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 Suvarnabhumi Airport according to our data. Qatar Airways is the first choice among our users, with 37% 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.

Which airport is the most popular layover for flights between Bangkok Suvarnabhumi Airport and Washington, D.C.?

Doha (DOH) was the most common stop: 58% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Bangkok Suvarnabhumi Airport to Washington, D.C.?

Flights via Incheon (ICN) offer the lowest average round-trip price of $1,123.

Which layover airport has the shortest travel time from Bangkok Suvarnabhumi Airport to Washington, D.C.?

Flights connecting via Dubai (DXB) have the shortest average one-way travel time: 22h 05m.

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

Gulf Air, Air China, and Delta are the most popular carriers operating from Bangkok Suvarnabhumi to Washington, D.C.

Which layover airport has the shortest connection time from Bangkok Suvarnabhumi Airport to Washington, D.C.?

Los Angeles (LAX) has the shortest average layover time for this route: 1h 22m.

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

There are 5 operators available for flights from Bangkok Suvarnabhumi Airport to Washington, D.C. as of June 2026.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bangkok Suvarnabhumi Airport to Washington, D.C..

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

The required travel and health documents for your Washington, D.C. trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C.. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$610 Cheap Flights from Bangkok Suvarnabhumi Airport to Washington, D.C. in 2026

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

Prices are currently low for flights on this route. Typical prices usually range from $1,159 to $863. The lowest price recently found on this route was $898.

Discover deals from 900+ travel sites with momondo.

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

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 am - 8:55 am

BKK

DCA

36h 55m

2 stops

4:24 pm - 9:35 am

DCA

BKK

30h 11m

3 stops

$898United Airlines

Tue, Sep 22 - Sat, Sep 26

7:00 am - 5:17 am

BKK

IAD

33h 17m

2 stops

8:25 am - 9:35 am

IAD

BKK

38h 10m

2 stops

$898United Airlines

Thu, Sep 24 - Sat, Sep 26

7:00 am - 8:55 am

BKK

DCA

36h 55m

2 stops

4:24 pm - 9:35 am

DCA

BKK

30h 11m

3 stops

$902United Airlines

Tue, Sep 22 - Sat, Sep 26

3:25 pm - 3:45 pm

BKK

IAD

35h 20m

1 stop

6:50 pm - 1:45 pm

IAD

BKK

31h 55m

1 stop

$907SAUDIA

Sun, Sep 20 - Sun, Sep 27

9:50 am - 11:24 pm

BKK

DCA

24h 34m

2 stops

10:00 am - 1:05 am

DCA

BKK

28h 05m

2 stops

$1,124Delta

Fri, Sep 11 - Sun, Sep 13

8:05 pm - 6:45 pm

BKK

BWI

34h 40m

2 stops

8:35 pm - 7:55 pm

BWI

BKK

35h 20m

2 stops

$1,139Multiple Airlines

Wed, Nov 18 - Wed, Dec 9

4:45 pm - 6:30 am

BKK

BWI

24h 45m

2 stops

6:12 pm - 10:45 am

BWI

BKK

28h 33m

2 stops

$1,152Multiple Airlines

Thu, Sep 24 - Thu, Nov 12

5:50 pm - 6:30 am

BKK

BWI

47h 40m

2 stops

6:12 pm - 12:35 pm

BWI

BKK

30h 23m

2 stops

$1,198STARLUX Airlines

Fri, Sep 25 - Tue, Nov 10

9:50 am - 5:49 am

BKK

BWI

30h 59m

2 stops

7:05 am - 9:45 pm

BWI

BKK

27h 40m

2 stops

$1,436Delta

Thu, Jun 25 - Mon, Jun 29

5:50 pm - 5:41 am

BKK

BWI

46h 51m

2 stops

6:07 pm - 4:40 pm

BWI

BKK

35h 33m

2 stops

$1,467STARLUX Airlines

Wed, Jul 22 - Sat, Aug 15

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ANA flights from Bangkok Suvarnabhumi Airport to Washington, D.C.

