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

Delta is the most popular carrier operating from Bangkok to Washington, D.C.

What airlines fly to Washington, D.C.?

Qatar Airways, Korean Air and ANA 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 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 March 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.

$529 Cheap Flights from Bangkok to Washington, D.C. in 2026

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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.

9:35 am - 11:47 am

BKK

IAD

61h 12m

2 stops

6:15 am - 11:55 pm

IAD

BKK

30h 40m

2 stops

$801United Airlines

Thu, Aug 27 - Thu, Sep 10

9:35 am - 11:19 pm

BKK

IAD

48h 44m

2 stops

6:30 am - 11:55 pm

IAD

BKK

30h 25m

2 stops

$807United Airlines

Wed, Jul 1 - Tue, Aug 4

9:35 am - 1:55 pm

BKK

IAD

63h 20m

2 stops

8:29 am - 11:55 pm

IAD

BKK

28h 26m

2 stops

$811United Airlines

Thu, Aug 27 - Thu, Sep 10

7:00 am - 7:26 am

BKK

IAD

35h 26m

2 stops

2:35 pm - 11:55 pm

IAD

BKK

46h 20m

2 stops

$814United Airlines

Fri, Jul 3 - Sat, Jul 25

1:55 pm - 5:35 am

BKK

IAD

26h 40m

2 stops

8:29 am - 10:15 pm

IAD

BKK

26h 46m

2 stops

$839Multiple Airlines

Tue, Aug 25 - Tue, Sep 8

1:30 am - 7:30 pm

BKK

IAD

29h 00m

1 stop

1:20 pm - 9:10 pm

IAD

BKK

44h 50m

1 stop

$892Multiple Airlines

Mon, Jun 8 - Fri, Jul 17

10:45 pm - 10:50 am

BKK

IAD

23h 05m

1 stop

1:20 pm - 9:10 pm

IAD

BKK

44h 50m

1 stop

$934AIR PREMIA

Sun, Apr 26 - Sun, Jul 12

7:35 pm - 7:30 pm

BKK

IAD

34h 55m

1 stop

1:20 pm - 9:10 pm

IAD

BKK

44h 50m

1 stop

$968Multiple Airlines

Thu, Apr 30 - Sun, Jul 12

1:25 pm - 7:28 am

BKK

IAD

29h 03m

2 stops

5:38 pm - 8:55 am

IAD

BKK

28h 17m

2 stops

$989Multiple Airlines

Wed, Aug 26 - Wed, Sep 9

9:50 am - 11:43 pm

BKK

DCA

24h 53m

2 stops

6:00 am - 9:45 pm

DCA

BKK

28h 45m

2 stops

$1,054Delta

Tue, Apr 21 - Thu, Jul 9

United Airlines flights from Bangkok to Washington, D.C.

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

United Airlines

Aug 27

BKK9:35 amBangkok Suvarnabhumi

61h 12m

2 stops

IAD11:47 amWashington, D.C. Dulles Intl

Sep 10

IAD6:15 amWashington, D.C. Dulles Intl

30h 40m

2 stops

BKK11:55 pmBangkok Suvarnabhumi

$801

United Airlines

Jul 1

BKK9:35 amBangkok Suvarnabhumi

48h 44m

2 stops

IAD11:19 pmWashington, D.C. Dulles Intl

Aug 4

IAD6:30 amWashington, D.C. Dulles Intl

30h 25m

2 stops

BKK11:55 pmBangkok Suvarnabhumi

$807

United Airlines

Aug 27

BKK9:35 amBangkok Suvarnabhumi

63h 20m

2 stops

IAD1:55 pmWashington, D.C. Dulles Intl

Sep 10

IAD8:29 amWashington, D.C. Dulles Intl

28h 26m

2 stops

BKK11:55 pmBangkok Suvarnabhumi

$811

Delta flights from Bangkok to Washington, D.C.

