What is the cheapest airline that flies from Bangkok to District of Columbia?

AIR PREMIA, Air Canada, and Gulf Air are the most popular carriers operating from Bangkok to District of Columbia

What airlines fly to District of Columbia?

Qatar Airways, United Airlines and Korean Air are the top three most popular airlines that fly to District of Columbia 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 District of Columbia. Keep in mind that there are 5 different airlines that fly to District of Columbia 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 District of Columbia?

Prices for flights from Bangkok to District of Columbia refresh daily.

How many operators does momondo search for flights from Bangkok to District of Columbia?

The number of operators available for flights from Bangkok to District of Columbia is 5 as of August 2026.

How old do you have to be to fly from Bangkok to District of Columbia?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bangkok to District of Columbia.

What documentation or ID do you need to fly to District of Columbia?

The travel and health documents you'll need for your trip to District of Columbia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at District of Columbia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$636 Cheap Flights from Bangkok to District of Columbia in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Bangkok to District of Columbia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:25 pm - 3:45 pmBKK Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl

35h 20m1 stop Riyadh King Khaled Intl

6:50 pm - 1:45 pmIAD Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi

31h 55m1 stop Riyadh King Khaled Intl

$816SAUDIA

Sun, Sep 20 - Sun, Sep 27

3:25 pm - 3:45 pmBKK Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl

35h 20m1 stop Riyadh King Khaled Intl

6:50 pm - 1:45 pmIAD Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi

31h 55m1 stop Riyadh King Khaled Intl

$822SAUDIA

Sun, Oct 4 - Sun, Oct 18

9:35 am - 10:05 amBKK Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl

35h 30m1 stop Tokyo Haneda

1:10 pm - 9:35 amIAD Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi

33h 25m3 stops Chicago O'Hare Intl Los Angeles Hong Kong Intl

$1,025United Airlines

Tue, Sep 15 - Wed, Sep 30

9:35 am - 5:55 amBKK Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl

31h 20m2 stops Tokyo Haneda San Francisco

4:02 pm - 9:35 amIAD Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi

30h 33m3 stops Chicago O'Hare Intl Los Angeles Hong Kong Intl

$1,030United Airlines

Tue, Sep 15 - Wed, Sep 30

9:35 pm - 10:05 amBKK Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl

23h 30m1 stop Tokyo Haneda

8:20 am - 4:35 amIAD Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi

33h 15m2 stops Chicago O'Hare Intl Tokyo Haneda

$1,036ANA

Sun, Sep 6 - Sun, Sep 13

9:35 pm - 3:50 pmBKK Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl

29h 15m1 stop Tokyo Haneda

8:20 am - 10:15 pmIAD Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi

26h 55m2 stops Chicago O'Hare Intl Tokyo Narita

$1,039ANA

Tue, Aug 25 - Tue, Sep 1

8:00 pm - 3:40 pmBKK Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl

30h 40m1 stop Doha Hamad Intl

9:05 pm - 12:15 pmIAD Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi

28h 10m1 stop Doha Hamad Intl

$1,083Qatar Airways

Tue, Oct 20 - Sun, Oct 25

3:00 am - 3:40 pmBKK Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl

23h 40m1 stop Doha Hamad Intl

9:00 pm - 12:55 pmIAD Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi

28h 55m1 stop Doha Hamad Intl

$1,108Qatar Airways

Thu, Oct 1 - Thu, Oct 8

9:50 am - 11:05 amBKK Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl

36h 15m1 stop Incheon Intl

11:50 am - 11:20 pmIAD Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi

23h 30m1 stop Incheon Intl

$1,377Korean Air

Wed, Sep 9 - Mon, Dec 28

11:30 pm - 11:05 amBKK Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl

22h 35m1 stop Incheon Intl

11:50 am - 11:20 pmIAD Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi

23h 30m1 stop Incheon Intl

$1,377Korean Air

Wed, Sep 9 - Wed, Dec 30

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United Airlines flights from Bangkok to District of Columbia

