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Washington, D.C.

$487+ Cheap flights from Thailand to Washington, D.C. (WAS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — WAS
Jul 5 — Jul 121
Sat 7/5
Sat 7/12
1 adult, Economy
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Cheap flight deals from Thailand to Washington, D.C.

Keep the following information in mind while searching for Thailand to Washington, D.C. flight deals. Data was last updated June 30, 2025.

Round-trip from

$976
(EaseMyTrip)

One-way from

$487
(Kiwi.com)

Popular in

August

Cheapest in

January

Average price

$1,185
From Thailand to Washington, D.C. (WAS)
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One-way flight from Thailand to Washington, D.C. (WAS)
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Highest demand for flights based on searches. 7% potential increase in price ($102 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($39 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Thailand to Washington, D.C.

Cheapest flights from Thailand to Washington, D.C.
Explore the most affordable flight options available from Thailand to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.

This EaseMyTrip deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EaseMyTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1910:05 pmBKK - DCA
2 stops29h 06mJapan Airlines
Wed 8/279:59 amDCA - BKK
2 stops26h 01mJapan Airlines
Deal found 6/28$976
This FlightHub deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/33:25 pmBKK - IAD
1 stop35h 20mSAUDIA
Sat 10/186:50 pmIAD - BKK
1 stop42h 20mSAUDIA
Deal found 6/28$990
This United Airlines deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/19:35 amBKK - IAD
1 stop41h 10mUnited Airlines
Wed 8/208:20 amIAD - BKK
2 stops33h 15mUnited Airlines
Deal found 6/29$1,031
This United Airlines deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/299:35 amBKK - DCA
2 stops66h 15mUnited Airlines
Sun 7/610:30 amDCA - BKK
2 stops31h 05mUnited Airlines
Deal found 6/28$1,035
This EaseMyTrip deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EaseMyTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/299:35 pmBKK - IAD
1 stop29h 10mANA
Sun 7/68:30 amIAD - BKK
2 stops33h 05mANA
Deal found 6/28$1,062
This ANA deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ANA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/37:00 amBKK - IAD
2 stops23h 23mMultiple Airlines
Sat 10/181:20 pmIAD - BKK
2 stops28h 15mMultiple Airlines
Deal found 6/29$1,076
This Mytrip deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/139:50 amBKK - BWI
2 stops32h 04mMultiple Airlines
Wed 8/205:45 amBWI - BKK
2 stops30h 40mMultiple Airlines
Deal found 6/29$1,095
This Delta deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/79:50 amBKK - DCA
2 stops23h 11mDelta
Tue 7/229:39 amDCA - BKK
2 stops25h 06mDelta
Deal found 6/28$1,096
This Delta deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/32:35 amBKK - IAD
2 stops31h 44mDelta
Fri 7/117:45 amIAD - BKK
2 stops27h 00mDelta
Deal found 6/28$1,096
This Air Canada deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/188:15 amBKK - DCA
2 stops38h 11mAir Canada
Sat 11/296:00 amDCA - BKK
2 stops36h 30mAir Canada
Deal found 6/28$1,124
This Air Canada deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/188:15 amBKK - IAD
2 stops39h 08mAir Canada
Sat 11/299:55 amIAD - BKK
2 stops32h 35mAir Canada
Deal found 6/28$1,124
This Lufthansa deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1811:30 pmBKK - IAD
1 stop28h 05mLufthansa
Sat 11/2911:10 pmIAD - BKK
1 stop27h 40mLufthansa
Deal found 6/28$1,133

Cheapflights Fare Finder

Customize your flight search to find flights from Thailand to Washington, D.C. that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 30, 2025.
Use the filters below to find and compare flights from Thailand to Washington, D.C. that are best for you.

Fly from

Thailand

Fly to

Washington, D.C.

Route

Depart

Return

Price

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Tue 8/19

10:05 pm-4:11 pm

2 stops29h 06m

Washington, D.C. Reagan-National

Wed 8/27

9:59 am-11:00 pm

2 stops26h 01m

$976

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Fri 10/3

3:25 pm-3:45 pm

1 stop35h 20m

Washington, D.C. Dulles Intl

Sat 10/18

6:50 pm-12:10 am

1 stop42h 20m

$990

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Fri 7/11

9:35 am-2:14 pm

2 stops39h 39m

Washington, D.C. Dulles Intl

Fri 7/25

8:30 am-4:35 am

2 stops33h 05m

$1,035

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Fri 10/10

9:35 am-9:03 pm

2 stops46h 28m

Washington, D.C. Reagan-National

Tue 10/14

5:59 pm-4:35 am

2 stops47h 36m

$1,036

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Fri 10/3

1:55 pm-10:05 am

1 stop31h 10m

Washington, D.C. Dulles Intl

Sat 10/18

1:20 pm-4:35 am

2 stops28h 15m

$1,063

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Fri 10/3

7:00 am-7:23 pm

2 stops23h 23m

Washington, D.C. Dulles Intl

Sat 10/18

1:20 pm-4:35 am

2 stops28h 15m

$1,076

BangkokBaltimore

BKK - BWI

BKKBWI

Bangkok Suvarnabhumi

Wed 8/13

9:50 am-6:54 am

2 stops32h 04m

Baltimore/Washington

Wed 8/20

5:45 am-11:25 pm

2 stops30h 40m

$1,095

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Fri 12/5

1:00 am-11:17 pm

2 stops34h 17m

Washington, D.C. Dulles Intl

Thu 1/1

6:07 am-12:45 am

2 stops30h 38m

$1,096

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Thu 7/10

2:40 am-4:25 pm

2 stops48h 45m

Washington, D.C. Dulles Intl

Fri 7/25

8:19 pm-9:45 am

2 stops26h 26m

$1,097

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Tue 11/18

8:15 am-10:26 am

2 stops38h 11m

Washington, D.C. Reagan-National

Sat 11/29

6:00 am-6:30 am

2 stops36h 30m

$1,124

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/28

Showing 1-10 of 60 results
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Best time to book a flight from Thailand to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Thailand with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Thailand to Washington, D.C.

