Find Deals on Flights from Washington 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
Students
under 26
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Washington to Bangkok

(Round-trip)
Depart: Tue Feb 21 2017 Return: Tue Mar 21 2017 Trip spans 28 days
Air China
Air China
IAD
10:35a
BKK
7:30p
32h 55m
1 stop
BKK
1:50a
IAD
9:35p
19h 45m
1 stop
Depart: Mon Feb 6 2017 Return: Wed Mar 22 2017 Trip spans 44 days
Major Airline
Major Airline
IAD
1:50a
BKK
2:20a
24h 30m
1 stop
BKK
1:45p
IAD
1:50p
24h 05m
1 stop
Depart: Mon Feb 27 2017 Return: Tue Mar 14 2017 Trip spans 15 days
United
United
IAD
7:25a
BKK
6:35a
23h 10m
1 stop
BKK
3:10a
IAD
11:20p
20h 10m
1 stop
Depart: Wed Mar 22 2017 Return: Mon May 1 2017 Trip spans 41 days
ANA
ANA
IAD
9:25a
BKK
8:35a
23h 10m
1 stop
BKK
6:10p
IAD
3:26a
33h 16m
2 stops
Depart: Thu Jan 26 2017 Return: Sat Jan 28 2017 Trip spans 3 days
Korean Air
Korean Air
IAD
6:50a
BKK
8:00p
37h 10m
1 stop
BKK
7:55p
IAD
4:50p
20h 55m
1 stop
Depart: Wed Feb 1 2017 Return: Mon Mar 20 2017 Trip spans 47 days
Turkish Airlines
Turkish Airlines
IAD
5:55p
BKK
9:50p
27h 55m
1 stop
BKK
7:30a
IAD
3:05a
43h 35m
1 stop
Depart: Mon May 22 2017 Return: Sun Jun 4 2017 Trip spans 14 days
Austrian Airlines
Austrian Airlines
IAD
1:05p
BKK
11:20p
34h 15m
1 stop
BKK
2:50a
IAD
5:40p
38h 50m
1 stop
Depart: Sun Feb 5 2017 Return: Tue Mar 21 2017 Trip spans 44 days
Qatar Airways
Qatar Airways
IAD
3:45p
BKK
1:55p
22h 10m
1 stop
BKK
3:30p
IAD
10:50p
31h 20m
1 stop
Depart: Wed May 24 2017 Return: Tue May 30 2017 Trip spans 7 days
Emirates
Emirates
IAD
6:55a
BKK
6:05a
23h 10m
1 stop
BKK
11:40a
IAD
3:40p
28h 00m
1 stop
Depart: Tue May 16 2017 Return: Tue May 30 2017 Trip spans 15 days
Etihad Airways
Etihad Airways
IAD
6:10p
BKK
4:10p
22h 00m
1 stop
BKK
10:10p
IAD
12:00a
25h 50m
1 stop
Depart: Sat Jun 3 2017 Return: Fri Jun 9 2017 Trip spans 7 days
Aeroflot
Aeroflot
IAD
10:45a
BKK
5:30p
30h 45m
1 stop
BKK
6:00a
IAD
7:45p
37h 45m
1 stop
Depart: Wed Jun 21 2017 Return: Mon Jul 10 2017 Trip spans 20 days
$1063
Select
Thai Airways
Thai Airways
IAD
8:20a
BKK
6:55a
22h 35m
1 stop
BKK
6:10p
IAD
5:40p
23h 30m
1 stop
Depart: Thu Mar 2 2017 Return: Mon Mar 13 2017 Trip spans 11 days
Air China
Air China
IAD
10:35a
BKK
11:30a
24h 55m
1 stop
BKK
1:50a
IAD
9:35p
19h 45m
1 stop
Depart: Wed Feb 22 2017 Return: Wed Mar 1 2017 Trip spans 8 days
Major Airline
Major Airline
IAD
12:55a
BKK
12:30a
23h 35m
1 stop
BKK
1:55p
IAD
11:15a
21h 20m
1 stop
Depart: Mon Mar 27 2017 Return: Tue Apr 25 2017 Trip spans 30 days
United
United
IAD
8:35a
BKK
8:00a
23h 25m
1 stop
BKK
2:50a
IAD
10:40p
19h 50m
1 stop
Depart: Tue Mar 28 2017 Return: Mon Apr 17 2017 Trip spans 21 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: Mon Mar 20 2017 Return: Wed Mar 22 2017 Trip spans 3 days
Korean Air
Korean Air
IAD
8:50a
BKK
10:00p
37h 10m
1 stop
BKK
5:45p
IAD
5:50p
24h 05m
1 stop
Depart: Wed Mar 8 2017 Return: Thu Mar 16 2017 Trip spans 8 days
Major Airline
Major Airline
IAD
2:25a
BKK
1:35a
23h 10m
1 stop
BKK
2:30p
IAD
1:15p
22h 45m
1 stop
Depart: Mon Apr 10 2017 Return: Mon May 1 2017 Trip spans 22 days
United
United
IAD
8:20a
BKK
8:00a
23h 40m
1 stop
BKK
2:50a
IAD
10:40p
19h 50m
1 stop
Depart: Wed Jul 19 2017 Return: Sat Aug 12 2017 Trip spans 25 days
$1420
Select
China Southern
China Southern
DCA
2:05a
BKK
7:00a
28h 55m
2 stops
BKK
2:55p
DCA
5:19p
26h 24m
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 $587
only $1420
Destination

Bangkok
$587