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

Delta

Apr 27

BKK9:40 pmBangkok Suvarnabhumi

37h 15m

2 stops

IAD11:55 pmWashington, D.C. Dulles Intl

Jul 14

IAD7:10 amWashington, D.C. Dulles Intl

29h 25m

2 stops

BKK11:35 pmBangkok Suvarnabhumi

$1,053

Delta

Apr 23

BKK9:40 pmBangkok Suvarnabhumi

37h 15m

2 stops

IAD11:55 pmWashington, D.C. Dulles Intl

Jul 9

IAD7:10 amWashington, D.C. Dulles Intl

27h 35m

2 stops

BKK9:45 pmBangkok Suvarnabhumi

$1,054

Delta

Apr 20

BKK9:50 amBangkok Suvarnabhumi

25h 05m

2 stops

IAD11:55 pmWashington, D.C. Dulles Intl

Apr 27

IAD6:00 amWashington, D.C. Dulles Intl

28h 45m

2 stops

BKK9:45 pmBangkok Suvarnabhumi

$1,056

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Thu 8/27

9:35 am-11:47 am

2 stops61h 12m

Washington, D.C. Dulles Intl

Thu 9/10

6:15 am-11:55 pm

2 stops30h 40m

$801

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Wed 7/1

9:35 am-11:19 pm

2 stops48h 44m

Washington, D.C. Dulles Intl

Tue 8/4

6:30 am-11:55 pm

2 stops30h 25m

$807

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Thu 8/27

9:35 am-1:55 pm

2 stops63h 20m

Washington, D.C. Dulles Intl

Thu 9/10

8:29 am-11:55 pm

2 stops28h 26m

$811

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Fri 7/3

7:00 am-7:26 am

2 stops35h 26m

Washington, D.C. Dulles Intl

Sat 7/25

2:35 pm-11:55 pm

2 stops46h 20m

$814

Quickest round-trip

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Tue 8/25

1:55 pm-5:35 am

2 stops26h 40m

Washington, D.C. Dulles Intl

Tue 9/8

8:29 am-10:15 pm

2 stops26h 46m

$839

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Mon 6/8

1:30 am-7:30 pm

1 stop29h 00m

Washington, D.C. Dulles Intl

Fri 7/17

1:20 pm-9:10 pm

1 stop44h 50m

$892

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Sun 4/26

10:45 pm-10:50 am

1 stop23h 05m

Washington, D.C. Dulles Intl

Sun 7/12

1:20 pm-9:10 pm

1 stop44h 50m

$934

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Thu 4/30

7:35 pm-7:30 pm

1 stop34h 55m

Washington, D.C. Dulles Intl

Sun 7/12

1:20 pm-9:10 pm

1 stop44h 50m

$968

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Wed 8/26

1:25 pm-7:28 am

2 stops29h 03m

Washington, D.C. Dulles Intl

Wed 9/9

5:38 pm-8:55 am

2 stops28h 17m

$989

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Tue 4/21

9:50 am-11:43 pm

2 stops24h 53m

Washington, D.C. Reagan-National

Thu 7/9

6:00 am-9:45 pm

2 stops28h 45m

$1,054

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

How far in advance should I book a flight 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 $1,161 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	22h 00m
Direct flights	None

The fastest flight from Bangkok to Washington, D.C. takes 22h 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

How far is Bangkok to Washington, D.C. by plane?
Washington, D.C. is 8788.5 mi away from Bangkok. Typically, this will take 22h 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 March 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 $1,040	Free Cancellation	Rating 7.4 9,413 reviews	Search United Airlines flights
Korean Air	PriceFrom $1,065	Free Cancellation	Rating 8.4 1,202 reviews	Search Korean Air flights
Delta	PriceFrom $1,078	Free Cancellation	Rating 7.9 8,277 reviews	Search Delta flights
ANA	PriceFrom $1,109	Free Cancellation	Rating 8.4 1,120 reviews	Search ANA flights
Qatar Airways	PriceFrom $1,142	Free Cancellation	Rating 7.4 3,744 reviews	Search Qatar Airways flights

Alexandria

National Harbor

Gettysburg

Arlington

Waldorf

Woodbridge

Colonial Beach

Laurel

Towson

Gaithersburg

Silver Spring

Fredericksburg

Rockville

Tysons

Manassas

Springfield

Bethesda

Fairfax

Linthicum Heights

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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Find better results for your trip to the United States

Nearby airports

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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 $529

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 6/2. 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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United Airlines flights from Bangkok to Washington, D.C.

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

Delta flights from Bangkok to Washington, D.C.

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

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

How far in advance should I book a flight 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

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

Complete your trip to Washington, D.C.

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