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

Air China, AIR PREMIA, and Delta are the most popular carriers operating from Thailand to District of Columbia

How long is the flight from Thailand to District of Columbia?

On average, it takes 21h 55m to fly from Thailand to District of Columbia if you fly out of Chiang Mai (the most popular airport in Thailand) and into Washington, D.C. Dulles Intl Airport (the most popular airport in District of Columbia). If you’re flying out of Bangkok and into Washington, D.C. Dulles Intl Airport, then the flight time is around 24h 35m.

What airlines fly to District of Columbia?

Korean Air, Qatar Airways and United Airlines are the top three most popular airlines that fly to District of Columbia from Thailand according to our data. Korean Air is the first choice among our users, with 32% 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 Thailand to District of Columbia?

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

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

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

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

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 Thailand to District of Columbia.

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

The required travel and health documents for your District of Columbia 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 District of Columbia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$476 Cheap Flights from Thailand to District of Columbia in 2026

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Find the cheapest flights from Thailand to District of Columbia

Round-trip

One-way

Last minute

Recent round-trip flight deals from Thailand to District of Columbia

Enter your travel dates to find the best prices.

7:35 pm - 7:30 pm

BKK

IAD

34h 55m

1 stop

11:00 pm - 12:10 am

IAD

BKK

38h 10m

1 stop

$787Air China

Mon, Apr 20 - Fri, Apr 24

9:35 am - 3:40 pm

BKK

IAD

41h 05m

1 stop

8:15 am - 11:55 pm

IAD

BKK

28h 40m

2 stops

$799United Airlines

Tue, May 19 - Mon, Oct 19

9:35 am - 9:11 pm

BKK

IAD

46h 36m

2 stops

5:30 pm - 9:35 am

IAD

BKK

29h 05m

2 stops

$802United Airlines

Tue, May 19 - Mon, Oct 19

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

4:45 pm - 8:06 pm

BKK

DCA

38h 21m

2 stops

9:59 am - 10:55 am

DCA

BKK

37h 56m

2 stops

$1,012Multiple Airlines

Tue, May 19 - Mon, Oct 19

11:35 am - 8:00 pm

CNX

DCA

43h 25m

2 stops

9:59 am - 10:25 am

DCA

CNX

37h 26m

2 stops

$1,075EVA Air

Wed, Aug 19 - Fri, Sep 18

8:00 pm - 10:30 pm

CNX

IAD

61h 30m

2 stops

5:38 pm - 10:25 am

IAD

CNX

29h 47m

2 stops

$1,225EVA Air

Wed, Aug 19 - Fri, Sep 18

9:30 am - 7:59 pm

CNX

DCA

45h 29m

2 stops

10:45 am - 6:25 am

DCA

CNX

32h 40m

2 stops

$2,780Etihad Airways

Tue, Aug 18 - Fri, Sep 18

9:30 am - 7:59 pm

CNX

DCA

45h 29m

2 stops

10:45 am - 6:25 am

DCA

CNX

32h 40m

2 stops

$2,795Etihad Airways

Sun, Aug 16 - Wed, Sep 16

2:55 pm - 6:11 pm

CNX

DCA

38h 16m

2 stops

11:00 am - 1:25 pm

DCA

CNX

39h 25m

2 stops

$3,393China Eastern

Sat, Aug 22 - Wed, Sep 16

Air China flights from Thailand to District of Columbia

Our best Air China deals on Thailand to District of Columbia flight tickets

Air China

Apr 20

BKK7:35 pmBangkok Suvarnabhumi

34h 55m

1 stop

IAD7:30 pmWashington, D.C. Dulles Intl

Apr 24

IAD11:00 pmWashington, D.C. Dulles Intl

38h 10m

1 stop

BKK12:10 amBangkok Suvarnabhumi

$787

Air China

Mar 16

BKK7:30 pmBangkok Suvarnabhumi

35h 00m

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

$1,725

STARLUX Airlines flights from Thailand to District of Columbia

Our best STARLUX Airlines deals on Thailand to District of Columbia flight tickets

