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

Qatar Airways, Oman Air, and Japan Airlines are the most popular carriers operating from Bangkok to Washington, D.C.

What airlines fly to Washington, D.C.?

Korean Air, Qatar Airways and United Airlines are the top three most popular airlines that fly to Washington, D.C. from Bangkok according to our data. Korean Air is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 5 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 April 2026, there are 5 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.

$583 Cheap Flights from Bangkok to Washington, D.C. in 2026

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 $1,420 to $1,275. The lowest price recently found on this route was $1,082.

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Discover deals from 900+ travel sites with momondo.

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

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:20 pm - 6:21 am

BKK

BWI

28h 01m

2 stops

6:11 pm - 9:50 am

BWI

BKK

28h 39m

2 stops

$1,082Multiple Airlines

Tue, Oct 20 - Sat, Oct 31

1:00 am - 6:20 pm

BKK

IAD

28h 20m

1 stop

9:00 pm - 6:20 am

IAD

BKK

22h 20m

1 stop

$1,085Qatar Airways

Fri, May 15 - Fri, Aug 7

2:30 am - 6:20 pm

BKK

IAD

26h 50m

1 stop

9:00 pm - 7:15 am

IAD

BKK

23h 15m

1 stop

$1,090Multiple Airlines

Fri, May 15 - Fri, Aug 7

3:25 pm - 3:45 pm

BKK

IAD

35h 20m

1 stop

6:50 pm - 12:05 am

IAD

BKK

42h 15m

1 stop

$1,094SAUDIA

Sun, Jun 7 - Sat, Jun 13

1:50 am - 3:40 pm

BKK

IAD

24h 50m

1 stop

6:50 pm - 12:05 am

IAD

BKK

42h 15m

1 stop

$1,095SAUDIA

Wed, Jul 8 - Sat, Jul 18

7:45 pm - 6:20 pm

BKK

IAD

33h 35m

1 stop

9:00 pm - 7:15 am

IAD

BKK

23h 15m

1 stop

$1,097Qatar Airways

Wed, Jun 10 - Wed, Sep 9

10:50 am - 8:06 pm

BKK

DCA

44h 16m

2 stops

9:30 am - 9:45 am

DCA

BKK

37h 15m

2 stops

$1,165China Airlines

Wed, May 27 - Thu, Sep 3

1:35 am - 8:00 pm

BKK

DCA

29h 25m

2 stops

9:30 am - 11:20 am

DCA

BKK

38h 50m

2 stops

$1,170EVA Air

Tue, Jun 9 - Wed, Sep 9

1:35 am - 8:00 pm

BKK

DCA

29h 25m

2 stops

9:30 am - 11:20 am

DCA

BKK

38h 50m

2 stops

$1,174EVA Air

Tue, Jun 9 - Wed, Sep 9

9:40 am - 4:30 pm

BKK

DCA

41h 50m

2 stops

6:00 am - 3:10 pm

DCA

BKK

46h 10m

2 stops

$1,236Japan Airlines

Thu, May 28 - Thu, Jun 4

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Qatar Airways flights from Bangkok to Washington, D.C.

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

Qatar Airways

May 15

BKK1:00 amBangkok Suvarnabhumi

28h 20m

1 stop

IAD6:20 pmWashington, D.C. Dulles Intl

Aug 7

IAD9:00 pmWashington, D.C. Dulles Intl

22h 20m

1 stop

BKK6:20 amBangkok Suvarnabhumi

$1,085

Qatar Airways

Jun 10

BKK7:45 pmBangkok Suvarnabhumi

33h 35m

1 stop

IAD6:20 pmWashington, D.C. Dulles Intl

Sep 9

IAD9:00 pmWashington, D.C. Dulles Intl

23h 15m

1 stop

BKK7:15 amBangkok Suvarnabhumi

$1,097

Qatar Airways

Jun 10

BKK7:45 pmBangkok Suvarnabhumi

33h 35m

1 stop

IAD6:20 pmWashington, D.C. Dulles Intl

Sep 9

IAD9:00 pmWashington, D.C. Dulles Intl

28h 55m

1 stop

BKK12:55 pmBangkok Suvarnabhumi

$1,098

SAUDIA flights from Bangkok to Washington, D.C.

