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

STARLUX Airlines, Gulf Air, and JetBlue are the most popular carriers operating from Bangkok to Washington, D.C.

What airlines fly to Washington, D.C.?

Qatar Airways, Korean Air and United Airlines are the top three most popular airlines that fly to Washington, D.C. from Bangkok according to our data. Qatar Airways 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 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 July 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.

$615 Cheap Flights from Bangkok to Washington, D.C. in 2026

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.

3:25 pm - 3:45 pm

BKK

IAD

35h 20m

1 stop

6:50 pm - 1:45 pm

IAD

BKK

31h 55m

1 stop

$819SAUDIA

Sun, Sep 20 - Sun, Sep 27

3:25 pm - 3:45 pm

BKK

IAD

35h 20m

1 stop

6:50 pm - 1:45 pm

IAD

BKK

31h 55m

1 stop

$836SAUDIA

Sun, Sep 13 - Sun, Sep 20

9:35 am - 10:05 am

BKK

IAD

35h 30m

1 stop

6:11 am - 5:10 am

IAD

BKK

35h 59m

2 stops

$1,016United Airlines

Tue, Oct 20 - Sun, Oct 25

9:35 am - 3:35 pm

BKK

IAD

41h 00m

1 stop

6:20 am - 5:10 am

IAD

BKK

34h 50m

2 stops

$1,018United Airlines

Sun, Sep 20 - Mon, Feb 1

9:35 pm - 3:50 pm

BKK

IAD

29h 15m

1 stop

1:10 pm - 4:35 am

IAD

BKK

28h 25m

2 stops

$1,027ANA

Wed, Aug 12 - Thu, Aug 20

9:35 pm - 1:55 pm

BKK

IAD

27h 20m

2 stops

12:50 pm - 4:35 am

IAD

BKK

28h 45m

1 stop

$1,033ANA

Mon, Aug 24 - Mon, Aug 31

9:15 am - 3:40 pm

BKK

IAD

41h 25m

1 stop

9:00 pm - 1:25 pm

IAD

BKK

29h 25m

1 stop

$1,108Qatar Airways

Tue, Sep 8 - Tue, Oct 6

2:30 am - 3:40 pm

BKK

IAD

24h 10m

1 stop

9:00 pm - 12:55 pm

IAD

BKK

28h 55m

1 stop

$1,111Qatar Airways

Sat, Sep 12 - Sat, Sep 26

9:50 am - 9:20 am

BKK

IAD

34h 30m

2 stops

5:47 pm - 9:45 pm

IAD

BKK

40h 58m

2 stops

$1,297Delta

Tue, Aug 18 - Fri, Aug 28

9:50 am - 11:39 pm

BKK

IAD

24h 49m

2 stops

6:10 am - 9:45 pm

IAD

BKK

28h 35m

2 stops

$1,574Delta

Sun, Aug 16 - Wed, Aug 26

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SAUDIA flights from Bangkok to Washington, D.C.

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

SAUDIA

Sep 20

BKK3:25 pmBangkok Suvarnabhumi

35h 20m

1 stop

IAD3:45 pmWashington, D.C. Dulles Intl

Sep 27

IAD6:50 pmWashington, D.C. Dulles Intl

31h 55m

1 stop

BKK1:45 pmBangkok Suvarnabhumi

$819

SAUDIA

Sep 13

BKK3:25 pmBangkok Suvarnabhumi

35h 20m

1 stop

IAD3:45 pmWashington, D.C. Dulles Intl

Sep 20

IAD6:50 pmWashington, D.C. Dulles Intl

31h 55m

1 stop

BKK1:45 pmBangkok Suvarnabhumi

$836

SAUDIA

Sep 13

BKK3:25 pmBangkok Suvarnabhumi

35h 20m

1 stop

IAD3:45 pmWashington, D.C. Dulles Intl

Sep 20

IAD6:50 pmWashington, D.C. Dulles Intl

31h 55m

1 stop

BKK1:45 pmBangkok Suvarnabhumi

$867

ANA flights from Bangkok to Washington, D.C.

