HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Washington, D.C.

$462+ Cheap flights from Suvarnabhumi (BKK) 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 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — WAS
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Suvarnabhumi to Washington, D.C. with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find flight deals from Suvarnabhumi to Washington, D.C.

Cheapest flights from Suvarnabhumi to Washington, D.C.
Explore the most affordable flight options available from Suvarnabhumi to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.

This CheapOair deal was found by Cheapflights users on 11/1. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2010:50 amBKK - IAD
2 stops44h 30mIndiGo
Wed 1/141:30 pmIAD - BKK
2 stops43h 35mIndiGo
Deal found 11/1$908
This IEagle deal was found by Cheapflights users on 11/2. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/181:30 amBKK - IAD
1 stop29h 00mAir China
Fri 1/910:00 pmIAD - BKK
1 stop32h 05mAir China
Deal found 11/2$921
This Air China deal was found by Cheapflights users on 11/2. 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 China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/151:30 amBKK - IAD
1 stop29h 00mAir China
Fri 1/910:00 pmIAD - BKK
1 stop32h 05mAir China
Deal found 11/2$922
This FlightHub deal was found by Cheapflights users on 11/2. 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.
Thu 12/183:20 pmBKK - IAD
1 stop34h 45mSAUDIA
Sat 1/106:10 pmIAD - BKK
1 stop41h 20mSAUDIA
Deal found 11/2$923
This CheapOair deal was found by Cheapflights users on 11/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/1410:50 amBKK - IAD
2 stops44h 30mIndiGo
Sun 1/49:15 pmIAD - BKK
2 stops35h 50mIndiGo
Deal found 11/2$927
This Air China deal was found by Cheapflights users on 11/1. 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 China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/31:30 amBKK - IAD
1 stop29h 00mAir China
Tue 11/1810:00 pmIAD - BKK
1 stop32h 05mAir China
Deal found 11/1$940
This Priceline deal was found by Cheapflights users on 11/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/1410:50 amBKK - IAD
2 stops44h 30mMultiple Airlines
Sun 1/410:40 amIAD - BKK
1 stop20h 45mMultiple Airlines
Deal found 11/2$966
This CheapOair deal was found by Cheapflights users on 11/1. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2110:50 amBKK - IAD
2 stops44h 30mIndiGo
Thu 1/11:30 pmIAD - BKK
2 stops42h 20mIndiGo
Deal found 11/1$967
This CheapOair deal was found by Cheapflights users on 11/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1910:50 amBKK - IAD
2 stops44h 30mIndiGo
Fri 1/99:15 pmIAD - BKK
2 stops35h 50mIndiGo
Deal found 11/2$969
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Fri 12/197:10 amBKK - DCA
2 stops28h 39mUnited Airlines
Fri 1/92:00 pmDCA - BKK
3 stops33h 25mUnited Airlines
Deal found 11/2$1,047
This Air Canada deal was found by Cheapflights users on 11/2. 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 stops26h 20mAir Canada
Sat 11/296:00 amDCA - BKK
2 stops36h 30mAir Canada
Deal found 11/2$1,059
This Gurufare deal was found by Cheapflights users on 11/2. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/172:15 amBKK - DCA
2 stops30h 24mMultiple Airlines
Sat 1/109:59 amDCA - BKK
2 stops49h 41mMultiple Airlines
Deal found 11/2$1,089

Cheap flight deals from Suvarnabhumi to Washington, D.C.

Discover tips and strategies to find the most affordable flight options for your journey from Suvarnabhumi (BKK) 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 November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$908
(CheapOair)

One-way from

$462
(Kiwi.com)

Popular in

August

Cheapest in

July

Average price

$1,115
Provider with most accurate pricing for Bangkok Suvarnabhumi-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Bangkok Suvarnabhumi-Washington, D.C. (WAS) flights.
Search Deals
From Bangkok Suvarnabhumi to Washington, D.C. (WAS)
Search Deals
One-way flight from Bangkok Suvarnabhumi to Washington, D.C. (WAS)
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($55 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Suvarnabhumi 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 November 3, 2025.
Use the filters below to find and compare flights from Bangkok Suvarnabhumi Airport to Washington, D.C. that are best for you.

Fly from

Suvarnabhumi

Fly to

Washington, D.C.

Route

Depart

Return

Price

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Fri 12/19

7:10 am-11:49 pm

2 stops28h 39m

Washington, D.C. Reagan-National

Fri 1/9

2:00 pm-11:25 am

3 stops33h 25m

$1,047

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Thu 3/26

4:55 pm-11:44 am

3 stops29h 49m

Washington, D.C. Dulles Intl

Tue 5/12

5:35 pm-4:35 am

2 stops48h 00m

$1,056

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Wed 2/18

8:00 am-8:30 pm

2 stops24h 30m

Washington, D.C. Dulles Intl

Sun 2/22

9:45 am-6:30 am

2 stops32h 45m

$1,065

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Sun 2/15

2:15 am-5:55 am

2 stops39h 40m

Washington, D.C. Dulles Intl

Sun 3/22

7:00 am-10:45 am

2 stops40h 45m

$1,075

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Fri 3/27

5:15 pm-5:49 am

2 stops23h 34m

Washington, D.C. Dulles Intl

Tue 5/12

7:01 pm-10:25 am

2 stops28h 24m

$1,106

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Wed 3/4

12:55 am-9:50 am

1 stop20h 55m

Washington, D.C. Dulles Intl

Wed 4/15

1:15 pm-11:40 pm

1 stop23h 25m

$1,107

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Tue 12/16

8:15 am-3:31 pm

2 stops43h 16m

Washington, D.C. Reagan-National

Mon 1/12

11:05 am-10:30 pm

2 stops47h 25m

$1,109

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Sun 12/21

2:05 am-11:27 pm

2 stops33h 22m

Washington, D.C. Dulles Intl

Sun 1/11

6:00 am-12:55 am

2 stops30h 55m

$1,118

BangkokWashington, D.C.

