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. Dulles Intl Airport 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 14 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. Dulles Intl to Thailand?

Etihad Airways, Delta, and Qatar Airways are the most popular carriers operating from Washington, D.C. Dulles Intl to Thailand

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

As of July 2026, there are 14 operators available to choose from for flights from Washington, D.C. Dulles Intl Airport to Thailand.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Thailand.

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

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

$478 Cheap Flights from Washington, D.C. Dulles Intl Airport to Thailand in 2026

Discover deals from 900+ travel sites with momondo.

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

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:10 pm - 11:55 pm

IAD

BKK

21h 45m

1 stop

9:00 pm - 9:45 am

BKK

IAD

23h 45m

1 stop

$924Etihad Airways

Sat, Sep 5 - Fri, Sep 11

9:45 pm - 9:40 am

IAD

BKK

24h 55m

1 stop

6:40 am - 7:50 pm

BKK

IAD

24h 10m

1 stop

$925Turkish Airlines

Mon, Aug 24 - Mon, Sep 7

3:10 pm - 6:10 pm

IAD

BKK

40h 00m

1 stop

9:00 pm - 9:45 am

BKK

IAD

23h 45m

1 stop

$926Etihad Airways

Thu, Sep 3 - Sat, Sep 12

8:05 pm - 12:15 pm

IAD

BKK

28h 10m

1 stop

3:00 am - 3:55 pm

BKK

IAD

24h 55m

1 stop

$930Qatar Airways

Tue, Nov 3 - Wed, Nov 11

9:00 pm - 1:25 pm

IAD

BKK

29h 25m

1 stop

8:15 am - 4:55 pm

BKK

IAD

43h 40m

1 stop

$931Qatar Airways

Sun, Oct 11 - Wed, Oct 28

10:55 am - 11:25 am

IAD

DMK

37h 30m

1 stop

11:50 pm - 8:40 am

DMK

IAD

43h 50m

1 stop

$1,169Emirates

Tue, Sep 1 - Wed, Sep 30

10:55 am - 11:25 am

IAD

DMK

37h 30m

1 stop

11:50 pm - 8:40 am

DMK

IAD

43h 50m

1 stop

$1,170Emirates

Tue, Sep 1 - Wed, Sep 30

1:15 am - 11:15 am

IAD

CNX

47h 00m

2 stops

11:35 am - 10:00 pm

CNX

IAD

21h 25m

1 stop

$1,215EVA Air

Wed, Sep 23 - Wed, Oct 14

1:15 am - 10:25 am

IAD

CNX

22h 10m

1 stop

11:55 am - 10:00 pm

CNX

IAD

45h 05m

2 stops

$1,216EVA Air

Mon, Sep 21 - Tue, Oct 13

1:20 pm - 8:45 am

IAD

KBV

32h 25m

2 stops

9:25 am - 11:35 am

KBV

IAD

37h 10m

2 stops

$1,249Turkish Airlines

Mon, Sep 7 - Thu, Sep 10

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Etihad Airways flights from Washington, D.C. Dulles Intl Airport to Thailand

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

Etihad Airways

Sep 5

IAD3:10 pmWashington, D.C. Dulles Intl

21h 45m

1 stop

BKK11:55 pmBangkok Suvarnabhumi

Sep 11

BKK9:00 pmBangkok Suvarnabhumi

23h 45m

1 stop

IAD9:45 amWashington, D.C. Dulles Intl

$924

Etihad Airways

Sep 3

IAD3:10 pmWashington, D.C. Dulles Intl

40h 00m

1 stop

BKK6:10 pmBangkok Suvarnabhumi

Sep 12

BKK9:00 pmBangkok Suvarnabhumi

23h 45m

1 stop

IAD9:45 amWashington, D.C. Dulles Intl

$926

Etihad Airways

Sep 2

IAD3:10 pmWashington, D.C. Dulles Intl

28h 35m

1 stop

BKK6:45 amBangkok Suvarnabhumi

Sep 13

BKK9:00 pmBangkok Suvarnabhumi

23h 45m

1 stop

IAD9:45 amWashington, D.C. Dulles Intl

$928

Air Canada flights from Washington, D.C. Dulles Intl Airport to Thailand

Our best Air Canada deals on Washington, D.C. Dulles Intl Airport to Thailand flight tickets

Air Canada

Aug 17

IAD9:55 amWashington, D.C. Dulles Intl

26h 40m

2 stops

BKK11:35 pmBangkok Suvarnabhumi

Aug 31

BKK7:45 amBangkok Suvarnabhumi

38h 28m

2 stops

IAD11:13 amWashington, D.C. Dulles Intl

$969

Air Canada

Aug 17

IAD3:45 pmWashington, D.C. Dulles Intl

45h 10m

2 stops

BKK11:55 pmBangkok Suvarnabhumi

Aug 31

BKK7:45 amBangkok Suvarnabhumi

42h 16m

2 stops

IAD3:01 pmWashington, D.C. Dulles Intl

$978

Air Canada

Aug 17

IAD8:15 amWashington, D.C. Dulles Intl

33h 50m

2 stops

BKK5:05 amBangkok Suvarnabhumi

Aug 31

BKK7:45 amBangkok Suvarnabhumi

38h 28m

2 stops

IAD11:13 amWashington, D.C. Dulles Intl

$982

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Thailand that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Sat 9/5

