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Cheap flights from Thailand to Washington, D.C. from ฿16,441

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 25/8. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — WAS
20 Jul — 27 Jul1
1 adult

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 15 July 2025.

Round-trip from

฿28,407

One-way from

฿16,441

Popular in

August

Cheapest in

January

Average price

฿38,557
27/8-3/9
  • 27/8-3/9
  • 5 total stops
  • 63h 09m total
  • Thailand to Washington, D.C.
25/8
  • 25/8
  • 2 total stops
  • 42h 34m total
  • Thailand to Washington, D.C.
Highest demand for flights based on searches. 14% potential increase in price (฿216,509 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (฿60,040 potential savings vs. average return price).
Average for round-trip flights in July 2025

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 15 July 2025.

Wed 27/813:30BKK - BWI
2 stops28h 24mMultiple Airlines
Wed 3/914:30BWI - BKK
3 stops34h 45mMultiple Airlines
Deal found 12/7฿28,407
Thu 28/822:05BKK - DCA
2 stops29h 06mJapan Airlines
Thu 4/909:59DCA - BKK
2 stops26h 01mJapan Airlines
Deal found 14/7฿31,682
Fri 3/1015:25BKK - IAD
1 stop35h 20mซาอุเดียแอร์ไลน์
Sat 18/1018:50IAD - BKK
1 stop42h 20mซาอุเดียแอร์ไลน์
Deal found 13/7฿31,909
Wed 27/813:30BKK - DCA
2 stops42h 29mMultiple Airlines
Wed 3/908:35DCA - BKK
2 stops27h 50mMultiple Airlines
Deal found 13/7฿32,266
Wed 27/809:35BKK - IAD
1 stop41h 10mUnited Airlines
Wed 3/908:20IAD - BKK
2 stops33h 15mUnited Airlines
Deal found 13/7฿33,434
Fri 17/1007:00BKK - DCA
2 stops25h 51mUnited Airlines
Tue 21/1015:30DCA - BKK
2 stops26h 05mUnited Airlines
Deal found 13/7฿33,725
Wed 27/809:50BKK - IAD
1 stop36h 25mKorean Air
Wed 3/913:15IAD - BKK
1 stop24h 50mKorean Air
Deal found 13/7฿34,277
Tue 18/1122:50BKK - IAD
2 stops24h 59mANA
Sat 29/1111:05IAD - BKK
1 stop30h 05mANA
Deal found 13/7฿34,569
Wed 17/1211:50CNX - IAD
2 stops30h 05mEVA Air
Sun 18/118:55IAD - CNX
2 stops27h 40mEVA Air
Deal found 14/7฿35,541
Sat 6/923:15CNX - IAD
2 stops35h 06mเดลต้า
Sun 14/909:50IAD - CNX
2 stops25h 05mเดลต้า
Deal found 13/7฿35,639
Wed 3/909:50BKK - DCA
2 stops23h 11mเดลต้า
Thu 11/909:40DCA - BKK
2 stops26h 45mเดลต้า
Deal found 13/7฿35,639
Wed 3/923:15CNX - DCA
2 stops32h 32mเดลต้า
Tue 16/906:00DCA - CNX
2 stops28h 55mเดลต้า
Deal found 13/7฿35,639

Cheapflights Fare Finder

Customise 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 17,341 searches. Data last updated 15 July 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

