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

Etihad Airways, Turkish Airlines, and Qatar Airways are the most popular carriers operating from District of Columbia to Bangkok

What airlines fly to Bangkok?

Qatar Airways, Turkish Airlines and Etihad Airways are the top three most popular airlines that fly to Bangkok from District of Columbia according to our data. Qatar Airways is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Bangkok. Keep in mind that there are 18 different airlines that fly to Bangkok on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from District of Columbia to Bangkok?

Prices for flights from District of Columbia to Bangkok are refreshed on a daily basis.

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

As of November 2025, there are 18 operators available to choose from for flights from District of Columbia to Bangkok.

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

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 District of Columbia to Bangkok.

What documentation or ID do you need to fly to Bangkok?

The travel and health documents you'll need for your trip to Bangkok 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 Bangkok. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$458 Cheap Flights from District of Columbia to Bangkok in 2025/26

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

3:35 pm - 6:30 amIAD-BKK

27h 55m1 stop

2:55 am - 9:45 amBKK-IAD

41h 50m1 stop

$851Etihad Airways

Find Deal

Tue, Apr 28 - Sun, May 31

2:35 pm - 6:45 pmIAD-BKK

40h 10m1 stop

12:25 pm - 9:45 amBKK-IAD

56h 20m2 stops

$853Etihad Airways

Find Deal

Mon, Mar 2 - Mon, Apr 6

8:05 pm - 1:05 pmIAD-BKK

29h 00m1 stop

6:55 pm - 8:20 amBKK-IAD

25h 25m1 stop

$854Qatar Airways

Find Deal

Fri, Feb 6 - Tue, Feb 17

3:35 pm - 7:10 amIAD-BKK

28h 35m1 stop

9:55 am - 9:45 amBKK-IAD

58h 50m2 stops

$855Etihad Airways

Find Deal

Thu, Mar 12 - Mon, Mar 30

8:05 pm - 6:40 amIAD-BKK

22h 35m1 stop

8:15 am - 3:55 pmBKK-IAD

43h 40m1 stop

$856Qatar Airways

Find Deal

Sat, Jan 17 - Thu, Jan 22

12:00 pm - 5:10 amDCA-BKK

29h 10m2 stops

7:10 am - 7:07 pmBKK-DCA

23h 57m2 stops

$888ANA

Find Deal

Thu, Nov 27 - Tue, Dec 9

9:59 am - 1:35 amDCA-BKK

51h 36m2 stops

2:35 am - 8:00 pmBKK-DCA

53h 25m2 stops

$898China Airlines

Find Deal

Sat, Jan 24 - Fri, Feb 6

5:00 pm - 9:50 amDCA-BKK

28h 50m2 stops

10:55 am - 8:00 pmBKK-DCA

45h 05m2 stops

$903China Airlines

Find Deal

Sun, Feb 15 - Wed, Feb 25

9:59 am - 5:00 pmDCA-BKK

43h 01m2 stops

12:00 pm - 8:00 pmBKK-DCA

44h 00m2 stops

$922Singapore Airlines

Find Deal

Tue, Feb 10 - Tue, Feb 24

3:30 pm - 4:35 amDCA-BKK

26h 05m2 stops

7:00 am - 8:43 pmBKK-DCA

24h 43m2 stops

$925ANA

Find Deal

Wed, Apr 29 - Fri, May 8

Qatar Airways flights from District of Columbia to Bangkok

Our best Qatar Airways deals on District of Columbia to Bangkok flight tickets

Qatar Airways

Feb 6

IAD8:05 pmWashington, D.C. Dulles Intl

29h 00m

1 stop

BKK1:05 pmBangkok Suvarnabhumi

Feb 17

BKK6:55 pmBangkok Suvarnabhumi

25h 25m

1 stop

IAD8:20 amWashington, D.C. Dulles Intl

$854

Find similar

Qatar Airways

Jan 17

IAD8:05 pmWashington, D.C. Dulles Intl

22h 35m

1 stop

BKK6:40 amBangkok Suvarnabhumi

Jan 22

BKK8:15 amBangkok Suvarnabhumi

43h 40m

1 stop

IAD3:55 pmWashington, D.C. Dulles Intl

$856

Find similar

Qatar Airways

Feb 9

IAD8:05 pmWashington, D.C. Dulles Intl

22h 35m

1 stop

BKK6:40 amBangkok Suvarnabhumi

Feb 19

BKK2:00 amBangkok Suvarnabhumi

25h 55m

