8 days
China Airlines
China Airlines
SEA
3:05p
BKK
10:00p
30h 55m
2 stops
BKK
4:35a
SEA
8:40a
28h 05m
2 stops
Depart: Wed Jun 7 2017 Return: Thu Jun 15 2017 Trip spans 9 days
ANA
ANA
SEA
9:20a
BKK
5:10a
19h 50m
1 stop
BKK
5:35a
SEA
4:31a
22h 56m
2 stops
Depart: Sun Apr 23 2017 Return: Sun May 7 2017 Trip spans 15 days
China Eastern
China Eastern
SEA
1:05p
BKK
1:55a
36h 50m
2 stops
BKK
4:55p
SEA
5:49p
48h 54m
2 stops
Depart: Thu Aug 3 2017 Return: Sat Sep 23 2017 Trip spans 52 days
Delta
Delta
SEA
8:53a
BKK
3:10a
42h 17m
2 stops
BKK
6:40p
SEA
7:25p
48h 45m
2 stops
Depart: Sun May 14 2017 Return: Wed May 31 2017 Trip spans 18 days
Korean Air
Korean Air
SEA
10:15a
BKK
5:50a
19h 35m
1 stop
BKK
6:00a
SEA
10:20p
16h 20m
1 stop
Depart: Tue Jun 6 2017 Return: Mon Jun 12 2017 Trip spans 7 days
Thai Airways
Thai Airways
SEA
9:20a
BKK
3:55a
18h 35m
1 stop
BKK
6:45a
SEA
11:10p
40h 25m
2 stops
Depart: Mon May 15 2017 Return: Sun May 21 2017 Trip spans 7 days
XiamenAir
XiamenAir
SEA
9:25a
BKK
5:50p
32h 25m
2 stops
BKK
9:20a
SEA
8:25p
35h 05m
2 stops
Depart: Tue Feb 28 2017 Return: Thu Mar 16 2017 Trip spans 16 days
Major Airline
Major Airline
SEA
6:00a
BKK
12:50a
42h 50m
2 stops
BKK
5:35a
SEA
2:19p
32h 44m
2 stops
Depart: Tue Apr 25 2017 Return: Wed May 3 2017 Trip spans 9 days
EVA Air
EVA Air
SEA
7:45a
BKK
5:30a
21h 45m
1 stop
BKK
11:10a
SEA
4:40p
29h 30m
1 stop
Depart: Fri May 5 2017 Return: Thu May 18 2017 Trip spans 14 days
XiamenAir
XiamenAir
SEA
9:25a
BKK
5:45p
32h 20m
2 stops
BKK
11:55a
SEA
8:25p
32h 30m
2 stops
Depart: Sun Aug 27 2017 Return: Fri Sep 1 2017 Trip spans 6 days
Asiana Airlines
Asiana Airlines
SEA
10:40a
BKK
7:25a
20h 45m
1 stop
BKK
10:35p
SEA
11:10p
24h 35m
1 stop
Depart: Wed Mar 8 2017 Return: Thu Mar 23 2017 Trip spans 15 days
Hainan Airlines
Hainan Airlines
SEA
7:50a
BKK
4:25a
20h 35m
1 stop
BKK
9:35p
SEA
9:30p
23h 55m
1 stop
Depart: Sun Mar 12 2017 Return: Sat Mar 25 2017 Trip spans 13 days
Major Airline
Major Airline
SEA
1:05a
BKK
10:40p
20h 35m
2 stops
BKK
12:00a
SEA
8:45p
20h 45m
2 stops
Depart: Thu Apr 27 2017 Return: Mon May 1 2017 Trip spans 5 days
EVA Air
EVA Air
SEA
7:45a
BKK
5:15p
33h 30m
1 stop
BKK
10:15p
SEA
4:40p
18h 25m
1 stop
Depart: Wed Aug 16 2017 Return: Tue Aug 29 2017 Trip spans 14 days
China Airlines
China Airlines
SEA
7:00a
BKK
10:00p
39h 00m
2 stops
BKK
7:15a
SEA
6:25a
23h 10m
2 stops
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

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

We compile tonnes of data for you
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.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Seattle
$618
Destination

Bangkok
$618