What airlines fly to Thailand?

Qatar Airways, Etihad Airways and United Airlines are the top three most popular airlines that fly to Thailand from Washington, D.C. 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 Thailand. Keep in mind that there are 18 different airlines that fly to Thailand on a routine basis, so you have a few additional options to choose from.

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

AIR PREMIA, Etihad Airways, and Cathay Pacific are the most popular carriers operating from Washington, D.C. to Thailand

How long is the flight from Washington, D.C. to Thailand?

The flight from Washington, D.C. to Thailand depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Washington, D.C. (a popular airport in Washington, D.C.) to Bangkok Suvarnabhumi Airport (the most popular airport in Thailand), then the flight time is 22h 32m on average. If you fly from Baltimore (another popular airport in Washington, D.C.) to Bangkok Suvarnabhumi Airport, then the average flight time is 27h 12m.

When did momondo last update prices for flights from Washington, D.C. to Thailand?

Prices for flights from Washington, D.C. to Thailand are updated daily.

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

The number of operators available for flights from Washington, D.C. to Thailand is 18 as of March 2026.

How old do you have to be to fly from Washington, D.C. to Thailand?

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 Washington, D.C. to Thailand.

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

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

$367 Cheap Flights from Washington, D.C. to Thailand in 2026

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Find the cheapest flights from Washington, D.C. to Thailand

