What airlines fly to Thailand?

Qatar Airways, Etihad Airways and Delta 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 40% of people opting to fly with this airline when traveling to Thailand. Keep in mind that there are 14 different airlines that fly to Thailand on a routine basis, so you have a few additional options to choose from.

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 23h 40m on average. If you fly from Baltimore (another popular airport in Washington, D.C.) to Bangkok Suvarnabhumi Airport, then the average flight time is 26h 30m.

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

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

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 14 as of August 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.

$426 Cheap Flights from Washington, D.C. to Thailand in 2026

Discover deals from 900+ travel sites with momondo.

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.

9:00 pm - 6:20 am-

22h 20m

2:30 am - 3:40 pm-

24h 10m

$911Qatar Airways

Mon, Sep 21 - Sun, Oct 4

9:55 am - 11:35 pm-

26h 40m

11:30 pm - 2:22 pm-

49h 52m

$913Air Canada

Thu, Sep 3 - Tue, Sep 22

3:10 pm - 11:55 pm-

21h 45m

3:55 pm - 9:45 am-

28h 50m

$913Etihad Airways

Wed, Aug 26 - Tue, Sep 8

3:10 pm - 12:10 pm-

34h 00m

3:55 pm - 9:45 am-

28h 50m

$913Etihad Airways

Wed, Aug 26 - Wed, Sep 9

8:05 pm - 6:15 am-

22h 10m

3:00 am - 3:55 pm-

24h 55m

$913JetBlue

Mon, Jan 25 - Sun, Feb 7

8:05 pm - 12:15 pm-

28h 10m

6:55 pm - 8:10 am-

25h 15m

$913JetBlue

Thu, Nov 5 - Thu, Nov 12

10:50 am - 7:25 pm-

20h 35m

3:00 am - 3:55 pm-

24h 55m

$913Multiple Airlines

Sun, Jan 17 - Thu, Mar 4

8:05 pm - 12:15 pm-

28h 10m

3:00 am - 3:55 pm-

24h 55m

$913Qatar Airways

Thu, Nov 5 - Sun, Nov 15

6:08 am - 11:20 pm-

30h 12m

11:15 pm - 12:40 pm-

25h 25m

$935Korean Air

Wed, Oct 28 - Wed, Nov 18

8:50 am - 11:35 pm-

27h 45m

11:15 pm - 12:58 pm-

25h 43m

$957Korean Air

Mon, Oct 19 - Fri, Nov 6

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

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

Etihad Airways

Aug 10

IAD2:50 pmWashington, D.C. Dulles Intl

35h 55m

1 stop

BKK1:45 pmBangkok Suvarnabhumi

Dec 10

BKK8:30 amBangkok Suvarnabhumi

36h 35m

1 stop

IAD9:05 amWashington, D.C. Dulles Intl

$916

Etihad Airways

Nov 5

IAD2:35 pmWashington, D.C. Dulles Intl

39h 25m

1 stop

BKK6:00 pmBangkok Suvarnabhumi

Dec 4

BKK2:40 pmBangkok Suvarnabhumi

30h 25m

1 stop

IAD9:05 amWashington, D.C. Dulles Intl

$917

Etihad Airways

Sep 6

IAD3:10 pmWashington, D.C. Dulles Intl

21h 45m

1 stop

BKK11:55 pmBangkok Suvarnabhumi

Sep 24

BKK3:15 amBangkok Suvarnabhumi

41h 30m

1 stop

IAD9:45 amWashington, D.C. Dulles Intl

$919

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

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

Korean Air

Oct 28

DCA6:08 amWashington, D.C. Reagan-National

30h 12m

2 stops

BKK11:20 pmBangkok Suvarnabhumi

Nov 18

BKK11:15 pmBangkok Suvarnabhumi

25h 25m

2 stops

DCA12:40 pmWashington, D.C. Reagan-National

$935

Korean Air

Oct 19

DCA8:50 amWashington, D.C. Reagan-National

27h 45m

2 stops

BKK11:35 pmBangkok Suvarnabhumi

Nov 6

BKK11:15 pmBangkok Suvarnabhumi

25h 43m

2 stops

DCA12:58 pmWashington, D.C. Reagan-National

$957

Korean Air

Sep 14

DCA6:10 amWashington, D.C. Reagan-National

30h 25m

2 stops

BKK11:35 pmBangkok Suvarnabhumi

Sep 29

BKK11:30 pmBangkok Suvarnabhumi

25h 40m

2 stops

DCA2:10 pmWashington, D.C. Reagan-National

$965

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Mon 9/21

9:00 pm-6:20 am

1 stop22h 20m

Bangkok Suvarnabhumi

Sun 10/4

2:30 am-3:40 pm