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

SAUDIA

Jun 7

BKK3:25 pmBangkok Suvarnabhumi

35h 20m

1 stop

IAD3:45 pmWashington, D.C. Dulles Intl

Jun 13

IAD6:50 pmWashington, D.C. Dulles Intl

42h 15m

1 stop

BKK12:05 amBangkok Suvarnabhumi

$1,094

SAUDIA

Jul 8

BKK1:50 amBangkok Suvarnabhumi

24h 50m

1 stop

IAD3:40 pmWashington, D.C. Dulles Intl

Jul 18

IAD6:50 pmWashington, D.C. Dulles Intl

42h 15m

1 stop

BKK12:05 amBangkok Suvarnabhumi

$1,095

SAUDIA

Jul 16

BKK3:25 pmBangkok Suvarnabhumi

35h 20m

1 stop

IAD3:45 pmWashington, D.C. Dulles Intl

Aug 14

IAD6:50 pmWashington, D.C. Dulles Intl

31h 55m

1 stop

BKK1:45 pmBangkok Suvarnabhumi

$1,107

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BangkokBaltimore

BKK - BWI

BKKBWI

Bangkok Suvarnabhumi

Tue 10/20

1:20 pm-6:21 am

2 stops28h 01m

Baltimore/Washington

Sat 10/31

6:11 pm-9:50 am

2 stops28h 39m

$1,082

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Fri 5/15

1:00 am-6:20 pm

1 stop28h 20m

Washington, D.C. Dulles Intl

Fri 8/7

9:00 pm-6:20 am

1 stop22h 20m

$1,085

Quickest round-trip

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Fri 5/15

2:30 am-6:20 pm

1 stop26h 50m

Washington, D.C. Dulles Intl

Fri 8/7

9:00 pm-7:15 am

1 stop23h 15m

$1,090

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Sun 6/7

3:25 pm-3:45 pm

1 stop35h 20m

Washington, D.C. Dulles Intl

Sat 6/13

6:50 pm-12:05 am

1 stop42h 15m

$1,094

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Wed 7/8

1:50 am-3:40 pm

1 stop24h 50m

Washington, D.C. Dulles Intl

Sat 7/18

6:50 pm-12:05 am

1 stop42h 15m

$1,095

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Wed 6/10

7:45 pm-6:20 pm

1 stop33h 35m

Washington, D.C. Dulles Intl

Wed 9/9

9:00 pm-7:15 am

1 stop23h 15m

$1,097

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Wed 5/27

10:50 am-8:06 pm

2 stops44h 16m

Washington, D.C. Reagan-National

Thu 9/3

9:30 am-9:45 am

2 stops37h 15m

$1,165

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Tue 6/9

1:35 am-8:00 pm

2 stops29h 25m

Washington, D.C. Reagan-National

Wed 9/9

9:30 am-11:20 am

2 stops38h 50m

$1,170

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Tue 6/9

1:35 am-8:00 pm

2 stops29h 25m

Washington, D.C. Reagan-National

Wed 9/9

9:30 am-11:20 am

2 stops38h 50m

$1,174

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Thu 5/28

9:40 am-4:30 pm

2 stops41h 50m

Washington, D.C. Reagan-National

Thu 6/4

6:00 am-3:10 pm

2 stops46h 10m

$1,236

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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 April is, on average, the cheapest month to fly to Washington, D.C. from Bangkok, with most prices found around $472. If you’re not able to fly to Washington, D.C. in April, then July is your next best option. Flight prices from Bangkok to Washington, D.C. during July average around $687.

How far in advance should I book a flight from Bangkok to Washington, D.C.?

You are more likely to see cheaper flights to Washington, D.C. from Bangkok when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $1,159 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from Bangkok for as low as $809 on momondo.

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.

Fastest flight time	24h 54m
Direct flights	None

The fastest flight from Bangkok to Washington, D.C. takes 24h 54m

There are no direct flights from Bangkok to Washington, D.C.. There are no popular flight routes from Bangkok to Washington, D.C..

Search flight deals

Frequently asked questions about flying from Bangkok to Washington, D.C.

How far is Bangkok to Washington, D.C. by plane?
Washington, D.C. is 8788.5 mi away from Bangkok. Typically, this will take 24h 54m 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 April 2026, there are 5 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
ANA	PriceFrom $1,028	Free Cancellation	Rating 8.4 1,200 reviews	Search ANA flights
United Airlines	PriceFrom $1,044	Free Cancellation	Rating 7.4 9,680 reviews	Search United Airlines flights
Korean Air	PriceFrom $1,065	Free Cancellation	Rating 8.4 1,214 reviews	Search Korean Air flights
Delta	PriceFrom $1,112	Free Cancellation	Rating 7.9 8,467 reviews	Search Delta flights
Qatar Airways	PriceFrom $1,134	Free Cancellation	Rating 7.4 3,726 reviews	Search Qatar Airways flights

Alexandria

National Harbor

Gettysburg

Arlington

Waldorf

Woodbridge

Laurel

Colonial Beach

Gaithersburg

Towson

Fredericksburg

Silver Spring

Rockville

Manassas

Linthicum Heights

Tysons

Bethesda

Springfield

Fairfax

College Park

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.

An easier way to manage your Washington, D.C. trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Fly into one of these airports located in Washington, D.C.

Washington, D.C. Reagan-National Airport

Washington, D.C. Dulles Intl Airport

Cheap flights from Bangkok to Washington, D.C. from $583

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Bangkok to Washington, D.C. departing on 5/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Qatar Airways flights from Bangkok to Washington, D.C.

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

SAUDIA flights from Bangkok to Washington, D.C.

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

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See travel insights to Washington, D.C. from

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

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.?

How far in advance should I book a flight from Bangkok to Washington, D.C.?

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

What airlines fly to Washington, D.C.?

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.

Fastest flight time

Direct flights

Frequently asked questions about flying from Bangkok to Washington, D.C.

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

Traveling to a place near Washington, D.C.?

Why use momondo?

An easier way to manage your Washington, D.C. trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.

Fly your favorite airline to Washington, D.C.

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Washington, D.C.

List of cabin classes available on flights landing in Washington, D.C.. Availability may vary depending on flight origin and airline.

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo

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