1 stop

IAD3:55 pmWashington, D.C. Dulles Intl

$857

Find similar

China Airlines flights from District of Columbia to Bangkok

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

China Airlines

Nov 17

DCA9:59 amWashington, D.C. Reagan-National

39h 06m

2 stops

BKK1:05 pmBangkok Suvarnabhumi

Nov 19

BKK5:50 pmBangkok Suvarnabhumi

38h 10m

2 stops

DCA8:00 pmWashington, D.C. Reagan-National

$891

Find similar

China Airlines

Jan 24

DCA9:59 amWashington, D.C. Reagan-National

51h 36m

2 stops

BKK1:35 amBangkok Suvarnabhumi

Feb 6

BKK2:35 amBangkok Suvarnabhumi

53h 25m

2 stops

DCA8:00 pmWashington, D.C. Reagan-National

$898

Find similar

China Airlines

Nov 16

DCA9:59 amWashington, D.C. Reagan-National

51h 36m

2 stops

BKK1:35 amBangkok Suvarnabhumi

Dec 6

BKK2:35 amBangkok Suvarnabhumi

53h 25m

2 stops

DCA8:00 pmWashington, D.C. Reagan-National

$903

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Tue 4/28

3:35 pm-6:30 am

1 stop27h 55m

Bangkok Suvarnabhumi

Sun 5/31

2:55 am-9:45 am

1 stop41h 50m

$851

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Mon 3/2

2:35 pm-6:45 pm

1 stop40h 10m

Bangkok Suvarnabhumi

Mon 4/6

12:25 pm-9:45 am

2 stops56h 20m

$853

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Fri 2/6

8:05 pm-1:05 pm

1 stop29h 00m

Bangkok Suvarnabhumi

Tue 2/17

6:55 pm-8:20 am

1 stop25h 25m

$854

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Thu 3/12

3:35 pm-7:10 am

1 stop28h 35m

Bangkok Suvarnabhumi

Mon 3/30

9:55 am-9:45 am

2 stops58h 50m

$855

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Sat 1/17

8:05 pm-6:40 am

1 stop22h 35m

Bangkok Suvarnabhumi

Thu 1/22

8:15 am-3:55 pm

1 stop43h 40m

$856

Washington, D.C.Bangkok

DCA - BKK

DCABKK

Washington, D.C. Reagan-National

Thu 11/27

12:00 pm-5:10 am

2 stops29h 10m

Bangkok Suvarnabhumi

Tue 12/9

7:10 am-7:07 pm

2 stops23h 57m

$888

Washington, D.C.Bangkok

DCA - BKK

DCABKK

Washington, D.C. Reagan-National

Sat 1/24

9:59 am-1:35 am

2 stops51h 36m

Bangkok Suvarnabhumi

Fri 2/6

2:35 am-8:00 pm

2 stops53h 25m

$898

Washington, D.C.Bangkok

DCA - BKK

DCABKK

Washington, D.C. Reagan-National

Sun 2/15

5:00 pm-9:50 am

2 stops28h 50m

Bangkok Suvarnabhumi

Wed 2/25

10:55 am-8:00 pm

2 stops45h 05m

$903

Washington, D.C.Bangkok

DCA - BKK

DCABKK

Washington, D.C. Reagan-National

Tue 2/10

9:59 am-5:00 pm

2 stops43h 01m

Bangkok Suvarnabhumi

Tue 2/24

12:00 pm-8:00 pm

2 stops44h 00m

$922

Washington, D.C.Bangkok

DCA - BKK

DCABKK

Washington, D.C. Reagan-National

Wed 4/29

3:30 pm-4:35 am

2 stops26h 05m

Bangkok Suvarnabhumi

Fri 5/8

7:00 am-8:43 pm

2 stops24h 43m

$925

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 District of Columbia to Bangkok

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 Bangkok?

If you aren’t able to travel during the month of September, then book flights to Bangkok from District of Columbia during October instead. Flights to Bangkok in October, while not as cheap as those in September, still average around $1,033.

What is the cheapest day to depart on your flight to Bangkok?

On average, the least expensive day to fly to Bangkok from District of Columbia is on a Saturday. momondo users have found tickets for Saturday departures for as low as $1,210. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from District of Columbia to Bangkok on a Friday will generally be more expensive and average around $1,354. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Bangkok?