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:10 pm - 11:50 pm

IAD

BKK

21h 40m

1 stop

5:50 pm - 9:45 am

BKK

IAD

50h 55m

2 stops

$852Etihad Airways

Tue, Apr 7 - Mon, Apr 20

3:10 pm - 6:15 am

IAD

BKK

28h 05m

1 stop

9:00 pm - 9:45 am

BKK

IAD

23h 45m

1 stop

$853Etihad Airways

Tue, May 5 - Tue, May 19

1:20 pm - 9:10 pm

IAD

BKK

44h 50m

1 stop

10:45 pm - 10:50 am

BKK

IAD

23h 05m

1 stop

$856AIR PREMIA

Fri, May 1 - Thu, May 21

1:20 pm - 9:45 am

IAD

BKK

33h 25m

1 stop

10:10 am - 11:45 am

BKK

IAD

37h 35m

1 stop

$864Turkish Airlines

Mon, Aug 10 - Thu, Dec 10

8:20 pm - 7:45 am

IAD

HKT

24h 25m

1 stop

9:20 am - 8:40 am

HKT

IAD

34h 20m

1 stop

$997Qatar Airways

Mon, Apr 13 - Mon, May 25

8:20 pm - 7:45 am

IAD

HKT

24h 25m

1 stop

10:30 am - 8:40 am

HKT

IAD

33h 10m

2 stops

$1,013Qatar Airways

Thu, Apr 23 - Mon, May 4

4:39 pm - 10:10 pm

BWI

HKT

42h 31m

2 stops

11:25 pm - 8:51 pm

HKT

BWI

32h 26m

2 stops

$1,217Delta

Mon, Aug 31 - Tue, Sep 8

8:10 am - 10:10 pm

BWI

HKT

27h 00m

2 stops

11:25 pm - 1:06 pm

HKT

BWI

24h 41m

2 stops

$1,222Korean Air

Mon, Aug 31 - Sun, Sep 6

5:30 pm - 10:10 pm

BWI

HKT

41h 40m

2 stops

11:25 pm - 8:51 pm

HKT

BWI

32h 26m

2 stops

$1,223Delta

Sun, Aug 30 - Mon, Sep 14

6:10 pm - 10:10 pm

BWI

HKT

41h 00m

2 stops

11:25 pm - 5:08 pm

HKT

BWI

28h 43m

2 stops

$1,229Korean Air

Sun, Aug 30 - Mon, Sep 7

Etihad Airways flights from Washington, D.C. to Thailand

Our best Etihad Airways deals on Washington, D.C. to Thailand flight tickets

Etihad Airways

May 5

IAD3:10 pmWashington, D.C. Dulles Intl

28h 05m

1 stop

BKK6:15 amBangkok Suvarnabhumi

May 20

BKK5:50 pmBangkok Suvarnabhumi

50h 55m

2 stops

IAD9:45 amWashington, D.C. Dulles Intl

$852

Etihad Airways

Aug 31

IAD3:10 pmWashington, D.C. Dulles Intl

21h 40m

1 stop

BKK11:50 pmBangkok Suvarnabhumi

Oct 29

BKK8:30 amBangkok Suvarnabhumi

36h 35m

1 stop

IAD10:05 amWashington, D.C. Dulles Intl

$853

Etihad Airways

Apr 23

IAD3:10 pmWashington, D.C. Dulles Intl

33h 40m

1 stop

BKK11:50 amBangkok Suvarnabhumi

May 3

BKK3:05 pmBangkok Suvarnabhumi

29h 40m

1 stop

IAD9:45 amWashington, D.C. Dulles Intl

$857

EVA Air flights from Washington, D.C. to Thailand

Our best EVA Air deals on Washington, D.C. to Thailand flight tickets

EVA Air

Aug 26

IAD1:50 amWashington, D.C. Dulles Intl

22h 20m

1 stop

BKK11:10 amBangkok Suvarnabhumi

Sep 12

BKK8:30 amBangkok Suvarnabhumi

24h 30m

1 stop

IAD10:00 pmWashington, D.C. Dulles Intl

$909

EVA Air

May 3

BWI7:04 amBaltimore/Washington

40h 21m

2 stops

BKK10:25 amBangkok Suvarnabhumi

May 14

BKK4:45 pmBangkok Suvarnabhumi

24h 43m

2 stops

BWI6:28 amBaltimore/Washington

$1,039

EVA Air

May 5

DCA6:59 pmWashington, D.C. Reagan-National

28h 26m

2 stops

BKK10:25 amBangkok Suvarnabhumi

May 19

BKK1:35 amBangkok Suvarnabhumi

29h 31m

2 stops

DCA8:06 pmWashington, D.C. Reagan-National

$1,058

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Tue 4/7

3:10 pm-11:50 pm

1 stop21h 40m

Bangkok Suvarnabhumi

Mon 4/20

5:50 pm-9:45 am

2 stops50h 55m

$852

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Tue 5/5

3:10 pm-6:15 am

1 stop28h 05m

Bangkok Suvarnabhumi

Tue 5/19

9:00 pm-9:45 am

1 stop23h 45m

$853

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Fri 5/1

1:20 pm-9:10 pm

1 stop44h 50m

Bangkok Suvarnabhumi

Thu 5/21

10:45 pm-10:50 am

1 stop23h 05m

$856

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Mon 8/10

1:20 pm-9:45 am

1 stop33h 25m

Bangkok Suvarnabhumi

Thu 12/10

10:10 am-11:45 am

1 stop37h 35m

$864

Washington, D.C.Phuket City

IAD - HKT

IADHKT

Washington, D.C. Dulles Intl

Mon 4/13

8:20 pm-7:45 am

1 stop24h 25m

Phuket City

Mon 5/25

9:20 am-8:40 am

1 stop34h 20m

$997

Washington, D.C.Phuket City

IAD - HKT

IADHKT

Washington, D.C. Dulles Intl

Thu 4/23

8:20 pm-7:45 am

1 stop24h 25m

Phuket City

Mon 5/4

10:30 am-8:40 am

2 stops33h 10m

$1,013

BaltimorePhuket City

BWI - HKT

BWIHKT

Baltimore/Washington

Mon 8/31

4:39 pm-10:10 pm

2 stops42h 31m

Phuket City

Tue 9/8

11:25 pm-8:51 pm

2 stops32h 26m

$1,217

Quickest round-trip

BaltimorePhuket City

BWI - HKT

BWIHKT

Baltimore/Washington

Mon 8/31

8:10 am-10:10 pm

2 stops27h 00m

Phuket City

Sun 9/6

11:25 pm-1:06 pm

2 stops24h 41m

$1,222

BaltimorePhuket City

BWI - HKT

BWIHKT

Baltimore/Washington

Sun 8/30

5:30 pm-10:10 pm

2 stops41h 40m

Phuket City

Mon 9/14

11:25 pm-8:51 pm

2 stops32h 26m

$1,223

BaltimorePhuket City

BWI - HKT

BWIHKT

Baltimore/Washington

Sun 8/30

6:10 pm-10:10 pm

2 stops41h 00m

Phuket City

Mon 9/7

11:25 pm-5:08 pm

2 stops28h 43m

$1,229

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 Washington, D.C. to Thailand

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

What is the cheapest month to fly to Thailand?

The month of April is, on average, the cheapest month to fly to Thailand from Washington, D.C., with most prices found around $930. If you are unable to visit Thailand during the month of April, then departing from Washington, D.C. during the month September is also very affordable. Most momondo users find prices during this month for around $945.

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

You are more likely to see cheaper flights to Thailand from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Thailand for around $1,089 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Thailand from Washington, D.C. for as low as $956 on momondo.

Can stopping save me money on Washington, D.C. to Thailand flights?

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

Cheap Washington, D.C. to Thailand flight deals and tips

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

Fastest flight time	20h 20m
Direct flights	None

The fastest flight from Washington, D.C. to Thailand takes 20h 20m

There are no direct flights from Washington, D.C. to Thailand. There are no popular flight routes from Washington, D.C. to Thailand.

Search flight deals

When did momondo last update prices for flights from Washington, D.C. to Thailand?
Prices for flights from Washington, D.C. to Thailand are updated daily.
How many operators does momondo search for flights from Washington, D.C. to Thailand?
The number of operators available for flights from Washington, D.C. to Thailand is 18 as of March 2026.
How old do you have to be to fly from Washington, D.C. to Thailand?
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 Washington, D.C. to Thailand.
What documentation or ID do you need to fly to Thailand?
The travel and health documents you'll need for your trip to Thailand 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 Thailand. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Washington, D.C. to Thailand

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

Airline	Rating	Free Cancellation	Price
Air China	PriceFrom $565	Free Cancellation	Rating 7.3 141 reviews	Search Air China flights
Delta	PriceFrom $664	Free Cancellation	Rating 7.9 8,277 reviews	Search Delta flights
Korean Air	PriceFrom $673	Free Cancellation	Rating 8.4 1,202 reviews	Search Korean Air flights
AIR PREMIA	PriceFrom $784	Free Cancellation	Rating 8.2 83 reviews	Search AIR PREMIA flights
Etihad Airways	PriceFrom $787	Free Cancellation	Rating 7.4 1,425 reviews	Search Etihad Airways flights
Qatar Airways	PriceFrom $818	Free Cancellation	Rating 7.4 3,744 reviews	Search Qatar Airways flights
Turkish Airlines	PriceFrom $835	Free Cancellation	Rating 7.3 4,249 reviews	Search Turkish Airlines flights
Air Canada	PriceFrom $845	Free Cancellation	Rating 7.1 10,800 reviews	Search Air Canada flights
ANA	PriceFrom $893	Free Cancellation	Rating 8.4 1,120 reviews	Search ANA flights
JetBlue	PriceFrom $900	Free Cancellation	Rating 7.2 2,900 reviews	Search JetBlue flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Thailand for you.

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

All flight searches from Washington, D.C. to Thailand on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Washington, D.C. and Thailand 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 Washington, D.C. to Thailand right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Washington, D.C. to Thailand now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Thailand and let you know when they change.