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Easily compare round-trip flights from Washington to Bangkok
Below you can see the best fares for your round-trip flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Washington to Bangkok by changing tabs
Quickest
Cheapest
Korean Air
28 Jan
IAD
6:50 am
Washington Dulles Intl airport
23h 30m
1 Stop
6:20 pm
+1
BKK
Bangkok Suvarnabhumi & other airports airport
18 Feb
BKK
6:15 am
Bangkok Suvarnabhumi & other airports airport
22h 35m
1 Stop
4:50 pm
IAD
Washington Dulles Intl airport
585 USD
Korean Air
28 Jan
IAD
6:50 am
Washington Dulles Intl airport
23h 30m
1 Stop
6:20 pm
+1
BKK
Bangkok Suvarnabhumi & other airports airport
18 Feb
BKK
6:15 am
Bangkok Suvarnabhumi & other airports airport
22h 35m
1 Stop
4:50 pm
IAD
Washington Dulles Intl airport
585 USD
Korean Air
22 Jan
IAD
6:50 am
Washington Dulles Intl airport
24h 30m
1 Stop
7:20 pm
+1
BKK
Bangkok Suvarnabhumi & other airports airport
12 Feb
BKK
6:15 am
Bangkok Suvarnabhumi & other airports airport
22h 35m
1 Stop
4:50 pm
IAD
Washington Dulles Intl airport
588 USD
Korean Air
28 Jan
IAD
6:50 am
Washington Dulles Intl airport
23h 30m
1 Stop
6:20 pm
+1
BKK
Bangkok Suvarnabhumi & other airports airport
18 Feb
BKK
6:15 am
Bangkok Suvarnabhumi & other airports airport
22h 35m
1 Stop
4:50 pm
IAD
Washington Dulles Intl airport
585 USD
Korean Air
28 Jan
IAD
6:50 am
Washington Dulles Intl airport
23h 30m
1 Stop
6:20 pm
+1
BKK
Bangkok Suvarnabhumi & other airports airport
18 Feb
BKK
6:15 am
Bangkok Suvarnabhumi & other airports airport
22h 35m
1 Stop
4:50 pm
IAD
Washington Dulles Intl airport
585 USD
Korean Air
22 Jan
IAD
6:50 am
Washington Dulles Intl airport
24h 30m
1 Stop
7:20 pm
+1
BKK
Bangkok Suvarnabhumi & other airports airport
12 Feb
BKK
6:15 am
Bangkok Suvarnabhumi & other airports airport
22h 35m
1 Stop
4:50 pm
IAD
Washington Dulles Intl airport
588 USD
How to get the cheapest flight ticket from Washington to Bangkok
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Bangkok?
September
The cheapest time of year to fly to Bangkok from Washington is September. Most expensive is December
What is the cheapest day to fly to Bangkok?
Tuesday
The cheapest day of the week is typically Tuesday. The most expensive is typically Friday
When is the cheapest time to fly to Bangkok?
in the afternoon
Washington to Bangkok flights are approximately 26% more expensive at noon than in the afternoon
What is the cheapest airline that flies to Bangkok?
Air China
Air China, Major Airline, and JetBlue are the most popular carriers operating from Washington to Bangkok
What is the cheapest route?
Washington Dulles Intl - Bangkok Suvarnabhumi & other airports
Fly from Washington Dulles Intl to Bangkok Suvarnabhumi & other airports for the best Washington - Bangkok flight prices
When is the cheapest time to book a flight to Bangkok?
34 days before
The cheapest time to buy a flight from Washington to Bangkok is approximately 34 days to departure
60
Days before departure
0
Flight information for Washington to Bangkok (TH1 - WAS)
Find info about flight duration, direct flights, and airports for your flight from Washington to Bangkok
| Fastest flight time | 20h 25m | The fastest flight from Washington to Bangkok takes 20h 25m. | |
| Direct flights | None | There are no direct flights from Washington to Bangkok. Popular non-direct routes for this connection are Washington Dulles Intl - Bangkok Suvarnabhumi & other airports, Washington Reagan-National - Bangkok Suvarnabhumi & other airports and Baltimore/Washington - Bangkok Suvarnabhumi & other airports. | |
| Airports in Bangkok | 2 airports | There are 2 airports near Bangkok: Bangkok Suvarnabhumi & other airports (BKK), Bangkok Don Mueang Intl (DMK) |
Alternative routes for Washington to Bangkok
Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Flights to other cities in Thailand
Lost the lust for Bangkok? Check out some flights to other cities in Thailand
Round-trip flights to other destinations
Lost the lust for Bangkok? Check out some flights to other destinations
*Flight prices to Bangkok are based on prices for economy tickets found by momondo users during searches within the last 72 hours. These prices may no longer be available.