1 stop24h 10m

$911

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Thu 9/3

9:55 am-11:35 pm

2 stops26h 40m

Bangkok Suvarnabhumi

Tue 9/22

11:30 pm-2:22 pm

2 stops49h 52m

$913

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Wed 8/26

3:10 pm-11:55 pm

1 stop21h 45m

Bangkok Suvarnabhumi

Tue 9/8

3:55 pm-9:45 am

1 stop28h 50m

$913

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Wed 8/26

3:10 pm-12:10 pm

1 stop34h 00m

Bangkok Suvarnabhumi

Wed 9/9

3:55 pm-9:45 am

1 stop28h 50m

$913

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Mon 1/25

8:05 pm-6:15 am

1 stop22h 10m

Bangkok Suvarnabhumi

Sun 2/7

3:00 am-3:55 pm

1 stop24h 55m

$913

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Thu 11/5

8:05 pm-12:15 pm

1 stop28h 10m

Bangkok Suvarnabhumi

Thu 11/12

6:55 pm-8:10 am

1 stop25h 15m

$913

Quickest round-trip

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Sun 1/17

10:50 am-7:25 pm

1 stop20h 35m

Bangkok Suvarnabhumi

Thu 3/4

3:00 am-3:55 pm

1 stop24h 55m

$913

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Thu 11/5

8:05 pm-12:15 pm

1 stop28h 10m

Bangkok Suvarnabhumi

Sun 11/15

3:00 am-3:55 pm

1 stop24h 55m

$913

Washington, D.C.Bangkok

DCA - BKK

DCABKK

Washington, D.C. Reagan-National

Wed 10/28

6:08 am-11:20 pm

2 stops30h 12m

Bangkok Suvarnabhumi

Wed 11/18

11:15 pm-12:40 pm

2 stops25h 25m

$935

Washington, D.C.Bangkok

DCA - BKK

DCABKK

Washington, D.C. Reagan-National

Mon 10/19

8:50 am-11:35 pm

2 stops27h 45m

Bangkok Suvarnabhumi

Fri 11/6

11:15 pm-12:58 pm

2 stops25h 43m

$957

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 September is, on average, the cheapest month to fly to Thailand from Washington, D.C., with most prices found around $956. If you are unable to visit Thailand during the month of September, then departing from Washington, D.C. during the month October is also very affordable. Most momondo users find prices during this month for around $986.

How far in advance should I book a flight from Washington, D.C. 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 $1,092 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 $950 on momondo.

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

You could potentially save up to 6% 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 05m
Direct flights	None

The fastest flight from Washington, D.C. to Thailand takes 20h 05m

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

Frequently asked questions about flying from Washington, D.C. to Thailand

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 14 as of August 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
Korean Air	PriceFrom $673	Free Cancellation	Rating 8.4 1,222 reviews	Search Korean Air flights
Air China	PriceFrom $732	Free Cancellation	Rating 7.4 160 reviews	Search Air China flights
AIR PREMIA	PriceFrom $784	Free Cancellation	Rating 8.1 102 reviews	Search AIR PREMIA flights
Etihad Airways	PriceFrom $787	Free Cancellation	Rating 7.3 1,498 reviews	Search Etihad Airways flights
Delta	PriceFrom $798	Free Cancellation	Rating 7.8 8,487 reviews	Search Delta flights
Qatar Airways	PriceFrom $816	Free Cancellation	Rating 7.4 3,736 reviews	Search Qatar Airways flights
Turkish Airlines	PriceFrom $834	Free Cancellation	Rating 7.4 4,465 reviews	Search Turkish Airlines flights
ANA	PriceFrom $910	Free Cancellation	Rating 8.3 1,288 reviews	Search ANA flights
JetBlue	PriceFrom $919	Free Cancellation	Rating 7.1 3,023 reviews	Search JetBlue flights
Alaska Airlines	PriceFrom $920	Free Cancellation	Rating 7.9 12,763 reviews	Search Alaska Airlines 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.