Our best United Airlines deals on Bangkok to District of Columbia flight tickets

United Airlines

Aug 26

BKK9:35 amBangkok Suvarnabhumi

41h 15m

1 stop

IAD3:50 pmWashington, D.C. Dulles Intl

Sep 2

IAD10:35 amWashington, D.C. Dulles Intl

36h 00m

3 stops

BKK9:35 amBangkok Suvarnabhumi

$1,030

United Airlines

Sep 8

BKK9:35 amBangkok Suvarnabhumi

35h 30m

1 stop

IAD10:05 amWashington, D.C. Dulles Intl

Sep 13

IAD3:15 pmWashington, D.C. Dulles Intl

26h 20m

2 stops

BKK4:35 amBangkok Suvarnabhumi

$1,031

United Airlines

Sep 8

BKK9:35 amBangkok Suvarnabhumi

35h 30m

1 stop

IAD10:05 amWashington, D.C. Dulles Intl

Sep 13

IAD8:20 amWashington, D.C. Dulles Intl

33h 15m

2 stops

BKK4:35 amBangkok Suvarnabhumi

$1,033

SAUDIA flights from Bangkok to District of Columbia

Our best SAUDIA deals on Bangkok to District of Columbia 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

$816

SAUDIA

Oct 4

BKK3:25 pmBangkok Suvarnabhumi

35h 20m

1 stop

IAD3:45 pmWashington, D.C. Dulles Intl

Oct 18

IAD6:50 pmWashington, D.C. Dulles Intl

31h 55m

1 stop

BKK1:45 pmBangkok Suvarnabhumi

$822

SAUDIA

Sep 6

BKK3:25 pmBangkok Suvarnabhumi

35h 20m

1 stop

IAD3:45 pmWashington, D.C. Dulles Intl

Sep 13

IAD6:50 pmWashington, D.C. Dulles Intl

31h 55m

1 stop

BKK1:45 pmBangkok Suvarnabhumi

$835

momondo Fare Finder

Use the filters below to find and compare flights from Bangkok to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BangkokWashington, D.C.

BKK Bangkok Suvarnabhumi - IAD Washington, D.C. Dulles Intl

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

$816

BangkokWashington, D.C.

BKK Bangkok Suvarnabhumi - IAD Washington, D.C. Dulles Intl

BKKIAD

Bangkok Suvarnabhumi

Sun 10/4

3:25 pm-3:45 pm

1 stop35h 20m

Washington, D.C. Dulles Intl

Sun 10/18

6:50 pm-1:45 pm

1 stop31h 55m

$822

BangkokWashington, D.C.

BKK Bangkok Suvarnabhumi - IAD Washington, D.C. Dulles Intl

BKKIAD

Bangkok Suvarnabhumi

Tue 9/15

9:35 am-10:05 am

1 stop35h 30m

Washington, D.C. Dulles Intl

Wed 9/30

1:10 pm-9:35 am

3 stops33h 25m

$1,025

BangkokWashington, D.C.

BKK Bangkok Suvarnabhumi - IAD Washington, D.C. Dulles Intl

BKKIAD

Bangkok Suvarnabhumi

Tue 9/15

9:35 am-5:55 am

2 stops31h 20m

Washington, D.C. Dulles Intl

Wed 9/30

4:02 pm-9:35 am

3 stops30h 33m

$1,030

BangkokWashington, D.C.

BKK Bangkok Suvarnabhumi - IAD Washington, D.C. Dulles Intl

BKKIAD

Bangkok Suvarnabhumi

Sun 9/6

9:35 pm-10:05 am

1 stop23h 30m

Washington, D.C. Dulles Intl

Sun 9/13

8:20 am-4:35 am

2 stops33h 15m

$1,036

BangkokWashington, D.C.

BKK Bangkok Suvarnabhumi - IAD Washington, D.C. Dulles Intl

BKKIAD

Bangkok Suvarnabhumi

Tue 8/25

9:35 pm-3:50 pm

1 stop29h 15m

Washington, D.C. Dulles Intl

Tue 9/1

8:20 am-10:15 pm

2 stops26h 55m

$1,039

BangkokWashington, D.C.

