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

Flights via Doha (DOH) offer the lowest average round-trip price of $1,248.

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 31% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 4 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

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.

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

Dubai (DXB) has the shortest average layover time for this route: 1h 33m.

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

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

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

Doha (DOH) was the most common stop: 56% of momondo users choosing 1-stop flights on this route connected there.

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

There are 4 operators available for flights from Bangkok Suvarnabhumi Airport to Washington, D.C. as of March 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.

$526 Cheap Flights from Bangkok Suvarnabhumi Airport to Washington, D.C. in 2026

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

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

1:30 am - 7:30 pm

BKK

IAD

29h 00m

1 stop

11:00 pm - 6:20 pm

IAD

BKK

32h 20m

1 stop

$757Air China

Thu, Mar 26 - Fri, Apr 3

1:30 am - 7:30 pm

BKK

IAD

29h 00m

1 stop

3:10 pm - 11:50 pm

IAD

BKK

21h 40m

1 stop

$904Multiple Airlines

Thu, Mar 19 - Thu, Apr 30

8:05 am - 9:45 am

BKK

IAD

36h 40m

2 stops

3:10 pm - 11:50 pm

IAD

BKK

21h 40m

1 stop

$918Multiple Airlines

Thu, Apr 23 - Wed, May 6

10:45 pm - 10:50 am

BKK

IAD

23h 05m

1 stop

1:20 pm - 9:10 pm

IAD

BKK

44h 50m

1 stop

$986AIR PREMIA

Thu, May 7 - Sun, Jul 12

4:45 pm - 8:00 pm

BKK

DCA

38h 15m

2 stops

9:59 am - 10:50 am

DCA

BKK

37h 51m

2 stops

$1,000EVA Air

Mon, Apr 27 - Thu, Sep 3

1:35 am - 8:00 pm

BKK

DCA

29h 25m

2 stops

6:59 pm - 10:25 am

DCA

BKK

28h 26m

2 stops

$1,020EVA Air

Tue, Apr 14 - Tue, Apr 28

9:35 am - 2:14 pm

BKK

DCA

39h 39m

2 stops

11:57 am - 9:35 am

DCA

BKK

34h 38m

3 stops

$1,065United Airlines

Wed, Apr 29 - Wed, Jul 22

9:35 am - 2:14 pm

BKK

DCA

39h 39m

2 stops

7:55 am - 11:55 pm

DCA

BKK

29h 00m

2 stops

$1,069United Airlines

Wed, Apr 29 - Wed, Jul 22

9:40 pm - 11:44 pm

BKK

DCA

37h 04m

2 stops

10:00 am - 11:35 pm

DCA

BKK

26h 35m

2 stops

$1,078Delta

Tue, Apr 28 - Mon, Jul 20

9:50 am - 11:43 pm

BKK

DCA

24h 53m

2 stops

6:00 am - 9:45 pm

DCA

BKK

28h 45m

2 stops

$1,079Delta

Thu, Apr 16 - Thu, Sep 10

Air China flights from Bangkok Suvarnabhumi Airport to Washington, D.C.

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

Air China

Mar 26

BKK1:30 amBangkok Suvarnabhumi

29h 00m

1 stop

IAD7:30 pmWashington, D.C. Dulles Intl

Apr 3

IAD11:00 pmWashington, D.C. Dulles Intl

32h 20m

1 stop

BKK6:20 pmBangkok Suvarnabhumi

$757

Air China

Mar 9

BKK7:30 pmBangkok Suvarnabhumi

35h 00m

1 stop

IAD7:30 pmWashington, D.C. Dulles Intl

Apr 7

IAD11:00 pmWashington, D.C. Dulles Intl

32h 20m

1 stop

BKK6:20 pmBangkok Suvarnabhumi

$776

Air China

Mar 9

BKK5:55 pmBangkok Suvarnabhumi

36h 35m

2 stops

IAD7:30 pmWashington, D.C. Dulles Intl

Apr 7

IAD11:00 pmWashington, D.C. Dulles Intl

38h 10m

1 stop

BKK12:10 amBangkok Suvarnabhumi

$787

AIR PREMIA flights from Bangkok Suvarnabhumi Airport to Washington, D.C.

