What is the cheapest airline that flies from Bangkok to Washington, D.C.?

IndiGo, Air Canada, and Korean Air are the most popular carriers operating from Bangkok to Washington, D.C.

What airlines fly to Washington, D.C.?

ANA, Korean Air and Qatar Airways are the top three most popular airlines that fly to Washington, D.C. from Bangkok according to our data. ANA is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 7 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Bangkok to Washington, D.C.?

Prices for flights from Bangkok to Washington, D.C. refresh daily.

How many operators does momondo search for flights from Bangkok to Washington, D.C.?

As of June 2025, there are 7 operators available to choose from for flights from Bangkok to Washington, D.C..

How old do you have to be to fly from Bangkok to Washington, D.C.?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Bangkok to Washington, D.C..

What documentation or ID do you need to fly to Washington, D.C.?

The travel and health documents required for your trip to Washington, D.C. can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C.. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$500 Cheap Flights from Bangkok to Washington, D.C. in 2025

Q: What is the typical price of a round-trip flight between Bangkok and Washington, D.C.?

Prices are currently low for flights on this route. Typical prices usually range from $1,128 to $1,382. The lowest price recently found on this route was $984.

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Find the cheapest flights from Bangkok to Washington, D.C.

Round-trip

One-way

Last minute

Cheap round-trip flights

1:50 am - 3:45 pmBKK-IAD

24h 55m1 stop

6:10 pm - 1:40 pmIAD-BKK

31h 30m2 stops

$984SAUDIA

Find Deal

mié., sep. 17 - jue., nov. 20

3:25 pm - 3:45 pmBKK-IAD

35h 20m1 stop

6:50 pm - 12:10 amIAD-BKK

42h 20m1 stop

$985SAUDIA

Find Deal

vie., oct. 3 - sáb., oct. 18

9:35 am - 10:05 amBKK-IAD

35h 30m1 stop

1:20 pm - 4:35 amIAD-BKK

28h 15m2 stops

$1,024United Airlines

Find Deal

vie., jul. 4 - sáb., jul. 19

9:35 am - 3:45 pmBKK-IAD

41h 10m1 stop

6:35 am - 4:35 amIAD-BKK

35h 00m2 stops

$1,025United Airlines

Find Deal

dom., jul. 13 - sáb., jul. 19

1:00 am - 9:50 amBKK-IAD

20h 50m1 stop

12:50 pm - 12:45 amIAD-BKK

24h 55m1 stop

$1,056Korean Air

Find Deal

jue., nov. 20 - mié., mar. 18

1:55 pm - 10:05 amBKK-IAD

31h 10m1 stop

3:39 pm - 6:00 amIAD-BKK

27h 21m2 stops

$1,057ANA

Find Deal

vie., jun. 27 - vie., jul. 4

1:55 pm - 10:05 amBKK-IAD

31h 10m1 stop

3:39 pm - 6:00 amIAD-BKK

27h 21m2 stops

$1,058ANA

Find Deal

vie., jun. 27 - vie., jul. 4

11:30 pm - 10:55 amBKK-IAD

22h 25m1 stop

11:50 am - 12:45 amIAD-BKK

24h 55m1 stop

$1,060Korean Air

Find Deal

mar., sep. 16 - vie., nov. 21

8:00 pm - 8:40 amBKK-IAD

23h 40m1 stop

9:00 pm - 1:25 pmIAD-BKK

29h 25m1 stop

$1,141Qatar Airways

Find Deal

mar., jul. 1 - mar., jul. 8

2:30 am - 8:40 amBKK-IAD

41h 10m1 stop

11:00 am - 7:20 pmIAD-BKK

21h 20m1 stop

$1,144Qatar Airways

Find Deal

lun., jun. 30 - mar., jul. 8

Delta flights from Bangkok to Washington, D.C.

Our best Delta deals on Bangkok to Washington, D.C. flight tickets

Delta

Sep 17

BKK9:50 amBangkok Suvarnabhumi

24h 27m

2 stops

IAD11:17 pmWashington, D.C. Dulles Intl

Nov 24

IAD12:35 pmWashington, D.C. Dulles Intl

44h 55m

2 stops

BKK9:30 pmBangkok Suvarnabhumi

$1,091

Find similar

Delta

Jun 19

BKK2:35 amBangkok Suvarnabhumi

42h 39m

2 stops

IAD10:14 amWashington, D.C. Dulles Intl

Jun 25

IAD6:20 amWashington, D.C. Dulles Intl

31h 45m

2 stops

BKK1:05 amBangkok Suvarnabhumi

$1,092

Find similar

Delta

Jun 19

BKK2:35 amBangkok Suvarnabhumi

32h 08m

2 stops

IAD11:43 pmWashington, D.C. Dulles Intl

Jun 25

IAD6:20 amWashington, D.C. Dulles Intl

31h 45m

2 stops

BKK1:05 amBangkok Suvarnabhumi

$1,094

Find similar

Korean Air flights from Bangkok to Washington, D.C.