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

ANA

Jun 17

BKK7:00 amBangkok Suvarnabhumi

25h 53m

2 stops

DCA9:53 pmWashington, D.C. Reagan-National

Jun 24

DCA9:30 amWashington, D.C. Reagan-National

32h 05m

2 stops

BKK4:35 amBangkok Suvarnabhumi

$999

ANA

Jul 7

BKK7:00 amBangkok Suvarnabhumi

27h 19m

2 stops

IAD11:19 pmWashington, D.C. Dulles Intl

Jul 28

IAD8:35 amWashington, D.C. Dulles Intl

38h 00m

2 stops

BKK9:35 amBangkok Suvarnabhumi

$1,021

ANA

Jun 16

BKK9:35 pmBangkok Suvarnabhumi

29h 15m

1 stop

IAD3:50 pmWashington, D.C. Dulles Intl

Jun 23

IAD8:15 amWashington, D.C. Dulles Intl

33h 20m

2 stops

BKK4:35 amBangkok Suvarnabhumi

$1,082

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

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

United Airlines

Sep 24

BKK7:00 amBangkok Suvarnabhumi

33h 17m

2 stops

IAD5:17 amWashington, D.C. Dulles Intl

Sep 26

IAD8:25 amWashington, D.C. Dulles Intl

38h 10m

2 stops

BKK9:35 amBangkok Suvarnabhumi

$898

United Airlines

Sep 24

BKK7:00 amBangkok Suvarnabhumi

33h 17m

2 stops

IAD5:17 amWashington, D.C. Dulles Intl

Sep 26

IAD8:25 amWashington, D.C. Dulles Intl

38h 10m

2 stops

BKK9:35 amBangkok Suvarnabhumi

$902

United Airlines

Sep 24

BKK7:00 amBangkok Suvarnabhumi

33h 17m

2 stops

IAD5:17 amWashington, D.C. Dulles Intl

Sep 26

IAD8:25 amWashington, D.C. Dulles Intl

38h 10m

2 stops

BKK9:35 amBangkok Suvarnabhumi

$904

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Tue 9/22

7:00 am-8:55 am

2 stops36h 55m

Washington, D.C. Reagan-National

Sat 9/26

4:24 pm-9:35 am

3 stops30h 11m

$898

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Thu 9/24

7:00 am-5:17 am

2 stops33h 17m

Washington, D.C. Dulles Intl

Sat 9/26

8:25 am-9:35 am

2 stops38h 10m

$898

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Tue 9/22

7:00 am-8:55 am

2 stops36h 55m

Washington, D.C. Reagan-National

Sat 9/26

4:24 pm-9:35 am

3 stops30h 11m

$902

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

$907

Quickest round-trip

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Fri 9/11

9:50 am-11:24 pm

2 stops24h 34m

Washington, D.C. Reagan-National

Sun 9/13

10:00 am-1:05 am

2 stops28h 05m

$1,124

BangkokBaltimore

BKK - BWI

BKKBWI

Bangkok Suvarnabhumi

Wed 11/18

8:05 pm-6:45 pm

2 stops34h 40m

Baltimore/Washington

Wed 12/9

8:35 pm-7:55 pm

2 stops35h 20m

$1,139

BangkokBaltimore

BKK - BWI

BKKBWI

Bangkok Suvarnabhumi

Thu 9/24

4:45 pm-6:30 am

2 stops24h 45m

Baltimore/Washington

Thu 11/12

6:12 pm-10:45 am

2 stops28h 33m

$1,152

BangkokBaltimore

BKK - BWI

BKKBWI

Bangkok Suvarnabhumi

Fri 9/25

5:50 pm-6:30 am

2 stops47h 40m

Baltimore/Washington

Tue 11/10

6:12 pm-12:35 pm

2 stops30h 23m

$1,198

BangkokBaltimore

BKK - BWI

BKKBWI

Bangkok Suvarnabhumi

Thu 6/25

9:50 am-5:49 am

2 stops30h 59m

Baltimore/Washington

Mon 6/29

7:05 am-9:45 pm

2 stops27h 40m

$1,436

BangkokBaltimore

BKK - BWI

BKKBWI

Bangkok Suvarnabhumi

Wed 7/22

5:50 pm-5:41 am

2 stops46h 51m

Baltimore/Washington

Sat 8/15

6:07 pm-4:40 pm

2 stops35h 33m

$1,467

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 Suvarnabhumi Airport 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

Layovers

What is the typical price of a round-trip flight between Bangkok Suvarnabhumi Airport 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 Suvarnabhumi Airport, 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 Suvarnabhumi Airport to Washington, D.C. during July average around $687.

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

You are more likely to see cheaper flights to Washington, D.C. from Bangkok Suvarnabhumi Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $1,151 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 Suvarnabhumi Airport for as low as $809 on momondo.

Can stopping save me money on Bangkok Suvarnabhumi Airport to Washington, D.C. flights?