STARLUX Airlines

Aug 18

CNX5:20 pmChiang Mai

49h 08m

2 stops

IAD7:28 amWashington, D.C. Dulles Intl

Sep 15

IAD5:38 pmWashington, D.C. Dulles Intl

35h 42m

2 stops

CNX4:20 pmChiang Mai

$1,474

STARLUX Airlines

May 26

CNX5:20 pmChiang Mai

49h 14m

2 stops

IAD7:34 amWashington, D.C. Dulles Intl

Jun 2

IAD5:35 pmWashington, D.C. Dulles Intl

35h 45m

2 stops

CNX4:20 pmChiang Mai

$1,478

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Mon 4/20

7:35 pm-7:30 pm

1 stop34h 55m

Washington, D.C. Dulles Intl

Fri 4/24

11:00 pm-12:10 am

1 stop38h 10m

$787

Quickest round-trip

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Tue 5/19

9:35 am-3:40 pm

1 stop41h 05m

Washington, D.C. Dulles Intl

Mon 10/19

8:15 am-11:55 pm

2 stops28h 40m

$799

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Tue 5/19

9:35 am-9:11 pm

2 stops46h 36m

Washington, D.C. Dulles Intl

Mon 10/19

5:30 pm-9:35 am

2 stops29h 05m

$802

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 - DCA

BKKDCA

Bangkok Suvarnabhumi

Tue 5/19

4:45 pm-8:06 pm

2 stops38h 21m

Washington, D.C. Reagan-National

Mon 10/19

9:59 am-10:55 am

2 stops37h 56m

$1,012

Chiang MaiWashington, D.C.

CNX - DCA

CNXDCA

Chiang Mai

Wed 8/19

11:35 am-8:00 pm

2 stops43h 25m

Washington, D.C. Reagan-National

Fri 9/18

9:59 am-10:25 am

2 stops37h 26m

$1,075

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

Wed 8/19

8:00 pm-10:30 pm

2 stops61h 30m

Washington, D.C. Dulles Intl

Fri 9/18

5:38 pm-10:25 am

2 stops29h 47m

$1,225

Chiang MaiWashington, D.C.

CNX - DCA

CNXDCA

Chiang Mai

Tue 8/18

9:30 am-7:59 pm

2 stops45h 29m

Washington, D.C. Reagan-National

Fri 9/18

10:45 am-6:25 am

2 stops32h 40m

$2,780

Chiang MaiWashington, D.C.

CNX - DCA

CNXDCA

Chiang Mai

Sun 8/16

9:30 am-7:59 pm

2 stops45h 29m

Washington, D.C. Reagan-National

Wed 9/16

10:45 am-6:25 am

2 stops32h 40m

$2,795

Chiang MaiWashington, D.C.

CNX - DCA

CNXDCA

Chiang Mai

Sat 8/22

2:55 pm-6:11 pm

2 stops38h 16m

Washington, D.C. Reagan-National

Wed 9/16

11:00 am-1:25 pm

2 stops39h 25m

$3,393

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 Thailand 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

Other information

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

You are more likely to see cheaper flights to District of Columbia from Thailand when booking weeks ahead of your departure date. In general, you can expect to find flights to District of Columbia 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 District of Columbia from Thailand for as low as $809 on momondo.

Can stopping save me money on Thailand to District of Columbia flights?

You could potentially save up to 42% on your flight if you consider stops on a Thailand to District of Columbia flight.

Cheap Thailand to District of Columbia flight deals and tips

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

Fastest flight time	21h 55m
Direct flights	None

The fastest flight from Thailand to District of Columbia takes 21h 55m

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

Search flight deals

When did momondo last update prices for flights from Thailand to District of Columbia?
Prices for flights from Thailand to District of Columbia refresh daily.
How many operators does momondo search for flights from Thailand to District of Columbia?
The number of operators available for flights from Thailand to District of Columbia is 5 as of March 2026.
How old do you have to be to fly from Thailand to District of Columbia?
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 Thailand to District of Columbia.
What documentation or ID do you need to fly to District of Columbia?
The required travel and health documents for your District of Columbia 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 District of Columbia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Thailand to District of Columbia

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $1,040	Free Cancellation	Rating 7.4 9,424 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 8,292 reviews	Search Delta flights
ANA	PriceFrom $1,109	Free Cancellation	Rating 8.4 1,127 reviews	Search ANA 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 Thailand to District of Columbia?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Thailand to District of Columbia. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to District of Columbia from Thailand.

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

Yes momondo offers price alerts on flights to District of Columbia from Thailand. 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.