What is the cheapest month to book a flight from Thailand to Washington, D.C.?

Currently, August is the cheapest month in which you can book a flight from Thailand to Washington, D.C. (average of $309). Flying from Thailand to Washington, D.C. in July is currently the most expensive (average of $345). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from TH to WAS?

Find hourly flight availability from Thailand to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 30, 2025.

When flying from Thailand to Washington, D.C., the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington, D.C.. Reviews last updated June 30, 2025.
Read through reviews of airlines operating flights from Thailand to Washington, D.C., such as EVA Air, ANA, and Korean Air. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,210 reviews

Overall

8.4

Entertainment

8.0

Comfort

8.3

Food

8.1

Crew

8.6

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
EVA Air
8.4
Very good
1,210 reviews
EVA Air
8.4
Very good
1,210 reviews

Overall

8.4

Entertainment

8.0

Comfort

8.3

Food

8.1

Crew

8.6

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
ANA
8.4
Very good
892 reviews
EVA Air
8.4
Very good
1,210 reviews

Overall

8.4

Entertainment

8.0

Comfort

8.3

Food

8.1

Crew

8.6

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Korean Air
8.4
Very good
1,101 reviews
EVA Air
8.4
Very good
1,210 reviews

Overall

8.4

Entertainment

8.0

Comfort

8.3

Food

8.1

Crew

8.6

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Japan Airlines
8.3
Very good
1,504 reviews
EVA Air
8.4
Very good
1,210 reviews

Overall

8.4

Entertainment

8.0

Comfort

8.3

Food

8.1

Crew

8.6

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
China Airlines
8.3
Very good
745 reviews
EVA Air
8.4
Very good
1,210 reviews

Overall

8.4

Entertainment

8.0

Comfort

8.3

Food

8.1

Crew

8.6

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Related info for your journey

Find useful and relevant information for your journey from Thailand to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Thailand to Washington, D.C. one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $662. Qatar Airways flights start at $680 while deals on China Airlines start at $681 one-way.

  • What are the most popular routes from Thailand to Washington, D.C.?

    The most popular flight routes from Thailand to Washington, D.C. are Bangkok Suvarnabhumi - Washington, D.C. Dulles Intl, Bangkok Suvarnabhumi - Baltimore/Washington and Bangkok Suvarnabhumi - Washington, D.C. Reagan-National.

  • Can I find deals for flights from Thailand to Washington, D.C. that include hotel bookings?

    Yes. In addition to deals on Thailand to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Thailand to Washington, D.C.?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Thailand to Washington, D.C..

  • Can I find deals for business class flights from Thailand to Washington, D.C.?

    Yes. Cheapflights offers flight deals from Thailand to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Thailand to Washington, D.C.?

    Currently, August is the cheapest month in which you can book a flight from Thailand to Washington, D.C. (average of $309). Flying from Thailand to Washington, D.C. in July is currently the most expensive (average of $345). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Thailand?

Book flights to Thailand if you plan to visit one of these locations
Arlington
Woodbridge
Alexandria
Tysons
Silver Spring
Fredericksburg
Linthicum Heights
Gaithersburg
Fairfax
Easton
Towson
Waldorf
Laurel
Falls Church
Rockville
Springfield
National Harbor
Manassas
Dundalk
Bowie

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Alternative routes for Thailand to Washington, D.C.

See prices for flight routes from nearby airports that may be better suited for you.
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Suvarnabhumi to Reagan-National flights
Busan to Dulles Intl flights
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Capital to Reagan-National flights
Dhaka to Reagan-National flights
Narita to Reagan-National flights
Ho Chi Minh City to Dulles Intl flights
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Ahmedabad to Reagan-National flights
Kathmandu to Reagan-National flights
Kolkata to Dulles Intl flights
Hong Kong to Dulles Intl flights

Top 8 airlines flying from Thailand to Washington, D.C.

Discover the top 8 airlines that operate flights from Thailand to Washington, D.C.. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$854Average$1,302FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$983Average$1,144FlexibilityNo cancel feeOn-time69%
ANACheapest$1,003Average$1,294FlexibilityNo cancel feeOn-time80%
Korean AirCheapest$1,043Average$1,167FlexibilityNo cancel feeOn-time81%
Qatar AirwaysCheapest$1,160Average$1,373FlexibilityNo cancel feeOn-time68%
Turkish AirlinesCheapest$1,287Average$1,448FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$1,364Average$1,499FlexibilityNo cancel feeOn-time71%
EmiratesCheapest$1,371Average$1,523FlexibilityNo cancel feeOn-time75%

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