BKK Bangkok Suvarnabhumi - IAD Washington, D.C. Dulles Intl

BKKIAD

Bangkok Suvarnabhumi

Tue 10/20

8:00 pm-3:40 pm

1 stop30h 40m

Washington, D.C. Dulles Intl

Sun 10/25

9:05 pm-12:15 pm

1 stop28h 10m

$1,083

BangkokWashington, D.C.

BKK Bangkok Suvarnabhumi - IAD Washington, D.C. Dulles Intl

BKKIAD

Bangkok Suvarnabhumi

Thu 10/1

3:00 am-3:40 pm

1 stop23h 40m

Washington, D.C. Dulles Intl

Thu 10/8

9:00 pm-12:55 pm

1 stop28h 55m

$1,108

BangkokWashington, D.C.

BKK Bangkok Suvarnabhumi - IAD Washington, D.C. Dulles Intl

BKKIAD

Bangkok Suvarnabhumi

Wed 9/9

9:50 am-11:05 am

1 stop36h 15m

Washington, D.C. Dulles Intl

Mon 12/28

11:50 am-11:20 pm

1 stop23h 30m

$1,377

Quickest round-trip

BangkokWashington, D.C.

BKK Bangkok Suvarnabhumi - IAD Washington, D.C. Dulles Intl

BKKIAD

Bangkok Suvarnabhumi

Wed 9/9

11:30 pm-11:05 am

1 stop22h 35m

Washington, D.C. Dulles Intl

Wed 12/30

11:50 am-11:20 pm

1 stop23h 30m

$1,377

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 District of Columbia

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 cheapest month to fly to District of Columbia?

In general, July is the cheapest month to fly from Bangkok to District of Columbia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,054. If you don’t want to visit District of Columbia in July, then you should wait until March to fly from Bangkok, when ticket prices are also cheap, with an average price of $1,061.

How far in advance should I book a flight from Bangkok to District of Columbia?

You are more likely to see cheaper flights to District of Columbia from Bangkok when booking weeks ahead of your departure date. In general, you can expect to find flights to District of Columbia for around $1,170 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to District of Columbia from Bangkok for as low as $809 on momondo.

Cheap Bangkok to District of Columbia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Bangkok to District of Columbia

Fastest flight time	26h 43m
Direct flights	None

The fastest flight from Bangkok to District of Columbia takes 26h 43m

There are no direct flights from Bangkok to District of Columbia. There are no popular flight routes from Bangkok to District of Columbia.

Search flight deals

Frequently asked questions about flying from Bangkok to District of Columbia

When did momondo last update prices for flights from Bangkok to District of Columbia?
Prices for flights from Bangkok to District of Columbia refresh daily.
How many operators does momondo search for flights from Bangkok to District of Columbia?
The number of operators available for flights from Bangkok to District of Columbia is 5 as of August 2026.
How old do you have to be to fly from Bangkok to District of Columbia?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bangkok to District of Columbia.
What documentation or ID do you need to fly to District of Columbia?
The travel and health documents you'll need for your trip to District of Columbia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at District of Columbia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Bangkok to District of Columbia

Compare and see reviews for airlines that fly from Bangkok to District of Columbia with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $958	Free Cancellation	Rating 7.4 10,103 reviews	Search United Airlines flights
ANA	PriceFrom $1,028	Free Cancellation	Rating 8.3 1,294 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 8,500 reviews	Search Delta flights
Qatar Airways	PriceFrom $1,142	Free Cancellation	Rating 7.4 3,740 reviews	Search Qatar Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from Bangkok to District of Columbia?

Finding the right flight to District of Columbia from Bangkok is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to District of Columbia quick and easy, saving you time and money.

Can I find flights from Bangkok to District of Columbia with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Bangkok to District of Columbia flights to just show those with flexible booking policies.

How can momondo help me find flights from Bangkok to District of Columbia?

momondo helps you find the best flight between Bangkok and District of Columbia by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Bangkok to District of Columbia right now. Can momondo alert me if prices change?

If you are simply researching potential flights to District of Columbia, momondo offers a useful price alert feature which will track prices for flights to District of Columbia from Bangkok and alert you when they change.