According to our data, the cheapest time of day to fly to Bangkok is in the evening. momondo users have found flights departing from District of Columbia to Bangkok in the evening for as low as $1,143. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the morning because they tend to be around $1,365. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight to Bangkok?

You are more likely to see cheaper flights to Bangkok from District of Columbia when booking weeks ahead of your departure date. In general, you can expect to find flights to Bangkok for around $1,196 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bangkok from District of Columbia for as low as $1,025 on momondo.

Cheap District of Columbia to Bangkok flight deals and tips

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

Direct flights	None

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

Search flight deals

When did momondo last update prices for flights from District of Columbia to Bangkok?
Prices for flights from District of Columbia to Bangkok are refreshed on a daily basis.
How many operators does momondo search for flights from District of Columbia to Bangkok?
As of November 2025, there are 18 operators available to choose from for flights from District of Columbia to Bangkok.
How old do you have to be to fly from District of Columbia to Bangkok?
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 District of Columbia to Bangkok.
What documentation or ID do you need to fly to Bangkok?
The travel and health documents you'll need for your trip to Bangkok 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 Bangkok. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from District of Columbia to Bangkok

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

Airline	Rating	Free Cancellation	Price
Air China	PriceFrom $565	Free Cancellation	Rating 7.2 123 reviews	Search Air China flights
Air India	PriceFrom $700	Free Cancellation	Rating 5.5 2,941 reviews	Search Air India flights
Korean Air	PriceFrom $802	Free Cancellation	Rating 8.4 1,163 reviews	Search Korean Air flights
Etihad Airways	PriceFrom $829	Free Cancellation	Rating 7.4 1,296 reviews	Search Etihad Airways flights
Qatar Airways	PriceFrom $852	Free Cancellation	Rating 7.4 3,662 reviews	Search Qatar Airways flights
Turkish Airlines	PriceFrom $895	Free Cancellation	Rating 7.3 4,043 reviews	Search Turkish Airlines flights
ANA	PriceFrom $896	Free Cancellation	Rating 8.4 1,004 reviews	Search ANA flights
JetBlue	PriceFrom $900	Free Cancellation	Rating 7.2 2,907 reviews	Search JetBlue flights
Alaska Airlines	PriceFrom $920	Free Cancellation	Rating 8.0 11,288 reviews	Search Alaska Airlines flights
Delta	PriceFrom $928	Free Cancellation	Rating 7.9 8,007 reviews	Search Delta flights

Why use momondo?

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

It is quick and easy to find District of Columbia to Bangkok flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Bangkok that suits you.

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

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

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

Once all potential District of Columbia to Bangkok 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 District of Columbia to Bangkok right now. Can momondo alert me if prices change?

Price alerts on flights to Bangkok from District of Columbia are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Bangkok 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 Thailand

Cheap flights from District of Columbia to Bangkok from $458

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to Bangkok departing on 1/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from District of Columbia to Bangkok

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Qatar Airways flights from District of Columbia to Bangkok

Our best Qatar Airways deals on District of Columbia to Bangkok flight tickets

China Airlines flights from District of Columbia to Bangkok

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

momondo Fare Finder

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

See travel insights to Bangkok from

How to get the cheapest flight ticket from District of Columbia to Bangkok

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

What is the cheapest month to fly to Bangkok?

If you aren’t able to travel during the month of September, then book flights to Bangkok from District of Columbia during October instead. Flights to Bangkok in October, while not as cheap as those in September, still average around $1,033.

What is the cheapest day to depart on your flight to Bangkok?

What is the cheapest time of day to depart on your flight to Bangkok?

How far in advance should I book a flight to Bangkok?

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

Etihad Airways, Turkish Airlines, and Qatar Airways are the most popular carriers operating from District of Columbia to Bangkok

What airlines fly to Bangkok?

Cheap District of Columbia to Bangkok flight deals and tips

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

Direct flights

When did momondo last update prices for flights from District of Columbia to Bangkok?

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

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

What documentation or ID do you need to fly to Bangkok?

Best airlines flying from District of Columbia to Bangkok

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

Why use momondo?

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

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

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

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

An easier way to manage your Bangkok 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 Thailand

Fly into one of these airports located in Bangkok

Airports listed have a maximum distance of 15.4 mi from Bangkok