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

AIR PREMIA

May 7

BKK10:45 pmBangkok Suvarnabhumi

23h 05m

1 stop

IAD10:50 amWashington, D.C. Dulles Intl

Jul 12

IAD1:20 pmWashington, D.C. Dulles Intl

44h 50m

1 stop

BKK9:10 pmBangkok Suvarnabhumi

$986

AIR PREMIA

May 7

BKK10:45 pmBangkok Suvarnabhumi

23h 05m

1 stop

IAD10:50 amWashington, D.C. Dulles Intl

Jul 12

IAD1:20 pmWashington, D.C. Dulles Intl

44h 50m

1 stop

BKK9:10 pmBangkok Suvarnabhumi

$1,112

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

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Thu 3/26

1:30 am-7:30 pm

1 stop29h 00m

Washington, D.C. Dulles Intl

Fri 4/3

11:00 pm-6:20 pm

1 stop32h 20m

$757

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Thu 3/19

1:30 am-7:30 pm

1 stop29h 00m

Washington, D.C. Dulles Intl

Thu 4/30

3:10 pm-11:50 pm

1 stop21h 40m

$904

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Thu 4/23

8:05 am-9:45 am

2 stops36h 40m

Washington, D.C. Dulles Intl

Wed 5/6

3:10 pm-11:50 pm

1 stop21h 40m

$918

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Thu 5/7

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

$986

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Mon 4/27

4:45 pm-8:00 pm

2 stops38h 15m

Washington, D.C. Reagan-National

Thu 9/3

9:59 am-10:50 am

2 stops37h 51m

$1,000

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Tue 4/14

1:35 am-8:00 pm

2 stops29h 25m

Washington, D.C. Reagan-National

Tue 4/28

6:59 pm-10:25 am

2 stops28h 26m

$1,020

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Wed 4/29

9:35 am-2:14 pm

2 stops39h 39m

Washington, D.C. Reagan-National

Wed 7/22

11:57 am-9:35 am

3 stops34h 38m

$1,065

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Wed 4/29

9:35 am-2:14 pm

2 stops39h 39m

Washington, D.C. Reagan-National

Wed 7/22

7:55 am-11:55 pm

2 stops29h 00m

$1,069

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Tue 4/28

9:40 pm-11:44 pm

2 stops37h 04m

Washington, D.C. Reagan-National

Mon 7/20

10:00 am-11:35 pm

2 stops26h 35m

$1,078

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Thu 4/16

9:50 am-11:43 pm

2 stops24h 53m

Washington, D.C. Reagan-National

Thu 9/10

6:00 am-9:45 pm

2 stops28h 45m

$1,079

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

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 Suvarnabhumi Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $1,172 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 $1,011 on momondo.

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

You could potentially save up to 18% 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 March 2026, prices for Bangkok Suvarnabhumi Airport to Washington, D.C. flights are approximately 18% more expensive 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	23h 55m
Direct flights	None

The fastest flight from Bangkok Suvarnabhumi Airport to Washington, D.C. takes 23h 55m

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

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 23h 55m.
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 4 operators available for flights from Bangkok Suvarnabhumi Airport to Washington, D.C. as of March 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 Qatar Airways, representing 62% of all bookings. The subsequent popular airline is ANA at 38%.

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
United Airlines	PriceFrom $1,038	Free Cancellation	Rating 7.4 9,375 reviews	Search United Airlines flights
Korean Air	PriceFrom $1,065	Free Cancellation	Rating 8.4 1,195 reviews	Search Korean Air flights
ANA	PriceFrom $1,109	Free Cancellation	Rating 8.4 1,107 reviews	Search ANA flights
Qatar Airways	PriceFrom $1,142	Free Cancellation	Rating 7.4 3,745 reviews	Search Qatar Airways flights

Alexandria

National Harbor

Gettysburg

Arlington

Waldorf

Woodbridge

Colonial Beach

Laurel

Towson

Silver Spring

Gaithersburg

Fredericksburg

Rockville

Tysons

Manassas

Springfield

Bethesda

Fairfax

Linthicum Heights

Reston

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.

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Cheap flights from Bangkok Suvarnabhumi Airport to Washington, D.C. from $526

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Air China flights from Bangkok Suvarnabhumi Airport to Washington, D.C.

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

AIR PREMIA flights from Bangkok Suvarnabhumi Airport to Washington, D.C.

Our best AIR PREMIA 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.

How far in advance should I book a flight 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

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.

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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.

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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.

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