S$731 Cheap Flights from Bangkok to Washington

View S$731 flight on Sun, 2 Nov, 2025Opens in a new window

Popular airlines from Suvarnabhumi Intl. Airport (BKK) to Washington Dulles Intl. Airport (IAD)

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Cheap Flights from Bangkok to Washington (BKK-IAD)

Prices were available within the past 7 days and start at S$731 for one-way flights and S$1,415 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Philippine Airlines
Sun, 2 Nov - Sun, 9 Nov
BKK
Bangkok
IAD
Washington
S$1,415 Return, found 4 days ago
S$1,415
Return
found 4 days ago
Select Philippine Airlines flight, departing Sun, 2 Nov from Bangkok to Washington, returning Sun, 9 Nov, priced at S$1,415 found 4 days ago
Philippine Airlines
Sun, 2 Nov - Sun, 9 Nov
BKK
Bangkok
IAD
Washington
S$1,420 Return, found 4 days ago
S$1,420
Return
found 4 days ago
Select Philippine Airlines flight, departing Sun, 2 Nov from Bangkok to Washington, returning Sun, 9 Nov, priced at S$1,420 found 4 days ago
Philippine Airlines
Sun, 2 Nov - Sun, 9 Nov
BKK
Bangkok
IAD
Washington
S$1,457 Return, found 4 days ago
S$1,457
Return
found 4 days ago
Select Philippine Airlines flight, departing Sun, 2 Nov from Bangkok to Washington, returning Sun, 9 Nov, priced at S$1,457 found 4 days ago
Philippine Airlines
Sun, 2 Nov - Sun, 9 Nov
BKK
Bangkok
IAD
Washington
S$1,464 Return, found 4 days ago
S$1,464
Return
found 4 days ago
Select Philippine Airlines flight, departing Sun, 2 Nov from Bangkok to Washington, returning Sun, 9 Nov, priced at S$1,464 found 4 days ago
Air China
Mon, 30 Mar - Wed, 15 Apr
BKK
Bangkok
IAD
Washington
S$1,480 Return, found 4 days ago
S$1,480
Return
found 4 days ago
Select Air China flight, departing Mon, 30 Mar from Bangkok to Washington, returning Wed, 15 Apr, priced at S$1,480 found 4 days ago
China Airlines
Mon, 30 Mar - Wed, 15 Apr
BKK
Bangkok
IAD
Washington
S$1,480 Return, found 4 days ago
S$1,480
Return
found 4 days ago
Select China Airlines flight, departing Mon, 30 Mar from Bangkok to Washington, returning Wed, 15 Apr, priced at S$1,480 found 4 days ago
Qatar Airways
Mon, 30 Mar - Wed, 15 Apr
BKK
Bangkok
IAD
Washington
S$1,566 Return, found 4 days ago
S$1,566
Return
found 4 days ago
Select Qatar Airways flight, departing Mon, 30 Mar from Bangkok to Washington, returning Wed, 15 Apr, priced at S$1,566 found 4 days ago
United
Sun, 2 Nov - Sun, 9 Nov
BKK
Bangkok
IAD
Washington
S$1,712 Return, found 4 days ago
S$1,712
Return
found 4 days ago
Select United flight, departing Sun, 2 Nov from Bangkok to Washington, returning Sun, 9 Nov, priced at S$1,712 found 4 days ago
Swiss International Air Lines
Thu, 13 Nov - Sat, 29 Nov
BKK
Bangkok
IAD
Washington
S$1,779 Return, found 1 day ago
S$1,779
Return
found 1 day ago
Select Swiss International Air Lines flight, departing Thu, 13 Nov from Bangkok to Washington, returning Sat, 29 Nov, priced at S$1,779 found 1 day ago
Turkish Airlines
Mon, 30 Mar - Wed, 15 Apr
BKK
Bangkok
IAD
Washington
S$1,838 Return, found 4 days ago
S$1,838
Return
found 4 days ago
Select Turkish Airlines flight, departing Mon, 30 Mar from Bangkok to Washington, returning Wed, 15 Apr, priced at S$1,838 found 4 days ago

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

May is typically the cheapest month to fly

From S$1,070 - S$1,725 per traveller.

Frequently asked questions

How much is a flight from Suvarnabhumi Airport to IAD?
Based on fares advertised within the last 7 days on Expedia for flights departing within the next year, round-trip journeys between Suvarnabhumi Airport and Dulles Intl. Airport start from S$1,415. Book now to secure the best price for your trip. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from BKK to Dulles Intl. Airport?
Most flights can be cancelled online, but each air carrier has different terms and conditions. If you do have to cancel your flight, go to our Customer Service Portal and follow the instructions.
How do I find cheap flights from Suvarnabhumi Airport to Washington Dulles Intl. Airport (IAD) 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 BKK to IAD flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Suvarnabhumi Intl. Airport (BKK) to Dulles Intl. Airport?
With around 14,200 kilometres separating Bangkok Airport and Dulles Intl. Airport, your flight will be a long one. Pack wisely and make your journey more comfortable. Things like a sleep mask and a quality neck pillow should be in your carry-on bag.
Which airlines fly direct from Bangkok Airport to Washington Dulles Intl. Airport (IAD)?
If you want to fly straight from Bangkok Airport to IAD, you'll need to book a flight with at least one stop. Unfortunately, there aren't any airlines that fly directly on this route.
Are Bangkok Airport to Washington Dulles Intl. Airport (IAD) flight tickets cheaper when they're purchased at the last minute?
Flight prices go up and down like a yo-yo, so not always. While last-minute deals between Suvarnabhumi Airport and Dulles Intl. Airport are possible, it also makes sense to keep an eye on prices well before you fly. In fact, some air carriers announce their prices up to 12 months prior to the departure date. Expedia is constantly updating the biggest airfare bargains around, so check back often and be ready to lock in your seat when the price is low.

Travel information

Travel information

Origin airport
Suvarnabhumi Intl.
Destination airport
Washington Dulles Intl.
Return price
S$1,414
Distance
14075 km

Book with confidence

Book with confidence

Flights from Bangkok to Chantilly

There are several airlines that operate frequent flights from Bangkok (BKK) to Washington D.C. (IAD) including

The earliest flight leaves Suvarnabhumi Intl. Airport at 00:05 and arrives at Washington Dulles Intl. Airport at 07:15. The last flight of the day departs Bangkok at 23:55 and arrives at Washington D.C. at 20:00.

The flight distance from Bangkok to Washington D.C. is about 15510 km, the shortest flight is 19 hours 20 minutes with United Airlines."

Expedia lets you search across the largest number of airlines and Chantilly flights, which means that you’ll be able to find a great flight deal at the perfect travel date and time. Our simple-to-use booking engine makes looking for terrific bargains easy and hassle-free; just enter your travel dates and departure city, and let Expedia do the rest! Adjust your travel dates and explore connecting flights to find an even better deal on your Bangkok Chantilly flight!

Browse through dozens of options and rest assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Bangkok to Chantilly trip. There’s simply no substitute for great prices suited to your travel needs and backed by excellent customer support.

Combine your Chantilly flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from Bangkok to Chantilly with Expedia. Use us as your stop travel destination and have the confidence that you’re getting a bargain!

Flights from Bangkok to Chantilly

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