BangkokBaltimore

BKK - BWI

BKKBWI

Bangkok Suvarnabhumi

Wed 27/8

13:30-06:54

2 stops28h 24m

Baltimore/Washington

Wed 3/9

14:30-12:15

3 stops34h 45m

฿28,407

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Thu 28/8

22:05-16:11

2 stops29h 06m

Washington, D.C. Reagan-National

Thu 4/9

09:59-23:00

2 stops26h 01m

฿31,682

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Fri 3/10

15:25-15:45

1 stop35h 20m

Washington, D.C. Dulles Intl

Sat 18/10

18:50-00:10

1 stop42h 20m

฿31,909

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Wed 27/8

13:30-20:59

2 stops42h 29m

Washington, D.C. Reagan-National

Wed 3/9

08:35-23:25

2 stops27h 50m

฿32,266

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Wed 27/8

09:35-15:45

1 stop41h 10m

Washington, D.C. Dulles Intl

Wed 3/9

08:20-04:35

2 stops33h 15m

฿33,434

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Fri 17/10

07:00-21:51

2 stops25h 51m

Washington, D.C. Reagan-National

Tue 21/10

15:30-04:35

2 stops26h 05m

฿33,725

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Wed 27/8

09:50-11:15

1 stop36h 25m

Washington, D.C. Dulles Intl

Wed 3/9

13:15-01:05

1 stop24h 50m

฿34,277

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Tue 18/11

22:50-11:49

2 stops24h 59m

Washington, D.C. Dulles Intl

Sat 29/11

11:05-05:10

1 stop30h 05m

฿34,569

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

Wed 17/12

11:50-05:55

2 stops30h 05m

Washington, D.C. Dulles Intl

Sun 18/1

18:55-10:35

2 stops27h 40m

฿35,541

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

Sat 6/9

23:15-17:34

2 stops29h 19m

Washington, D.C. Dulles Intl

Sat 13/9

07:35-21:55

2 stops27h 20m

฿35,639

Flights are sorted by cheapest return flights first.

Deals found on 14/7

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 return 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 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 15 July 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Thailand to Washington, D.C. as you normally would.

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 15 July 2025.
Get a feel of what it's like to fly with EVA Air, Korean Air, andANA from Thailand to Washington, D.C. by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.4

Boarding

8.4

Crew

8.6

Comfort

8.3

Food

8.1

Entertainment

8.0

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

Overall

8.4

Boarding

8.4

Crew

8.6

Comfort

8.3

Food

8.1

Entertainment

8.0

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

Overall

8.4

Boarding

8.4

Crew

8.6

Comfort

8.3

Food

8.1

Entertainment

8.0

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
8.4
Very Good

Overall

8.4

Boarding

8.4

Crew

8.6

Comfort

8.3

Food

8.1

Entertainment

8.0

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

Overall

8.4

Boarding

8.4

Crew

8.6

Comfort

8.3

Food

8.1

Entertainment

8.0

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

Overall

8.4

Boarding

8.4

Crew

8.6

Comfort

8.3

Food

8.1

Entertainment

8.0

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?

    The cheapest airline one-way is Korean Air, with whom users have recently found tickets for as low as ฿20,949. However, be on the lookout for offers from China Airlines and เดลต้า, as they are both options that can get you from Thailand to Washington, D.C. for a low price.

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

  • 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 holiday 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Thailand to Washington, D.C.

See prices for flight routes from nearby airports that may be better suited for you.

Top 6 airlines flying from Thailand to Washington, D.C.

Discover the top 6 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 17,341 searches. Data last updated 15 July 2025.
AirlineCheapestAverageFlexibilityOn-time
ซาอุเดียแอร์ไลน์Cheapest฿28,570Average฿31,374FlexibilityNo cancel feeOn-time86%
Search ซาอุเดียแอร์ไลน์ flights
United AirlinesCheapest฿31,473Average฿33,669FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Korean AirCheapest฿33,906Average฿39,660FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
ANACheapest฿34,259Average฿39,883FlexibilityNo cancel feeOn-time80%
Search ANA flights
Qatar AirwaysCheapest฿40,154Average฿45,835FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
EmiratesCheapest฿42,381Average฿47,960FlexibilityNo cancel feeOn-time75%
Search Emirates flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Thailand to Washington, D.C.?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Thailand to Washington, D.C.. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Thailand to Washington, D.C.?

Cheapflights simply makes it quick and affordable to book flights from Thailand to Washington, D.C. by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Thailand to Washington, D.C. with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Thailand to Washington, D.C., users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Thailand to Washington, D.C. become cheaper?

Yes! Start tracking prices for Thailand to Washington, D.C. flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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