Cheap Flights from Washington, D.C., DC to Bangkok, Thailand from $509 - Find Tickets & Airfare Deals at Cheapflights.com

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How to find the cheapest flight from
Washington, D.C. (WAS) to Bangkok (BKK)

All the information you need to plan the best WAS to BKK flight in 2022: compare Washington, D.C. to Bangkok flight prices with the expected peak season, weather and rainfall in Bangkok.

WAS - BKK Price	$665 - $1,356
BKK Temperature	78.8 - 86 °F
BKK Rainfall	0.4 - 12.6 inches

Popular in December High demand for flights, 41% potential price rise
Cheapest in September Best time to find cheap flights, 17% potential price drop
Round-trip from $665 From Washington, D.C. (WAS) to Bangkok
One-way from $509 One-way flight from Washington, D.C. (WAS) to Bangkok

Popular in

December

High demand for flights, 41% potential price rise

Cheapest in

September

Best time to find cheap flights, 17% potential price drop

Round-trip from

$665

From Washington, D.C. (WAS) to Bangkok

One-way from

$509

One-way flight from Washington, D.C. (WAS) to Bangkok

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.

What is the cheapest month to fly from Washington, D.C. to Bangkok?

Our data shows that September tends to be the cheapest month to fly to Bangkok from Washington, D.C.. Users have commonly found prices around $806 for the month, but tickets can be as low as $587. Due to multiple factors, prepare for potentially higher prices in December.

How far in advance should I book a flight from Washington, D.C. to Bangkok?

To save on the cost of your flight from Washington, D.C. to Bangkok, book at least 50 days before your planned departure. Booking around this time can save you about 9% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $832 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $852.

When is the cheapest time to fly from Washington, D.C. to Bangkok (WAS - BKK)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. to Bangkok as you normally would.

Cheap flights from Washington, D.C. to Bangkok in May, June 2022

The best prices found for WAS to BKK flights for May, June

23 Jun - 30 Jun

$949pp

DCA

Washington, D.C. Reagan-National

American Airlines

2 STOPS

BKK

Bangkok Suvarnabhumi

BKK

Bangkok Suvarnabhumi

American Airlines

2 STOPS

DCA

Washington, D.C. Reagan-National

21 Jun - 28 Jun

$954pp

DCA

Washington, D.C. Reagan-National

Japan Airlines

2 STOPS

BKK

Bangkok Suvarnabhumi

BKK

Bangkok Suvarnabhumi

Japan Airlines

2 STOPS

DCA

Washington, D.C. Reagan-National

24 May - 30 Jun

$1,029pp

DCA

Washington, D.C. Reagan-National

American Airlines

2 STOPS

BKK

Bangkok Suvarnabhumi

BKK

Bangkok Suvarnabhumi

American Airlines

2 STOPS

DCA

Washington, D.C. Reagan-National

Washington, D.C. to Bangkok 2022 flight deals

Cheap flights to Bangkok from Washington, D.C. found for this year

5 Sep - 19 Sep

$793pp

IAD

Washington, D.C. Dulles Intl

Turkish Airlines

1 STOP

BKK

Bangkok Suvarnabhumi

BKK

Bangkok Suvarnabhumi

Turkish Airlines

1 STOP

IAD

Washington, D.C. Dulles Intl

6 Dec - 31 Jan

$804pp

IAD

Washington, D.C. Dulles Intl

Multiple Airlines

3 STOPS

BKK

Bangkok Suvarnabhumi

BKK

Bangkok Suvarnabhumi

Singapore Airlines

3 STOPS

IAD

Washington, D.C. Dulles Intl

5 Sep - 26 Sep

$809pp

IAD

Washington, D.C. Dulles Intl

Turkish Airlines

1 STOP

BKK

Bangkok Suvarnabhumi

BKK

Bangkok Suvarnabhumi

Turkish Airlines

1 STOP

IAD

Washington, D.C. Dulles Intl

Last minute flights from Washington, D.C. to Bangkok

Late deals on round-trip flights to Bangkok from Washington, D.C., departing today and this week

24 May - 30 Jun

$1,029pp

DCA

Washington, D.C. Reagan-National

American Airlines

2 STOPS

BKK

Bangkok Suvarnabhumi

BKK

Bangkok Suvarnabhumi

American Airlines

2 STOPS

DCA

Washington, D.C. Reagan-National

22 May - 31 May

$1,164pp

IAD

Washington, D.C. Dulles Intl

Multiple Airlines

2 STOPS

BKK

Bangkok Suvarnabhumi

BKK

Bangkok Suvarnabhumi

Multiple Airlines

2 STOPS

IAD

Washington, D.C. Dulles Intl

23 May - 14 Jun

$1,189pp

DCA

Washington, D.C. Reagan-National

Japan Airlines

2 STOPS

BKK

Bangkok Suvarnabhumi

BKK

Bangkok Suvarnabhumi

Japan Airlines

2 STOPS

DCA

Washington, D.C. Reagan-National

One-way flights to Bangkok from Washington, D.C.

