Cheap Flights from Bangkok (BKK) to Washington (IAD) from HK$4,155~

View HK$4,155 flight on Thu, 25 Dec 2025Opens in a new window

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

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Find Cheap Flights from Bangkok (BKK) to Washington (IAD)

Prices were available within the past 7 days and start at HK$4,155 for one-way flights and HK$8,978 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Philippine Airlines
Sun, 7 Dec - Tue, 6 Jan
BKK
Bangkok
IAD
Washington
HK$8,978 Return, found 5 days ago
HK$8,978
Return
found 5 days ago
Select Philippine Airlines flight, departing Sun, 7 Dec from Bangkok to Washington, returning Tue, 6 Jan, priced at HK$8,978 found 5 days ago
Qatar Airways
Sun, 7 Dec - Tue, 6 Jan
BKK
Bangkok
IAD
Washington
HK$9,256 Return, found 5 days ago
HK$9,256
Return
found 5 days ago
Select Qatar Airways flight, departing Sun, 7 Dec from Bangkok to Washington, returning Tue, 6 Jan, priced at HK$9,256 found 5 days ago
Qatar Airways
Sun, 7 Dec - Tue, 6 Jan
BKK
Bangkok
IAD
Washington
HK$9,342 Return, found 5 days ago
HK$9,342
Return
found 5 days ago
Select Qatar Airways flight, departing Sun, 7 Dec from Bangkok to Washington, returning Tue, 6 Jan, priced at HK$9,342 found 5 days ago
Philippine Airlines
Sun, 7 Dec - Tue, 6 Jan
BKK
Bangkok
IAD
Washington
HK$9,509 Return, found 5 days ago
HK$9,509
Return
found 5 days ago
Select Philippine Airlines flight, departing Sun, 7 Dec from Bangkok to Washington, returning Tue, 6 Jan, priced at HK$9,509 found 5 days ago
Qatar Airways
Sun, 7 Dec - Tue, 6 Jan
BKK
Bangkok
IAD
Washington
HK$9,516 Return, found 5 days ago
HK$9,516
Return
found 5 days ago
Select Qatar Airways flight, departing Sun, 7 Dec from Bangkok to Washington, returning Tue, 6 Jan, priced at HK$9,516 found 5 days ago
United
Sun, 7 Dec - Tue, 6 Jan
BKK
Bangkok
IAD
Washington
HK$10,573 Return, found 5 days ago
HK$10,573
Return
found 5 days ago
Select United flight, departing Sun, 7 Dec from Bangkok to Washington, returning Tue, 6 Jan, priced at HK$10,573 found 5 days ago
STARLUX Airlines
Fri, 5 Dec - Mon, 15 Dec
BKK
Bangkok
IAD
Washington
HK$10,759 Return, found 5 days ago
HK$10,759
Return
found 5 days ago
Select STARLUX Airlines flight, departing Fri, 5 Dec from Bangkok to Washington, returning Mon, 15 Dec, priced at HK$10,759 found 5 days ago
Delta
Sun, 7 Dec - Tue, 6 Jan
BKK
Bangkok
IAD
Washington
HK$10,798 Return, found 5 days ago
HK$10,798
Return
found 5 days ago
Select Delta flight, departing Sun, 7 Dec from Bangkok to Washington, returning Tue, 6 Jan, priced at HK$10,798 found 5 days ago
Etihad Airways
Sun, 7 Dec - Tue, 6 Jan
BKK
Bangkok
IAD
Washington
HK$11,828 Return, found 5 days ago
HK$11,828
Return
found 5 days ago
Select Etihad Airways flight, departing Sun, 7 Dec from Bangkok to Washington, returning Tue, 6 Jan, priced at HK$11,828 found 5 days ago
Korean Air
Sun, 7 Dec - Tue, 6 Jan
BKK
Bangkok
IAD
Washington
HK$11,993 Return, found 5 days ago
HK$11,993
Return
found 5 days ago
Select Korean Air flight, departing Sun, 7 Dec from Bangkok to Washington, returning Tue, 6 Jan, priced at HK$11,993 found 5 days ago

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

May is typically the cheapest month to fly

From HK$6,454 - HK$10,401 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 HK$8,978. 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 canceled 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 kilometers 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

Origin airport
Suvarnabhumi Intl.
Destination airport
Washington Dulles Intl.
Return price
HK$8,978
Distance
14075 km

Book with confidence

Flights from Bangkok to Chantilly

Book cheap flights from Bangkok (BKK) to Chantilly (IAD) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from Bangkok (BKK) to Chantilly (IAD) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be 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 (BKK) to Chantilly (IAD) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Chantilly flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Chantilly and things to do in Chantilly for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Chantilly more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Chantilly is HK$4,155 now!

 

Flights from Bangkok to Chantilly

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