What airlines fly to Thailand?

Qatar Airways, Etihad Airways and Turkish 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 44% 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?

IndiGo, ANA, and Delta 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 23h 25m 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 50m.

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 December 2025.

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.

$380 Cheap Flights from Washington, D.C. to Thailand in 2025/26

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

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Cheap round-trip flights

Enter your travel dates to find the best prices.

2:35 pm - 11:25 pm

IAD

BKK

20h 50m1 stop

12:25 pm - 9:45 am

BKK

IAD

56h 20m2 stops

$868Etihad Airways

lun., feb. 16 - lun., mar. 30

2:35 pm - 6:45 pm

IAD

BKK

40h 10m1 stop

7:35 pm - 9:05 am

BKK

IAD

49h 30m2 stops

$872Etihad Airways

mié., ene. 14 - mié., feb. 25

10:40 am - 7:25 pm

IAD

BKK

20h 45m1 stop

9:05 am - 3:55 pm

BKK

IAD

42h 50m1 stop

$885Qatar Airways

vie., feb. 6 - mié., feb. 18

5:00 pm - 12:45 am

DCA

BKK

43h 45m2 stops

2:05 am - 1:53 pm

BKK

DCA

47h 48m2 stops

$901Korean Air

dom., ene. 18 - dom., feb. 1

5:00 pm - 12:45 am

DCA

BKK

43h 45m2 stops

9:40 am - 4:29 pm

BKK

DCA

42h 49m2 stops

$924Korean Air

dom., ene. 18 - lun., feb. 2

7:43 pm - 12:45 am

DCA

BKK

41h 02m2 stops

12:55 am - 9:10 am

BKK

DCA

43h 15m2 stops

$934Delta

dom., ene. 18 - dom., mar. 8

11:30 am - 4:35 am

DCA

BKK

30h 05m2 stops

7:00 am - 11:59 pm

BKK

DCA

27h 59m2 stops

$936United Airlines

mar., abr. 7 - mié., abr. 22

10:30 am - 11:25 am

DCA

BKK

36h 55m3 stops

7:10 am - 9:45 pm

BKK

DCA

25h 35m2 stops

$940United Airlines

jue., ene. 15 - jue., mar. 12

8:05 pm - 12:55 pm

IAD

HKT

28h 50m1 stop

7:45 am - 4:55 pm

HKT

IAD

44h 10m2 stops

$948Qatar Airways

mar., mar. 3 - mié., mar. 11

6:05 am - 10:10 pm

DCA

HKT

28h 05m2 stops

11:40 pm - 11:47 pm

HKT

DCA

35h 07m2 stops

$1,053Delta

lun., mar. 2 - mié., mar. 11

ANA flights from Washington, D.C. to Thailand

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

ANA

Jan 20

IAD1:05 pmWashington, D.C. Dulles Intl

28h 05m

2 stops

BKK5:10 amBangkok Suvarnabhumi

Feb 17

BKK10:25 pmBangkok Suvarnabhumi

22h 45m

1 stop

IAD9:10 amWashington, D.C. Dulles Intl

$927

Find similar

ANA

Jan 18

BWI10:05 amBaltimore/Washington

31h 05m

2 stops

BKK5:10 amBangkok Suvarnabhumi

Feb 2

BKK2:25 pmBangkok Suvarnabhumi

42h 56m

2 stops

BWI9:21 pmBaltimore/Washington

$931

Find similar

ANA

Jan 19

DCA2:00 pmWashington, D.C. Reagan-National

38h 20m

2 stops

BKK4:20 pmBangkok Suvarnabhumi

Feb 2

BKK10:25 pmBangkok Suvarnabhumi

26h 48m

2 stops

DCA1:13 pmWashington, D.C. Reagan-National

$966

Find similar

China Airlines flights from Washington, D.C. to Thailand

Our best China Airlines deals on Washington, D.C. to Thailand flight tickets

China Airlines

Jan 20

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

42h 46m

2 stops

BKK4:45 pmBangkok Suvarnabhumi

Jan 29

BKK2:35 amBangkok Suvarnabhumi

53h 25m

2 stops

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

$928

Find similar

China Airlines

Jan 13

DCA5:01 pmWashington, D.C. Reagan-National

32h 04m

2 stops

BKK1:05 pmBangkok Suvarnabhumi

Jan 22

BKK2:35 amBangkok Suvarnabhumi

53h 25m

2 stops

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

$937

Find similar

China Airlines

Jan 13

DCA5:01 pmWashington, D.C. Reagan-National

35h 44m

2 stops

BKK4:45 pmBangkok Suvarnabhumi

Jan 26

BKK5:50 pmBangkok Suvarnabhumi

40h 09m

2 stops

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

$945

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Thailand 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

