$434+ Cheap flights from Bangkok 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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Bangkok 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.Cheapflights Tip: The best prices from Bangkok to Washington, D.C. are usually found in November or July, booked 78 days in advance, depart on a Sunday or Wednesday and return on a Saturday
Cheap flight deals from Bangkok to Washington, D.C.
Discover tips and strategies to find the most affordable flight options for your journey from Bangkok (TH1) 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 April 24, 2025.
Round-trip from | $998 (SAUDIA) |
|---|---|
One-way from | $434 (Kiwi.com) |
Popular in | August |
Cheapest in | November |
Average price | $1,197 |
Find flight deals from Bangkok to Washington, D.C.
Cheapest flights from Bangkok to Washington, D.C.Explore the most affordable flight options available from Bangkok to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.
Explore the most affordable flight options available from Bangkok to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.
This SAUDIA deal was found by Cheapflights users on 4/23. 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 SAUDIA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Gurufare deal was found by Cheapflights users on 4/24. 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.
This Booking.com deal was found by Cheapflights users on 4/23. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Delta deal was found by Cheapflights users on 4/23. 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.
This Korean Air deal was found by Cheapflights users on 4/23. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This China Airlines deal was found by Cheapflights users on 4/23. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Delta deal was found by Cheapflights users on 4/23. 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.
This United Airlines deal was found by Cheapflights users on 4/23. 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.
This SWISS deal was found by Cheapflights users on 4/24. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This United Airlines deal was found by Cheapflights users on 4/23. 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.
This Qatar Airways deal was found by Cheapflights users on 4/23. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This oojo deal was found by Cheapflights users on 4/23. 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.
Cheapflights Fare Finder
Customize your flight search to find flights from Bangkok 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 April 24, 2025.
Use the filters below to find and compare flights from Bangkok to Washington, D.C. that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
BangkokWashington, D.C.
BKK - IAD
BKKIAD
Bangkok Suvarnabhumi
Tue 6/3
3:25 pm-3:45 pm
1 stop83h 20m
Washington, D.C. Dulles Intl
Thu 6/12
6:50 pm-1:45 pm
1 stop103h 55m
BangkokWashington, D.C.
BKK - DCA
BKKDCA
Bangkok Suvarnabhumi
Sat 5/24
10:05 pm-8:52 pm
2 stops33h 47m
Washington, D.C. Reagan-National
Sat 5/31
6:35 am-3:10 pm
2 stops45h 35m
BangkokWashington, D.C.
BKK - IAD
BKKIAD
Bangkok Suvarnabhumi
Wed 9/3
7:00 am-8:55 pm
2 stops24h 55m
Washington, D.C. Dulles Intl
Mon 11/17
11:05 am-5:10 am
1 stop30h 05m
BangkokWashington, D.C.
BKK - IAD
BKKIAD
Bangkok Suvarnabhumi
Tue 9/2
2:35 am-11:29 pm
2 stops31h 54m
Washington, D.C. Dulles Intl
Mon 11/17
6:00 am-11:20 pm
2 stops29h 20m
BangkokWashington, D.C.
BKK - IAD
BKKIAD
Bangkok Suvarnabhumi
Wed 9/3
9:50 am-10:55 am
1 stop36h 05m
Washington, D.C. Dulles Intl
Mon 11/17
11:50 am-9:30 pm
1 stop45h 40m
BangkokWashington, D.C.
BKK - IAD
BKKIAD
Bangkok Suvarnabhumi
Tue 5/6
1:20 pm-4:00 pm
2 stops37h 40m
Washington, D.C. Dulles Intl
Wed 7/9
7:59 pm-12:10 pm
2 stops29h 11m
BangkokWashington, D.C.
BKK - IAD
BKKIAD
Bangkok Suvarnabhumi
Sat 10/11
9:35 am-12:32 am
2 stops49h 57m
Washington, D.C. Dulles Intl
Sat 10/25
8:25 am-5:10 am
2 stops57h 45m
BangkokWashington, D.C.
BKK - IAD
BKKIAD
Bangkok Suvarnabhumi
Sat 5/24
12:50 pm-3:25 pm
1 stop37h 35m
Washington, D.C. Dulles Intl
Sat 5/31
8:45 pm-9:45 am
1 stop26h 00m
BangkokWashington, D.C.
BKK - DCA
BKKDCA
Bangkok Suvarnabhumi
Sat 10/11
9:35 am-9:31 pm
2 stops46h 56m
Washington, D.C. Reagan-National
Sat 10/25
2:00 pm-5:10 am
2 stops52h 10m
BangkokWashington, D.C.
BKK - IAD
BKKIAD
Bangkok Suvarnabhumi
Tue 5/27
2:30 am-3:40 pm
1 stop24h 10m
Washington, D.C. Dulles Intl
Sun 6/1
9:00 pm-6:15 am
1 stop22h 15m
Best time to book a flight from Bangkok to Washington, D.C.
Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Bangkok with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Bangkok to Washington, D.C.
How far ahead should I book a flight from Bangkok to Washington, D.C.?
Use this chart to determine the optimal time to book a round-trip flight from Bangkok to Washington, D.C.. Price data was last updated on April 18, 2025.
The best time to book flights from Bangkok to Washington, D.C. is 76 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Bangkok to Washington, D.C.?
Currently, August is the cheapest month in which you can book a flight from Bangkok to Washington, D.C. (average of $309). Flying from Bangkok to Washington, D.C. in June is currently the most expensive (average of $383). 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 Bangkok 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 April 24, 2025.
It’s typically best to fly out from Bangkok to Washington, D.C. in the morning. Doing so could potentially save you 9% on the flight price compared to flying in the afternoon, which is usually more expensive.
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 April 24, 2025.
Get a feel of what it's like to fly with EVA Air, Korean Air and Japan Airlines from Bangkok to Washington, D.C. by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
Food
Boarding
Crew
Overall
Entertainment
Reviews
Gary,Apr 2025
DPS - TPE
Comfort
Food
Boarding
Crew
Overall
Entertainment
Reviews
Gary,Apr 2025
DPS - TPE
Comfort
Food
Boarding
Crew
Overall
Entertainment
Reviews
Gary,Apr 2025
DPS - TPE
Comfort
Food
Boarding
Crew
Overall
Entertainment
Reviews
Gary,Apr 2025
DPS - TPE
Comfort
Food
Boarding
Crew
Overall
Entertainment
Reviews
Gary,Apr 2025
DPS - TPE
Comfort
Food
Boarding
Crew
Overall
Entertainment
Reviews
Gary,Apr 2025
DPS - TPE
Related info for your journey
Find useful and relevant information for your journey from Bangkok 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.
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Alternative routes for Bangkok to Washington, D.C.
See prices for flight routes from nearby airports that may be better suited for you.
Top 7 airlines flying from Bangkok to Washington, D.C.
Discover the top 7 airlines that operate flights from Bangkok 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 April 24, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$925 | Average$1,256 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$936 | Average$1,087 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$1,043 | Average$1,220 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$1,217 | Average$1,405 | FlexibilityNo cancel fee | On-time68% | |
| Cheapest$1,287 | Average$1,448 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$1,349 | Average$1,511 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$1,351 | Average$1,401 | FlexibilityNo cancel fee | On-time71% |