Washington, D.C.

$583+ 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 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — WAS
Dec 27 — Jan 31
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Cheap flight deals from Thailand to Washington, D.C.

Discover tips and strategies to find the most affordable flight options for your journey from Thailand (TH0) to Washington, D.C. (WAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 22, 2024.

Round-trip from

$1,045
(United Airlines)

One-way from

$583
(Air China)
From Thailand to Washington, D.C. (WAS)
One-way flight from Thailand to Washington, D.C. (WAS)

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 December 22, 2024.

This Delta deal was found by Cheapflights users on 12/21. 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.
Sat 12/219:30 pmBKK - IAD
2 stops26h 20mDelta
Sat 12/286:00 amIAD - BKK
2 stops30h 45mDelta
Deal found 12/21$1,413
This American Airlines deal was found by Cheapflights users on 12/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/217:35 pmBKK - IAD
1 stop24h 45mMultiple Airlines
Sat 12/288:05 pmIAD - BKK
1 stop34h 40mMultiple Airlines
Deal found 12/21$1,481
This Ovago deal was found by Cheapflights users on 12/21. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/297:45 pmCNX - IAD
2 stops54h 50mMultiple Airlines
Sun 1/55:30 pmIAD - CNX
2 stops32h 15mMultiple Airlines
Deal found 12/21$1,545
This Delta deal was found by Cheapflights users on 12/21. 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.
Sat 12/2812:15 amCNX - DCA
2 stops31h 53mDelta
Sun 1/59:00 amDCA - CNX
2 stops26h 05mDelta
Deal found 12/21$1,727
This Delta deal was found by Cheapflights users on 12/21. 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.
Sat 12/2812:15 amCNX - IAD
1 stop21h 35mDelta
Sun 1/56:00 amIAD - CNX
2 stops29h 05mDelta
Deal found 12/21$1,795
This Emirates deal was found by Cheapflights users on 12/20. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/313:10 amBKK - IAD
1 stop41h 00mEmirates
Thu 1/1610:30 amIAD - BKK
1 stop33h 05mEmirates
Deal found 12/20$1,875
This Ovago deal was found by Cheapflights users on 12/21. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2812:15 amCNX - IAD
1 stop21h 35mKorean Air
Sun 1/511:50 amIAD - CNX
1 stop23h 15mKorean Air
Deal found 12/21$1,965
This oojo deal was found by Cheapflights users on 12/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/312:00 amBKK - DCA
2 stops30h 51mQatar Airways
Thu 1/1610:45 amDCA - BKK
2 stops31h 55mQatar Airways
Deal found 12/20$2,537
This Justfly.com deal was found by Cheapflights users on 12/21. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2812:15 amCNX - BWI
2 stops28h 27mKorean Air
Sun 1/56:05 amBWI - CNX
2 stops29h 00mKorean Air
Deal found 12/21$2,545
This oojo deal was found by Cheapflights users on 12/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/312:00 amBKK - BWI
2 stops56h 07mQatar Airways
Thu 1/1611:51 amBWI - BKK
2 stops30h 04mQatar Airways
Deal found 12/20$2,594
This Delta deal was found by Cheapflights users on 12/21. 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.
Sun 12/293:20 pmCNX - BWI
2 stops32h 24mDelta
Sun 1/56:05 amBWI - CNX
2 stops29h 00mDelta
Deal found 12/21$2,669

Find flights from Thailand to Washington, D.C. within your budget

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 December 22, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Mon 2/3