The cheapest one-way flights from Washington, D.C. to Bangkok

3:00 pm - 1:00 pm

SAUDIA

1 Stop

35h 00m

IAD - BKK

$509

Booking.com

6:55 pm - 11:25 am

Turkish Airlines

1 Stop

29h 30m

IAD - BKK

$552

Travel2Be

5:15 pm - 9:10 am

Etihad Airways

2 Stops

28h 55m

IAD - BKK

$610

ChatDeal

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Washington, D.C.</span> to <span class="emphasized">Bangkok</span> flights.

Flight FAQs

From Washington, D.C. to Bangkok

Which airlines flying from Washington, D.C. to Bangkok have flexible cancellations due to COVID-19?

Some of our airline partners flying from Washington, D.C. to Bangkok have new flexible policies in place due to COVID-19. Air China, Cathay Pacific, and Qatar Airways are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like Air China with this kind of flexibility.

Can I find flights from Washington, D.C. to Bangkok for under $800 on Cheapflights?

Yes, there are multiple flights from Washington, D.C. to Bangkok for under $800. The cheapest flight booked recently is on Turkish Airlines for just $793, but on average you can expect to pay $833.

Are there last-minute flights available from Washington, D.C. to Bangkok for under $1,100?

There are currently 20+ open flights from Washington, D.C. to Bangkok within the next 7 days for less than $1,100.

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

Flying on Turkish Airlines is currently your cheapest option to Bangkok, with prices starting at $793. Another option worth looking into is Singapore Airlines, starting at $819 round trip. Users have found that Turkish Airlines is 1% cheaper than the other options available to this destination.

What are the cheapest airlines to fly from Washington, D.C. to Bangkok one-way?

To fly one-way, consider booking your trip with SAUDIA, which is currently one of the cheapest options available, starting at $508. Turkish Airlines flights start at $542 while deals on Etihad Airways start at $547 one-way.

What are the most popular airlines that fly from Washington, D.C. to Bangkok?

Before booking your flight from Washington, D.C. to Bangkok check out the most popular airlines for this route: Major Airline, Endeavor Airlines or American Airlines.

What are the cheapest flights from Washington, D.C. to Bangkok?

Looking for the cheapest flight from Washington, D.C. to Bangkok? While on average our users pay $2,474, our data indicates the cheapest price to be $542. The most popular route (Washington, D.C. Dulles Intl - Bangkok Suvarnabhumi), is priced around $793.

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

The most popular flight routes from Washington, D.C. to Bangkok are Washington, D.C. Dulles Intl - Bangkok Suvarnabhumi, Washington, D.C. Reagan-National - Bangkok Suvarnabhumi and Baltimore/Washington - Bangkok Suvarnabhumi.

COVID Restrictions

View COVID Travel Restrictions for Bangkok, Thailand

Do I need a COVID test to fly to Bangkok from Washington, D.C.?

Information is based on travel restrictions from Washington, D.C. to Bangkok

Most visitors from Washington, D.C. need to provide a negative COVID-19 test result and/or quarantine to enter Bangkok.

COVID-19 testing requirements
Visitors from Washington, D.C. are not required to present a negative COVID-19 PCR test or antigen result upon entering Bangkok.

Quarantine requirements
Visitors from Washington, D.C. are not required to quarantine after entering Bangkok.

Documents
Thailand Pass - The Thailand Pass is a web-based system for Thai and foreign travelers to fill in their travel and health information and upload the related documents before travelling. This system is operational and will replace the COE system on 1 November, 2021. However, the COE will continue to be used for certain groups of travelers.

Do I need a test to fly back to Washington, D.C. from Bangkok?

Returning to Washington, D.C. from Bangkok

COVID-19 testing requirements
Visitors from Bangkok must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 1 day for RT-PCR (NAAT) and 1 day for Antigen (quick-test) before departing to Washington, D.C..

Quarantine requirements
Visitors from Bangkok are not required to quarantine after entering Washington, D.C..

Hide COVID Travel Restrictions for Bangkok, Thailand

Destination information for Bangkok

Things to know before you go - useful duration and weather info for your trip from Washington, D.C. to Bangkok.

$1 = ฿34.74

95.0 °F

8.6 ″

Airports servicing Washington, D.C.

Dulles Intl (IAD)

Reagan-National (DCA)

Airports servicing Bangkok

Bangkok Suvarnabhumi (BKK)

Bangkok Don Mueang Intl (DMK)

Airline	Cheapest	Average	Flexibility	On-time	COVID-19 safety
Juneyao Airlines	$9	$15	No cancel fee	66%	We couldn't confirm the COVID-19 safety measures taken by Juneyao Airlines. Please check directly on their website for additional information.
JetBlue	$499	$659	No cancel fee	62%
Etihad Airways	$654	$714	No cancel fee	75%
Turkish Airlines	$726	$830	No cancel fee	77%
Qatar Airways	$746	$1,180	No cancel fee	68%
American Airlines	$747	$967	No cancel fee	71%
Emirates	$769	$833	No cancel fee	75%
KLM	$777	$808	No cancel fee	75%
Singapore Airlines	$789	$830	No cancel fee	81%
Japan Airlines	$803	$910	No cancel fee	79%	We couldn't confirm the COVID-19 safety measures taken by Japan Airlines. Please check directly on their website for additional information.