Our best Korean Air deals on Bangkok to Washington, D.C. flight tickets

Korean Air

Nov 20

BKK1:00 amBangkok Suvarnabhumi

20h 50m

1 stop

IAD9:50 amWashington, D.C. Dulles Intl

Mar 18

IAD12:50 pmWashington, D.C. Dulles Intl

24h 55m

1 stop

BKK12:45 amBangkok Suvarnabhumi

$1,056

Find similar

Korean Air

Sep 16

BKK11:30 pmBangkok Suvarnabhumi

22h 25m

1 stop

IAD10:55 amWashington, D.C. Dulles Intl

Nov 21

IAD11:50 amWashington, D.C. Dulles Intl

24h 55m

1 stop

BKK12:45 amBangkok Suvarnabhumi

$1,060

Find similar

Korean Air

Sep 16

BKK11:30 pmBangkok Suvarnabhumi

22h 25m

1 stop

IAD10:55 amWashington, D.C. Dulles Intl

Nov 18

IAD11:50 amWashington, D.C. Dulles Intl

23h 30m

1 stop

BKK11:20 pmBangkok Suvarnabhumi

$1,087

Find similar

How to get the cheapest flight ticket from Bangkok to Washington, D.C.

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

Prices

Airlines

What is the typical price of a round-trip flight between Bangkok and Washington, D.C.?

What is the cheapest month to fly to Washington, D.C.?

The month of January is, on average, the cheapest month to fly to Washington, D.C. from Bangkok, with most prices found around $1,087. If you’re not able to fly to Washington, D.C. in January, then February is your next best option. Flight prices from Bangkok to Washington, D.C. during February average around $1,087.

What is the cheapest day to depart on your flight to Washington, D.C.?

On average, the least expensive day to fly to Washington, D.C. from Bangkok is on a Sunday. momondo users have found tickets for Sunday departures for as low as $1,114. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Bangkok to Washington, D.C. for around $1,287.

What is the cheapest time of day to depart on your flight to Washington, D.C.?

In the morning is the cheapest time of day to fly from Bangkok to Washington, D.C. when you can find flight prices for as low as $1,121. Flying to Washington, D.C. in the morning is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the afternoon because they tend to be around $1,279. Of course, these prices can vary depending on the time of year and what airport you fly to.

Cheap Bangkok to Washington, D.C. flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Bangkok to Washington, D.C.

Best Price Found	$500
Fastest flight time	20h 50m
Direct flights	None
Airports in Washington, D.C.	3 airports

The best one-way flight to Washington, D.C. from Bangkok in the past 72 hours is $500. The best round-trip flight deal from Bangkok to Washington, D.C. found on momondo in the last 72 hours is $984.

The fastest flight from Bangkok to Washington, D.C. takes 20h 50m

There are no direct flights from Bangkok to Washington, D.C.. Popular non-direct routes for this connection are Bangkok Don Mueang Intl Airport - Washington, D.C. Dulles Intl Airport, Bangkok Suvarnabhumi Airport - Baltimore/Washington Airport and Bangkok Suvarnabhumi Airport - Washington, D.C. Dulles Intl Airport.

There are 3 airports near Washington, D.C.: Washington, D.C. Reagan-National (DCA), Baltimore/Washington (BWI), Washington, D.C. Dulles Intl (IAD)

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How far is Bangkok to Washington, D.C. by plane?
Washington, D.C. is 8788.5 mi away from Bangkok. Typically, this will take 20h 50m by plane in normal conditions.
When did momondo last update prices for flights from Bangkok to Washington, D.C.?
Prices for flights from Bangkok to Washington, D.C. refresh daily.
How many operators does momondo search for flights from Bangkok to Washington, D.C.?
As of June 2025, there are 7 operators available to choose from for flights from Bangkok to Washington, D.C..
How old do you have to be to fly from Bangkok to Washington, D.C.?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Bangkok to Washington, D.C..
What documentation or ID do you need to fly to Washington, D.C.?
The travel and health documents required for your trip to Washington, D.C. can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C.. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Bangkok to Washington, D.C.

Compare and see reviews for airlines that fly from Bangkok to Washington, D.C. with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $983	Free Cancellation	Rating 7.4 8,790 reviews	Search United Airlines flights
ANA	PriceFrom $1,000	Free Cancellation	Rating 8.3 882 reviews	Search ANA flights
Korean Air	PriceFrom $1,043	Free Cancellation	Rating 8.4 1,088 reviews	Search Korean Air flights
Qatar Airways	PriceFrom $1,201	Free Cancellation	Rating 7.4 3,584 reviews	Search Qatar Airways flights
Turkish Airlines	PriceFrom $1,287	Free Cancellation	Rating 7.3 3,848 reviews	Search Turkish Airlines flights
American Airlines	PriceFrom $1,364	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Emirates	PriceFrom $1,371	Free Cancellation	Rating 8.1 3,264 reviews	Search Emirates flights

Alexandria

Gettysburg

Arlington

National Harbor

Laurel

Woodbridge

Silver Spring

Tysons

Waldorf

Fredericksburg

Manassas

Gaithersburg

Towson

Rockville

Fairfax

Linthicum Heights

Glen Burnie

Reston

Springfield

Hyattsville

Why use momondo?

Why should I use momondo to find a flight deal from Bangkok to Washington, D.C.?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington, D.C. from Bangkok.

Can I find flights from Bangkok to Washington, D.C. with flexible booking policies on momondo?

All flight searches from Bangkok to Washington, D.C. on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Bangkok to Washington, D.C.?

Once all potential Bangkok to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Bangkok to Washington, D.C. right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Washington, D.C. from Bangkok. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.