฿12,470 Cheap Flights from Washington (DCA) to Bangkok (BKK)

View ฿12,470 flight on Tue, 3 Feb 2026Opens in a new window

Popular airlines from Ronald Reagan National Airport (DCA) to Suvarnabhumi International Airport (BKK)

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Cheap Flights from Washington (DCA) to Bangkok (BKK)

Prices were available within the past 7 days and start at ฿12,470 for one-way flights and ฿38,380 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Thu, 8 Jan - Thu, 22 Jan
DCA
Washington
BKK
Bangkok
฿38,380 Return, found 20 hours ago
฿38,380
Return
found 20 hours ago
Select Alaska Airlines flight, departing Thu, 8 Jan from Washington to Bangkok, returning Thu, 22 Jan, priced at ฿38,380 found 20 hours ago
United
Thu, 8 Jan - Thu, 22 Jan
DCA
Washington
BKK
Bangkok
฿38,660 Return, found 20 hours ago
฿38,660
Return
found 20 hours ago
Select United flight, departing Thu, 8 Jan from Washington to Bangkok, returning Thu, 22 Jan, priced at ฿38,660 found 20 hours ago
Alaska Airlines
Thu, 8 Jan - Thu, 22 Jan
DCA
Washington
BKK
Bangkok
฿38,695 Return, found 20 hours ago
฿38,695
Return
found 20 hours ago
Select Alaska Airlines flight, departing Thu, 8 Jan from Washington to Bangkok, returning Thu, 22 Jan, priced at ฿38,695 found 20 hours ago
United
Mon, 5 Jan - Mon, 19 Jan
DCA
Washington
BKK
Bangkok
฿38,780 Return, found 3 days ago
฿38,780
Return
found 3 days ago
Select United flight, departing Mon, 5 Jan from Washington to Bangkok, returning Mon, 19 Jan, priced at ฿38,780 found 3 days ago
JetBlue Airways
Sun, 18 Jan - Mon, 2 Feb
DCA
Washington
BKK
Bangkok
฿38,905 Return, found 21 hours ago
฿38,905
Return
found 21 hours ago
Select JetBlue Airways flight, departing Sun, 18 Jan from Washington to Bangkok, returning Mon, 2 Feb, priced at ฿38,905 found 21 hours ago
United
Mon, 5 Jan - Mon, 19 Jan
DCA
Washington
BKK
Bangkok
฿38,940 Return, found 3 days ago
฿38,940
Return
found 3 days ago
Select United flight, departing Mon, 5 Jan from Washington to Bangkok, returning Mon, 19 Jan, priced at ฿38,940 found 3 days ago
United
Mon, 5 Jan - Mon, 19 Jan
DCA
Washington
BKK
Bangkok
฿39,715 Return, found 3 days ago
฿39,715
Return
found 3 days ago
Select United flight, departing Mon, 5 Jan from Washington to Bangkok, returning Mon, 19 Jan, priced at ฿39,715 found 3 days ago
Cathay Pacific
Sun, 1 Feb - Tue, 17 Feb
DCA
Washington
BKK
Bangkok
฿39,980 Return, found 3 days ago
฿39,980
Return
found 3 days ago
Select Cathay Pacific flight, departing Sun, 1 Feb from Washington to Bangkok, returning Tue, 17 Feb, priced at ฿39,980 found 3 days ago
United
Tue, 6 Jan - Tue, 20 Jan
DCA
Washington
BKK
Bangkok
฿41,375 Return, found 2 days ago
฿41,375
Return
found 2 days ago
Select United flight, departing Tue, 6 Jan from Washington to Bangkok, returning Tue, 20 Jan, priced at ฿41,375 found 2 days ago
Delta
Sun, 18 Jan - Mon, 2 Feb
DCA
Washington
BKK
Bangkok
฿41,400 Return, found 21 hours ago
฿41,400
Return
found 21 hours ago
Select Delta flight, departing Sun, 18 Jan from Washington to Bangkok, returning Mon, 2 Feb, priced at ฿41,400 found 21 hours ago

Find the cheapest month to fly from Washington (DCA) to Bangkok (BKK)

September is typically the cheapest month to fly

From ฿26,034 - ฿42,436 per traveller.

Alternative airports near Bangkok

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Suvarnabhumi Intl. BKK. Cheapest option available. Average driving time to city centre is 23 minutes. Flights from ฿55,690
BKK
Suvarnabhumi Intl.
Cheapest
Average driving time to city centre23 min
Flights from ฿55,690
Flight from Washington to Bangkok route information
Origin airport
Ronald Reagan Washington National
Destination airport
Suvarnabhumi Intl.
Airlines serving
Air Canada, All Nippon Airways, American Airlines, Cathay Pacific, Delta, Finnair, Japan Airlines, KLM, Korean Air, United
Return price
฿38,380
Distance
14085 km

Perfect flights from Washington to Bangkok

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Washington to Bangkok. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Ronald Reagan Washington National to Suvarnabhumi Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿12,470 and roundtrip prices from ฿38,380. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Suvarnabhumi Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Bangkok.

Frequently asked questions

How much is a flight from DCA to BKK?
If you're travelling from DCA to Suvarnabhumi Airport, round-trip journeys start from ฿38,380. This price is based on fares quoted within the last 7 days on Expedia for flights departing within the next year, so don't let a good deal pass you by. Book today and save yourself money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Ronald Reagan Washington National Airport (DCA) to BKK?
Every air carrier has its own terms and conditions. If you do decide to cancel, follow the instructions on our Customer Service Portal.
How do I find cheap flights from DCA to BKK that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for DCA to BKK flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Ronald Reagan Washington National Airport (DCA) to BKK?
With a flight distance of 14,200 kilometres between Ronald Reagan Washington National Airport (DCA) and Bangkok Airport, this is a long journey. Remember to drink lots of water and move your legs every now and then.
Which airlines fly direct from National Airport to Suvarnabhumi Intl. Airport (BKK)?
There are no direct flights, so you'll need to make at least one stop between DCA and BKK. Make the most of the layover time to stretch your legs and grab a bite to eat.
Are DCA to Bangkok Airport flight tickets cheaper when they're purchased at the last minute?
It is possible to get great last-minute deals from Ronald Reagan Washington National Airport (DCA) to BKK, but it can also be hit-or-miss. As many airlines advertise prices up to 12 months in advance, it's worth keeping an eye on fares early and being ready to pounce when you spot a good bargain. Expedia compares carrier prices and updates flight deals often, so you can be sure you're always getting the latest offers.
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