You could potentially save up to 19% on your flight if you consider stops on a Bangkok Suvarnabhumi Airport to Washington, D.C. flight.

How have Bangkok Suvarnabhumi Airport to Washington, D.C. flight prices changed over time?

As of June 2026, prices for Bangkok Suvarnabhumi Airport to Washington, D.C. flights are approximately 14% cheaper when compared to flights at the same time last year.

When to book flights from Bangkok Suvarnabhumi Airport to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from Bangkok Suvarnabhumi Airport to Washington, D.C. according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Bangkok Suvarnabhumi Airport to Washington, D.C. (BKK to WAS) flight deals and tips

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

Fastest flight time	24h 45m
Direct flights	None

The fastest flight from Bangkok Suvarnabhumi Airport to Washington, D.C. takes 24h 45m

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

Search flight deals

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

How far is Bangkok Suvarnabhumi to Washington, D.C. by plane?
Bangkok Suvarnabhumi and Washington, D.C. are 8793.6 mi apart from one another. In terms of flight time, this usually takes a little over 24h 45m.
When did momondo last update prices for flights from Bangkok Suvarnabhumi Airport to Washington, D.C.?
Prices for flights from Bangkok Suvarnabhumi Airport to Washington, D.C. were last updated today.
How many operators does momondo search for flights from Bangkok Suvarnabhumi Airport to Washington, D.C.?
There are 5 operators available for flights from Bangkok Suvarnabhumi Airport to Washington, D.C. as of June 2026.
How old do you have to be to fly from Bangkok Suvarnabhumi Airport to Washington, D.C.?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bangkok Suvarnabhumi Airport to Washington, D.C..
What documentation or ID do you need to fly to Washington, D.C.?
The required travel and health documents for your Washington, D.C. trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C.. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Bangkok Suvarnabhumi Airport to Washington, D.C.?
momondo data reveals that the most frequently booked airline on the route from Bangkok Suvarnabhumi Airport to Washington, D.C. is United Airlines, representing 57% of all bookings. The subsequent popular airline is Korean Air at 43%.

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

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

Airline	Rating	Free Cancellation	Price
ANA	PriceFrom $1,028	Free Cancellation	Rating 8.3 1,235 reviews	Search ANA flights
United Airlines	PriceFrom $1,040	Free Cancellation	Rating 7.4 9,819 reviews	Search United Airlines flights
Korean Air	PriceFrom $1,070	Free Cancellation	Rating 8.4 1,218 reviews	Search Korean Air flights
Delta	PriceFrom $1,112	Free Cancellation	Rating 7.9 8,404 reviews	Search Delta flights
Qatar Airways	PriceFrom $1,142	Free Cancellation	Rating 7.3 3,726 reviews	Search Qatar Airways flights

Alexandria

National Harbor

Gettysburg

Arlington

Waldorf

Woodbridge

Laurel

Gaithersburg

Fredericksburg

Colonial Beach

Rockville

Silver Spring

Linthicum Heights

Towson

Manassas

Tysons

Springfield

Fairfax

Bethesda

College Park

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Bangkok to Washington, D.C.. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Washington, D.C. from Bangkok which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to Washington, D.C. from Bangkok. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

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

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

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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 Suvarnabhumi Airport to Washington, D.C. from $610

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ANA flights from Bangkok Suvarnabhumi Airport to Washington, D.C.

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

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

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

momondo Fare Finder

Use the filters below to find and compare flights from Bangkok Suvarnabhumi Airport 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 Suvarnabhumi Airport to Washington, D.C.

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

Can stopping save me money on Bangkok Suvarnabhumi Airport to Washington, D.C. flights?

How have Bangkok Suvarnabhumi Airport to Washington, D.C. flight prices changed over time?

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

What airlines fly to Washington, D.C.?

Which airport is the most popular layover for flights between Bangkok Suvarnabhumi Airport and Washington, D.C.?

Which layover airport offers the lowest fares from Bangkok Suvarnabhumi Airport to Washington, D.C.?

Which layover airport has the shortest travel time from Bangkok Suvarnabhumi Airport to Washington, D.C.?

Which layover airport has the shortest connection time from Bangkok Suvarnabhumi Airport to Washington, D.C.?

When to book flights from Bangkok Suvarnabhumi Airport to Washington, D.C.

Cheap Bangkok Suvarnabhumi Airport to Washington, D.C. (BKK to WAS) flight deals and tips

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

Fastest flight time

Direct flights

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

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

Compare and see reviews for airlines that fly from Bangkok Suvarnabhumi Airport 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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