3:10 pm-11:55 pm

1 stop21h 45m

Bangkok Suvarnabhumi

Fri 9/11

9:00 pm-9:45 am

1 stop23h 45m

$924

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Mon 8/24

9:45 pm-9:40 am

1 stop24h 55m

Bangkok Suvarnabhumi

Mon 9/7

6:40 am-7:50 pm

1 stop24h 10m

$925

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Thu 9/3

3:10 pm-6:10 pm

1 stop40h 00m

Bangkok Suvarnabhumi

Sat 9/12

9:00 pm-9:45 am

1 stop23h 45m

$926

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Tue 11/3

8:05 pm-12:15 pm

1 stop28h 10m

Bangkok Suvarnabhumi

Wed 11/11

3:00 am-3:55 pm

1 stop24h 55m

$930

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Sun 10/11

9:00 pm-1:25 pm

1 stop29h 25m

Bangkok Suvarnabhumi

Wed 10/28

8:15 am-4:55 pm

1 stop43h 40m

$931

Washington, D.C.Bangkok

IAD - DMK

IADDMK

Washington, D.C. Dulles Intl

Tue 9/1

10:55 am-11:25 am

1 stop37h 30m

Bangkok Don Mueang Intl

Wed 9/30

11:50 pm-8:40 am

1 stop43h 50m

$1,169

Washington, D.C.Bangkok

IAD - DMK

IADDMK

Washington, D.C. Dulles Intl

Tue 9/1

10:55 am-11:25 am

1 stop37h 30m

Bangkok Don Mueang Intl

Wed 9/30

11:50 pm-8:40 am

1 stop43h 50m

$1,170

Washington, D.C.Chiang Mai

IAD - CNX

IADCNX

Washington, D.C. Dulles Intl

Wed 9/23

1:15 am-11:15 am

2 stops47h 00m

Chiang Mai

Wed 10/14

11:35 am-10:00 pm

1 stop21h 25m

$1,215

Washington, D.C.Chiang Mai

IAD - CNX

IADCNX

Washington, D.C. Dulles Intl

Mon 9/21

1:15 am-10:25 am

1 stop22h 10m

Chiang Mai

Tue 10/13

11:55 am-10:00 pm

2 stops45h 05m

$1,216

Washington, D.C.Krabi

IAD - KBV

IADKBV

Washington, D.C. Dulles Intl

Mon 9/7

1:20 pm-8:45 am

2 stops32h 25m

Krabi

Thu 9/10

9:25 am-11:35 am

2 stops37h 10m

$1,249

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. Dulles Intl Airport 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

What is the cheapest month to fly to Thailand?

The month of October is, on average, the cheapest month to fly to Thailand from Washington, D.C. Dulles Intl Airport, with most prices found around $651. If you are unable to visit Thailand during the month of October, then departing from Washington, D.C. Dulles Intl Airport during the month September is also very affordable. Most momondo users find prices during this month for around $665.

How far in advance should I book a flight from Washington, D.C. Dulles Intl Airport to Thailand?

You are more likely to see cheaper flights to Thailand from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Thailand for around $1,086 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. Dulles Intl Airport for as low as $950 on momondo.

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

You could potentially save up to 3% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to Thailand flight.

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

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

Fastest flight time	20h 05m
Direct flights	None

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

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

Search flight deals

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

When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Thailand?
Prices for flights from Washington, D.C. Dulles Intl Airport to Thailand are updated daily.
How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Thailand?
As of July 2026, there are 14 operators available to choose from for flights from Washington, D.C. Dulles Intl Airport to Thailand.
How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Thailand?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Thailand.
What documentation or ID do you need to fly to Thailand?
The required travel and health documents for your Thailand 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 Thailand. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Washington, D.C. Dulles Intl Airport to Thailand

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

Airline	Rating	Free Cancellation	Price
Air China	PriceFrom $732	Free Cancellation	Rating 7.4 156 reviews	Search Air China flights
Korean Air	PriceFrom $741	Free Cancellation	Rating 8.4 1,221 reviews	Search Korean Air flights
AIR PREMIA	PriceFrom $784	Free Cancellation	Rating 8.2 100 reviews	Search AIR PREMIA flights
Etihad Airways	PriceFrom $786	Free Cancellation	Rating 7.3 1,479 reviews	Search Etihad Airways flights
Delta	PriceFrom $798	Free Cancellation	Rating 7.8 8,472 reviews	Search Delta flights
Qatar Airways	PriceFrom $816	Free Cancellation	Rating 7.3 3,743 reviews	Search Qatar Airways flights
Turkish Airlines	PriceFrom $833	Free Cancellation	Rating 7.4 4,448 reviews	Search Turkish Airlines flights
Alaska Airlines	PriceFrom $878	Free Cancellation	Rating 7.9 12,663 reviews	Search Alaska Airlines flights
ANA	PriceFrom $897	Free Cancellation	Rating 8.3 1,271 reviews	Search ANA flights
JetBlue	PriceFrom $900	Free Cancellation	Rating 7.1 3,012 reviews	Search JetBlue flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Thailand from Washington, D.C..

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

Yes. momondo enables you to select and highlight flights to Thailand from Washington, D.C. with this policy.

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

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 Thailand from Washington, D.C..

I’m not ready to book a flight from Washington, D.C. to Thailand right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Washington, D.C. to Thailand flights. All you need is a valid email address and we will do the rest; it is that quick and easy.