Find Deals on Flights from Washington to Bangkok Suvarnabhumi & other airports (WAS - BKK)

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 Washington to Bangkok Suvarnabhumi & other airports

(Round-trip)
Depart: Wed Sep 6 2017 Return: Wed Oct 4 2017 Trip spans 29 days
Major Airline
Major Airline
IAD
1:30p
BKK
5:40p
28h 10m
1 stop
BKK
1:15p
IAD
6:10p
28h 55m
1 stop
Depart: Mon Sep 4 2017 Return: Tue Oct 3 2017 Trip spans 30 days
Air China
Air China
IAD
12:35p
BKK
3:35a
39h 00m
1 stop
BKK
3:35p
IAD
9:35p
30h 00m
1 stop
Depart: Tue Sep 12 2017 Return: Tue Sep 19 2017 Trip spans 8 days
ANA
ANA
IAD
8:30a
BKK
6:35a
22h 05m
1 stop
BKK
8:30p
IAD
5:40p
21h 10m
1 stop
Depart: Sun Apr 2 2017 Return: Mon May 15 2017 Trip spans 44 days
Air Canada
Air Canada
DCA
2:00a
BKK
4:00a
26h 00m
2 stops
BKK
5:35a
DCA
5:19a
47h 44m
2 stops
Depart: Thu Sep 14 2017 Return: Fri Sep 22 2017 Trip spans 9 days
United
United
IAD
8:20a
BKK
8:10a
23h 50m
1 stop
BKK
2:50a
IAD
10:30p
19h 40m
1 stop
Depart: Sun Sep 17 2017 Return: Sun Oct 1 2017 Trip spans 15 days
Turkish Airlines
Turkish Airlines
IAD
7:00p
BKK
11:50p
28h 50m
1 stop
BKK
6:40p
IAD
2:10a
31h 30m
1 stop
Depart: Mon May 15 2017 Return: Wed May 24 2017 Trip spans 10 days
Korean Air
Korean Air
IAD
9:35a
BKK
9:40p
36h 05m
1 stop
BKK
8:10p
IAD
6:15p
22h 05m
1 stop
Depart: Wed Apr 12 2017 Return: Wed May 10 2017 Trip spans 29 days
China Southern
China Southern
IAD
3:00a
BKK
7:50p
40h 50m
2 stops
BKK
11:20p
IAD
5:49a
30h 29m
2 stops
Depart: Thu May 18 2017 Return: Mon May 29 2017 Trip spans 12 days
Qatar Airways
Qatar Airways
IAD
5:30p
BKK
4:20p
22h 50m
1 stop
BKK
5:15p
IAD
10:10p
28h 55m
1 stop
Depart: Thu Mar 30 2017 Return: Tue Apr 11 2017 Trip spans 13 days
Etihad Airways
Etihad Airways
IAD
6:10p
BKK
6:10p
24h 00m
1 stop
BKK
4:40a
IAD
12:00a
43h 20m
2 stops
Depart: Wed Apr 5 2017 Return: Mon Apr 24 2017 Trip spans 20 days
Emirates
Emirates
IAD
6:55a
BKK
6:05a
23h 10m
1 stop
BKK
2:05p
IAD
3:40p
25h 35m
1 stop
Depart: Fri Sep 15 2017 Return: Fri Sep 22 2017 Trip spans 8 days
$1034
Select
Japan Airlines
Japan Airlines
DCA
3:10a
BKK
8:00a
28h 50m
2 stops
BKK
4:10a
DCA
9:20p
41h 10m
2 stops
Depart: Thu Jun 22 2017 Return: Sun Jun 25 2017 Trip spans 4 days
$1050
Select
Austrian Airlines
Austrian Airlines
IAD
1:05p
BKK
7:55p
30h 50m
1 stop
BKK
8:50a
IAD
9:40p
36h 50m
1 stop
Depart: Mon Sep 25 2017 Return: Mon Oct 2 2017 Trip spans 8 days
Major Airline
Major Airline
IAD
4:20a
BKK
4:10a
23h 50m
1 stop
BKK
10:50p
IAD
6:30p
19h 40m
1 stop
Depart: Tue Sep 5 2017 Return: Tue Oct 3 2017 Trip spans 29 days
Air China
Air China
IAD
12:35p
BKK
8:40a
20h 05m
1 stop
BKK
3:35p
IAD
9:35p
30h 00m
1 stop
Depart: Mon Sep 11 2017 Return: Sun Sep 17 2017 Trip spans 7 days
Air China
Air China
IAD
12:35p
BKK
8:40a
20h 05m
1 stop
BKK
9:00p
IAD
9:35p
24h 35m
1 stop
Depart: Sat Apr 1 2017 Return: Mon May 15 2017 Trip spans 45 days
Air Canada
Air Canada
DCA
5:30a
BKK
4:00a
46h 30m
2 stops
BKK
5:35a
DCA
5:19a
47h 44m
2 stops
Depart: Tue Aug 22 2017 Return: Mon Sep 25 2017 Trip spans 35 days
Major Airline
Major Airline
IAD
5:35a
BKK
5:40p
36h 05m
1 stop
BKK
2:00a
IAD
2:15p
36h 15m
1 stop
Depart: Tue Apr 4 2017 Return: Sun May 7 2017 Trip spans 34 days
Air China
Air China
IAD
12:35p
BKK
8:40a
20h 05m
1 stop
BKK
9:00p
IAD
9:35p
24h 35m
1 stop
Depart: Tue Aug 1 2017 Return: Thu Aug 31 2017 Trip spans 31 days
ANA
ANA
DCA
5:45a
BKK
6:35a
24h 50m
2 stops
BKK
6:05p
DCA
2:52a
32h 47m
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

Washington
only $583
only $666
Destination

Bangkok
$583