Earn point on your loyalty program!arrow arc left

Cheap flights from Washington (DCA) to Bangkok (BKK)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Washington (DCA) to Bangkok (BKK)

How to find the cheapest flight from Washington (DCA) to Bangkok (BKK)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Washington (DCA) to Bangkok (BKK)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Washington (DCA) to Bangkok (BKK)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Washington to Bangkok in April , May 2026

30 Apr - 09 May $ 1,533.00
DCA
Washington
Alaska Airlines
2 STOPS
BKK
Bangkok
BKK
Bangkok
Alaska Airlines
2 STOPS
DCA
Washington
Pick dates
30 Apr - 09 May $ 1,541.00
DCA
Washington
Alaska Airlines
2 STOPS
BKK
Bangkok
BKK
Bangkok
Alaska Airlines
2 STOPS
DCA
Washington
Pick dates
30 Apr - 07 May $ 3,246.00
DCA
Washington
Korean Air
2 STOPS
BKK
Bangkok
BKK
Bangkok
Korean Air
2 STOPS
DCA
Washington
Pick dates

One-way flights to Bangkok from Washington

6:59 PM - 7:30 AM
EVA Air
2 Stops
28h 26m
DCA - BKK
$ 818
Kiwi
Pick dates
6:59 PM - 7:30 AM
EVA Air
2 Stops
28h 26m
DCA - BKK
$ 818
Kiwi
Pick dates
6:59 PM - 8:00 AM
EVA Air
2 Stops
28h 56m
DCA - BKK
$ 818
Kiwi
Pick dates

How to find the cheapest flight from Washington (DCA) to Bangkok (BKK)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Washington (DCA) to Bangkok (BKK)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Washington (DCA) to Bangkok (BKK)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.