BKK - DCA

BKKDCA

Bangkok Suvarnabhumi

Tue 3/10

12:55 am-4:32 pm

2 stops26h 37m

Washington, D.C. Reagan-National

Sun 3/15

10:00 am-12:45 am

2 stops27h 45m

$1,119

BangkokWashington, D.C.

BKK - IAD

BKKIAD

Bangkok Suvarnabhumi

Mon 2/16

9:40 am-9:50 am

1 stop36h 10m

Washington, D.C. Dulles Intl

Sun 3/22

12:50 pm-11:20 pm

1 stop23h 30m

$1,119

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 55 results
1
2
3
...
6

Compare providers for flights from Suvarnabhumi to Washington, D.C.

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Suvarnabhumi to Washington, D.C. in November.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Bangkok Suvarnabhumi Airport-Washington, D.C. flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Bangkok Suvarnabhumi Airport-Washington, D.C. flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Bangkok Suvarnabhumi Airport-Washington, D.C. flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Bangkok Suvarnabhumi Airport-Washington, D.C. flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Bangkok Suvarnabhumi Airport-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Suvarnabhumi to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Suvarnabhumi 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 Bangkok Suvarnabhumi Airport to Washington, D.C.

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

Currently, March is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to Washington, D.C. (average of $917). Flying from Bangkok Suvarnabhumi Airport to Washington, D.C. in December is currently the most expensive (average of $1,084). 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 BKK to WAS?

Find hourly flight availability from Suvarnabhumi 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 November 3, 2025.

It’s typically best to fly out from Bangkok Suvarnabhumi Airport to Washington, D.C. in the afternoon. Doing so could potentially save you 19% on the flight price compared to flying at noon, which is usually more expensive.

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 November 3, 2025.
Read reviews from past customers who have flown Korean Air, Qatar Airways, and United Airlines from Bangkok Suvarnabhumi Airport to Washington, D.C.. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,158 reviews

Entertainment

8.2

Overall

8.4

Food

8.1

Comfort

8.3

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Korean Air
8.4
Very good
1,158 reviews
Korean Air
8.4
Very good
1,158 reviews

Entertainment

8.2

Overall

8.4

Food

8.1

Comfort

8.3

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Qatar Airways
7.4
Good
3,659 reviews
Korean Air
8.4
Very good
1,158 reviews

Entertainment

8.2

Overall

8.4

Food

8.1

Comfort

8.3

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
United Airlines
7.4
Good
8,997 reviews
Korean Air
8.4
Very good
1,158 reviews

Entertainment

8.2

Overall

8.4

Food

8.1

Comfort

8.3

Crew

8.7

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Related info for your journey

Find useful and relevant information for your journey from Suvarnabhumi 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.

  • How long is the flight from Bangkok Suvarnabhumi Airport to Washington, D.C.?

    Airlines like United Airlines, Air Canada, and Korean Air fly from Bangkok Suvarnabhumi Airport to Washington, D.C. in about 20h 55m. The time it takes to get you to your destination can typically vary by up to 8h 54m. The distance from Bangkok Suvarnabhumi Airport to Washington, D.C. is about 8792 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Bangkok Suvarnabhumi Airport to Washington, D.C. round-trip?

    Flying on United Airlines is currently your cheapest option to Washington, D.C., with prices starting at $992. Additional round-trip tickets that might be worth considering are offered by ANA and Korean Air, with the lowest prices starting at $1,011 and $1,033, respectively. United Airlines is currently priced 15% below the average price you’ll pay for this route.

  • What are the most popular routes from Bangkok Suvarnabhumi Airport to Washington, D.C.?

    Most travelers choose Bangkok Suvarnabhumi - Washington, D.C. Dulles Intl, Bangkok Suvarnabhumi - Baltimore/Washington or Bangkok Suvarnabhumi - Washington, D.C. Reagan-National when deciding on the best route from Bangkok Suvarnabhumi Airport to Washington, D.C..

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

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

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

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

    Yes. Cheapflights offers flight deals from Suvarnabhumi 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 Bangkok Suvarnabhumi Airport to Washington, D.C.?

    Currently, March is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to Washington, D.C. (average of $917). Flying from Bangkok Suvarnabhumi Airport to Washington, D.C. in December is currently the most expensive (average of $1,084). 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 Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Springfield
Hanover
Silver Spring
Fairfax
Fredericksburg
Falls Church
Owings Mills
Linthicum Heights
Manassas
Largo
Oxon Hill
Laurel
Towson
National Harbor
Waldorf
Bowie

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 Suvarnabhumi to Washington, D.C.

See prices for flight routes from nearby airports that may be better suited for you.
Suvarnabhumi to Dulles Intl flights
Suvarnabhumi to Reagan-National flights

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

Discover the top 6 airlines that operate flights from Suvarnabhumi 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 November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$992Average$1,107FlexibilityNo cancel feeOn-time69%
ANACheapest$1,011Average$1,316FlexibilityNo cancel feeOn-time80%
Korean AirCheapest$1,033Average$1,169FlexibilityNo cancel feeOn-time81%
Qatar AirwaysCheapest$1,143Average$1,196FlexibilityNo cancel feeOn-time68%
EmiratesCheapest$1,371Average$1,545FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$1,401Average$1,520FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.