lun. 2/16

2:35 pm-11:25 pm

1 stop20h 50m

Bangkok Suvarnabhumi

lun. 3/30

12:25 pm-9:45 am

2 stops56h 20m

$868

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

mié. 1/14

2:35 pm-6:45 pm

1 stop40h 10m

Bangkok Suvarnabhumi

mié. 2/25

7:35 pm-9:05 am

2 stops49h 30m

$872

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

vie. 2/6

10:40 am-7:25 pm

1 stop20h 45m

Bangkok Suvarnabhumi

mié. 2/18

9:05 am-3:55 pm

1 stop42h 50m

$885

Washington, D.C.Bangkok

DCA - BKK

DCABKK

Washington, D.C. Reagan-National

dom. 1/18

5:00 pm-12:45 am

2 stops43h 45m

Bangkok Suvarnabhumi

dom. 2/1

2:05 am-1:53 pm

2 stops47h 48m

$901

Washington, D.C.Bangkok

DCA - BKK

DCABKK

Washington, D.C. Reagan-National

dom. 1/18

5:00 pm-12:45 am

2 stops43h 45m

Bangkok Suvarnabhumi

lun. 2/2

9:40 am-4:29 pm

2 stops42h 49m

$924

Washington, D.C.Bangkok

DCA - BKK

DCABKK

Washington, D.C. Reagan-National

dom. 1/18

7:43 pm-12:45 am

2 stops41h 02m

Bangkok Suvarnabhumi

dom. 3/8

12:55 am-9:10 am

2 stops43h 15m

$934

Washington, D.C.Bangkok

DCA - BKK

DCABKK

Washington, D.C. Reagan-National

mar. 4/7

11:30 am-4:35 am

2 stops30h 05m

Bangkok Suvarnabhumi

mié. 4/22

7:00 am-11:59 pm

2 stops27h 59m

$936

Washington, D.C.Bangkok

DCA - BKK

DCABKK

Washington, D.C. Reagan-National

jue. 1/15

10:30 am-11:25 am

3 stops36h 55m

Bangkok Suvarnabhumi

jue. 3/12

7:10 am-9:45 pm

2 stops25h 35m

$940

Washington, D.C.Phuket City

IAD - HKT

IADHKT

Washington, D.C. Dulles Intl

mar. 3/3

8:05 pm-12:55 pm

1 stop28h 50m

Phuket City

mié. 3/11

7:45 am-4:55 pm

2 stops44h 10m

$948

Washington, D.C.Phuket City

DCA - HKT

DCAHKT

Washington, D.C. Reagan-National

lun. 3/2

6:05 am-10:10 pm

2 stops28h 05m

Phuket City

mié. 3/11

11:40 pm-11:47 pm

2 stops35h 07m

$1,053

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 $963. 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 $1,025.

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

The cheapest day to depart on your flight to Thailand is on a Saturday when prices can be found for as low as $1,182. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Thailand is Friday, with ticket prices averaging around $1,353.

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

Flying to Thailand from Washington, D.C. in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $1,113 when looking at flights departing in the afternoon. In contrast, the most expensive time of day to depart to Thailand is in the morning when prices are around $1,342.

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 $1,166 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 $1,052 on momondo.

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

You could potentially save up to 14% 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 30m
Direct flights	None

The fastest flight from Washington, D.C. to Thailand takes 20h 30m

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 December 2025.
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
United Airlines	PriceFrom $216	Free Cancellation	Rating 7.4 9,092 reviews	Search United Airlines flights
Air China	PriceFrom $565	Free Cancellation	Rating 7.2 127 reviews	Search Air China flights
Air India	PriceFrom $702	Free Cancellation	Rating 5.5 2,947 reviews	Search Air India flights
Korean Air	PriceFrom $743	Free Cancellation	Rating 8.4 1,184 reviews	Search Korean Air flights
Etihad Airways	PriceFrom $797	Free Cancellation	Rating 7.4 1,330 reviews	Search Etihad Airways flights
Delta	PriceFrom $798	Free Cancellation	Rating 7.9 8,007 reviews	Search Delta flights
Qatar Airways	PriceFrom $839	Free Cancellation	Rating 7.4 3,676 reviews	Search Qatar Airways flights
Turkish Airlines	PriceFrom $874	Free Cancellation	Rating 7.3 4,088 reviews	Search Turkish Airlines flights
ANA	PriceFrom $895	Free Cancellation	Rating 8.4 1,020 reviews	Search ANA flights
JetBlue	PriceFrom $900	Free Cancellation	Rating 7.2 2,899 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.