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

ANA

Aug 12

BKK9:35 pmBangkok Suvarnabhumi

29h 15m

1 stop

IAD3:50 pmWashington, D.C. Dulles Intl

Aug 20

IAD1:10 pmWashington, D.C. Dulles Intl

28h 25m

2 stops

BKK4:35 amBangkok Suvarnabhumi

$1,027

ANA

Aug 25

BKK1:55 pmBangkok Suvarnabhumi

31h 10m

1 stop

IAD10:05 amWashington, D.C. Dulles Intl

Sep 1

IAD1:13 pmWashington, D.C. Dulles Intl

52h 22m

2 stops

BKK4:35 amBangkok Suvarnabhumi

$1,039

ANA

Jan 11

BKK2:25 pmBangkok Suvarnabhumi

30h 45m

1 stop

IAD9:10 amWashington, D.C. Dulles Intl

Jan 25

IAD8:35 amWashington, D.C. Dulles Intl

27h 45m

2 stops

BKK12:20 amBangkok Suvarnabhumi

$1,050

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Sun 9/20

3:25 pm-3:45 pm

1 stop35h 20m

Washington, D.C. Dulles Intl

Sun 9/27

6:50 pm-1:45 pm

1 stop31h 55m

$819

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Sun 9/13

3:25 pm-3:45 pm

1 stop35h 20m

Washington, D.C. Dulles Intl

Sun 9/20

6:50 pm-1:45 pm

1 stop31h 55m

$836

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Tue 10/20

9:35 am-10:05 am

1 stop35h 30m

Washington, D.C. Dulles Intl

Sun 10/25

6:11 am-5:10 am

2 stops35h 59m

$1,016

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Sun 9/20

9:35 am-3:35 pm

1 stop41h 00m

Washington, D.C. Dulles Intl

Mon 2/1

6:20 am-5:10 am

2 stops34h 50m

$1,018

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Wed 8/12

9:35 pm-3:50 pm

1 stop29h 15m

Washington, D.C. Dulles Intl

Thu 8/20

1:10 pm-4:35 am

2 stops28h 25m

$1,027

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Mon 8/24

9:35 pm-1:55 pm

2 stops27h 20m

Washington, D.C. Dulles Intl

Mon 8/31

12:50 pm-4:35 am

1 stop28h 45m

$1,033

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Tue 9/8

9:15 am-3:40 pm

1 stop41h 25m

Washington, D.C. Dulles Intl

Tue 10/6

9:00 pm-1:25 pm

1 stop29h 25m

$1,108

Quickest round-trip

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Sat 9/12

2:30 am-3:40 pm

1 stop24h 10m

Washington, D.C. Dulles Intl

Sat 9/26

9:00 pm-12:55 pm

1 stop28h 55m

$1,111

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Tue 8/18

9:50 am-9:20 am

2 stops34h 30m

Washington, D.C. Dulles Intl

Fri 8/28

5:47 pm-9:45 pm

2 stops40h 58m

$1,297

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Sun 8/16

9:50 am-11:39 pm

2 stops24h 49m

Washington, D.C. Dulles Intl

Wed 8/26

6:10 am-9:45 pm

2 stops28h 35m

$1,574

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.?

Prices are currently low for flights on this route.

Typical prices usually range from $1,308 to $2,197.
The lowest price recently found on this route was $819.

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

The month of March is, on average, the cheapest month to fly to Washington, D.C. from Bangkok, with most prices found around $1,041. If you’re not able to fly to Washington, D.C. in March, then July is your next best option. Flight prices from Bangkok to Washington, D.C. during July average around $1,101.

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	23h 00m
Direct flights	None

The fastest flight from Bangkok to Washington, D.C. takes 23h 00m

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 23h 00m 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 July 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
United Airlines	PriceFrom $958	Free Cancellation	Rating 7.4 10,050 reviews	Search United Airlines flights
ANA	PriceFrom $1,028	Free Cancellation	Rating 8.3 1,284 reviews	Search ANA flights
Korean Air	PriceFrom $1,045	Free Cancellation	Rating 8.4 1,221 reviews	Search Korean Air flights
Delta	PriceFrom $1,112	Free Cancellation	Rating 7.8 8,484 reviews	Search Delta flights
Qatar Airways	PriceFrom $1,142	Free Cancellation	Rating 7.3 3,743 reviews	Search Qatar Airways flights

Alexandria

National Harbor

Arlington

Gettysburg

Waldorf

Laurel

Woodbridge

Fredericksburg

Gaithersburg

Linthicum Heights

Rockville

Manassas

Silver Spring

Towson

Colonial Beach

Springfield

Fairfax

Tysons

Bethesda

Edgewood

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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Nearby airports

Airlines

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Other United States destinations

Complete your trip

Feeling lucky

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 $615

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 9/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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

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SAUDIA flights from Bangkok to Washington, D.C.

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

ANA flights from Bangkok to Washington, D.C.

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

momondo Fare Finder

Use the filters below to find and compare flights from Bangkok to Washington, D.C. that are best for you.

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

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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