7:10 am-10:09 pm

2 stops26h 59m

Washington, D.C. Dulles Intl

Fri 2/21

8:35 am-12:05 am

2 stops27h 30m

$1,045

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Mon 2/17

3:20 pm-2:45 pm

1 stop35h 25m

Washington, D.C. Dulles Intl

Mon 2/24

6:10 pm-11:35 pm

2 stops41h 25m

$1,065

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Thu 1/16

3:15 pm-9:10 am

1 stop29h 55m

Washington, D.C. Dulles Intl

Sun 2/2

1:15 pm-5:10 am

2 stops27h 55m

$1,121

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Tue 1/21

8:00 am-11:30 am

2 stops39h 30m

Washington, D.C. Dulles Intl

Tue 2/4

3:55 pm-6:15 am

2 stops50h 20m

$1,122

BangkokBaltimore

BKK - BWI

BKKBWI

Bangkok Suvarnabhumi

Wed 1/22

3:05 pm-8:14 pm

3 stops41h 09m

Baltimore/Washington

Wed 1/29

9:55 am-1:35 am

2 stops27h 40m

$1,130

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Mon 2/3

2:00 pm-2:35 pm

1 stop36h 35m

Washington, D.C. Dulles Intl

Tue 2/18

6:00 pm-3:30 pm

1 stop33h 30m

$1,131

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

Sun 5/11

11:35 am-7:43 am

2 stops31h 08m

Washington, D.C. Dulles Intl

Mon 8/4

5:00 pm-10:25 am

2 stops30h 25m

$1,136

Chiang MaiWashington, D.C.

CNX - IAD

CNXIAD

Chiang Mai

Wed 2/12

12:15 am-12:20 am

2 stops36h 05m

Washington, D.C. Dulles Intl

Fri 2/21

6:00 am-11:05 pm

2 stops29h 05m

$1,146

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Wed 2/5

1:00 am-11:36 pm

2 stops34h 36m

Washington, D.C. Dulles Intl

Tue 2/18

5:16 pm-12:45 am

2 stops43h 29m

$1,146

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Sun 4/6

9:20 pm-3:50 pm

2 stops29h 30m

Washington, D.C. Dulles Intl

Wed 4/30

10:20 pm-2:10 pm

1 stop28h 50m

$1,159

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/20

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.

Travel insights for flights from Thailand to Washington, D.C.

Get recent, data-driven insights about flights from Thailand to Washington, D.C. including ideal travel times, pricing trends, and more.

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 June is currently the most expensive (average of $389). 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 December 22, 2024.

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.

Rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. when rainfall is around 2.6 in.

Temperature in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C., use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 December 22, 2024.
Get a feel of what it's like to fly with United Airlines, Air Canada and Delta from Thailand to Washington, D.C. by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.4
Very good
1,025 reviews

Boarding

8.5

Comfort

8.3

Crew

8.7

Overall

8.4

Entertainment

8.2

Food

8.1

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

8.4
Very good
1,025 reviews
8.4
Very good
1,025 reviews

Boarding

8.5

Comfort

8.3

Crew

8.7

Overall

8.4

Entertainment

8.2

Food

8.1

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

8.4
Very good
844 reviews
8.4
Very good
1,025 reviews

Boarding

8.5

Comfort

8.3

Crew

8.7

Overall

8.4

Entertainment

8.2

Food

8.1

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

8.3
Very good
1,440 reviews
8.4
Very good
1,025 reviews

Boarding

8.5

Comfort

8.3

Crew

8.7

Overall

8.4

Entertainment

8.2

Food

8.1

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

8.3
Very good
754 reviews
8.4
Very good
1,025 reviews

Boarding

8.5

Comfort

8.3

Crew

8.7

Overall

8.4

Entertainment

8.2

Food

8.1

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

8.3
Very good
474 reviews
8.4
Very good
1,025 reviews

Boarding

8.5

Comfort

8.3

Crew

8.7

Overall

8.4

Entertainment

8.2

Food

8.1

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

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 Air China, which is currently one of the cheapest options available, starting at $583. IndiGo flights start at $597 while deals on Air Canada start at $646 one-way.

  • 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 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 June is currently the most expensive (average of $389). 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

Browse thousands of different options on Cheapflights for your next trip

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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.

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 December 22, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$854Average$1,284FlexibilityNo cancel feeOn-timeN/A
ANACheapest$919Average$1,239FlexibilityNo cancel feeOn-time80%
United AirlinesCheapest$937Average$1,093FlexibilityNo cancel feeOn-time69%
Japan AirlinesCheapest$1,020Average$1,223FlexibilityNo cancel feeOn-time79%
Korean AirCheapest$1,035Average$1,175FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$1,114Average$1,295FlexibilityNo cancel feeOn-time71%
Qatar AirwaysCheapest$1,217Average$1,406FlexibilityNo cancel feeOn-time68%
EmiratesCheapest$1,302Average$1,486FlexibilityNo cancel feeOn-time75%
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