Cheap flights from Washington (WAS) to Bangkok (BKK)

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How to find the cheapest flight from
Washington (WAS) to Bangkok (BKK)

All the information you need to plan the best WAS to BKK flight in 2021: compare Washington to Bangkok flight prices with the expected peak season, weather and rainfall in Bangkok.
WAS - TH1
Price
$665 - $1,356
TH1
Temperature
78.8 - 86 °F
TH1
Precipitation
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 (WAS) to Bangkok

One-way from

$487

One-way flight from Washington (WAS) to Bangkok

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
How far in advance should I book a flight from Washington to Bangkok?

To save on the cost of your flight from Washington 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.

What is the cheapest month to fly from Washington to Bangkok?

September can be a great time to fly to Bangkok from Washington with a flight ticket averaging about $806. Cheapflights users have found deals in the month of September for as cheap as $587. The most expensive prices can be found in the month of December.

When is the cheapest time to fly from Washington to Bangkok (WAS - TH1)?

When flying from Washington to Bangkok, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap flights from Washington to Bangkok in October, November 2021

The best prices found for WAS to BKK flights for October, November
1 Nov - 14 Nov
$658pp
IAD
Washington Dulles Intl
Etihad Airways
 
1 STOP
BKK
Bangkok Suvarnabhumi
BKK
Bangkok Suvarnabhumi
Etihad Airways
   
2 STOPS
IAD
Washington Dulles Intl
25 Oct - 30 Nov
$668pp
IAD
Washington Dulles Intl
Etihad Airways
 
1 STOP
BKK
Bangkok Suvarnabhumi
BKK
Bangkok Suvarnabhumi
Etihad Airways
   
2 STOPS
IAD
Washington Dulles Intl
9 Nov - 6 Apr
$669pp
IAD
Washington Dulles Intl
Etihad Airways
   
2 STOPS
BKK
Bangkok Suvarnabhumi
BKK
Bangkok Suvarnabhumi
Etihad Airways
 
1 STOP
IAD
Washington Dulles Intl

Washington to Bangkok 2021 flight deals

Cheap flights to Bangkok from Washington found for this year
1 Nov - 14 Nov
$658pp
IAD
Washington Dulles Intl
Etihad Airways
 
1 STOP
BKK
Bangkok Suvarnabhumi
BKK
Bangkok Suvarnabhumi
Etihad Airways
   
2 STOPS
IAD
Washington Dulles Intl
25 Oct - 30 Nov
$668pp
IAD
Washington Dulles Intl
Etihad Airways
 
1 STOP
BKK
Bangkok Suvarnabhumi
BKK
Bangkok Suvarnabhumi
Etihad Airways
   
2 STOPS
IAD
Washington Dulles Intl
9 Nov - 6 Apr
$669pp
IAD
Washington Dulles Intl
Etihad Airways
   
2 STOPS
BKK
Bangkok Suvarnabhumi
BKK
Bangkok Suvarnabhumi
Etihad Airways
 
1 STOP
IAD
Washington Dulles Intl

Last minute flights from Washington to Bangkok

Late deals on round-trip flights to Bangkok from Washington, departing today and this week
31 Oct - 17 Nov
$699pp
IAD
Washington Dulles Intl
Etihad Airways
   
2 STOPS
BKK
Bangkok Suvarnabhumi
BKK
Bangkok Suvarnabhumi
Etihad Airways
 
1 STOP
IAD
Washington Dulles Intl
26 Oct - 11 Nov
$700pp
IAD
Washington Dulles Intl
Etihad Airways
   
2 STOPS
BKK
Bangkok Suvarnabhumi
BKK
Bangkok Suvarnabhumi
Etihad Airways
   
2 STOPS
IAD
Washington Dulles Intl
27 Oct - 10 Nov
$719pp
IAD
Washington Dulles Intl
Turkish Airlines
 
1 STOP
BKK
Bangkok Suvarnabhumi
BKK
Bangkok Suvarnabhumi
Turkish Airlines
 
1 STOP
IAD
Washington Dulles Intl

One-way flights to Bangkok from Washington

The cheapest one-way flights from Washington to Bangkok
1:41 pm - 2:25 am
Multiple Airlines
3 Stops
48h 44m
BWI - BKK
Multiple Airlines
$487
Kiwi.com
5:15 pm - 8:10 am
Etihad Airways
2 Stops
28h 55m
IAD - BKK
Etihad Airways
$512
KAYAK
7:35 pm - 11:00 am
Turkish Airlines
1 Stop
28h 25m
IAD - BKK
Turkish Airlines
$514
Flyus

Related info for your journey

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

Flight FAQs

From Washington to Bangkok

Which airlines flying from Washington to Bangkok have flexible cancellations due to COVID-19?

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

What safety measures are being taken by airlines flying from Washington to Bangkok to control the spread of COVID-19?

Airlines globally have implemented additional safety measures to accommodate you. Etihad Airways is one of them. Airline carriers are regularly disinfecting and sanitizing their aircraft. Masks are provided and are mandatory while on board. Pre-flight testing for symptoms and antibodies, alongside socially distanced seating (for a limited time) will work towards keeping travelers safer while flying from Washington to Bangkok. Policies will vary by airline.

Can I find flights from Washington to Bangkok for under $700 on Cheapflights?

Yes, there are multiple flights from Washington to Bangkok for under $700. The cheapest flight booked recently is on Etihad Airways for just $658, but on average you can expect to pay $689.

Are there last-minute flights available from Washington to Bangkok for under $700?

There are currently 20+ open flights from Washington to Bangkok within the next 7 days for less than $700.

What are the cheapest airlines flying from Washington to Bangkok round-trip?

Currently priced at $658, Etihad Airways will fly you from Washington to Bangkok and back. In addition to Etihad Airways, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Turkish Airlines for as low as $718. Etihad Airways is 18% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from Washington to Bangkok one-way?

To fly one-way, consider booking your trip with Turkish Airlines, which is currently one of the cheapest options available, starting at $450. Etihad Airways flights start at $464 while deals on Singapore Airlines start at $468 one-way.

What are the most popular routes from Washington to Bangkok?

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

What are the most popular airlines that fly from Washington to Bangkok?

Before booking your flight from Washington 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 to Bangkok?

Looking for the cheapest flight from Washington to Bangkok? While on average our users pay $1,531, our data indicates the cheapest price to be $472. The most popular route (Washington Dulles Intl - Bangkok Suvarnabhumi), is priced around $668.

COVID Restrictions

View COVID Travel Restrictions for Bangkok, Thailand

Do I need a COVID test to fly to Bangkok from Washington?

Information is based on travel restrictions from Washington to Bangkok

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

COVID-19 testing requirements
Visitors from Washington must present a negative RT-PCR (NAAT) test taken 72 hours before departing to Bangkok.

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

Do I need a test to fly back to Washington from Bangkok?

Returning to Washington from Bangkok

COVID-19 testing requirements
Visitors from Bangkok must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Washington.

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

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 to Bangkok.
Today's exchange rate
$1 = ฿33.35
Average temperature for October in Bangkok
91.4 °F
Avg rainfall for October in Bangkok
10.9 ″

Airports servicing Washington

Reagan-National (DCA)

Airports servicing Bangkok

Bangkok Suvarnabhumi (BKK)
Bangkok Don Mueang Intl (DMK)

Top 10 airlines flying from Washington to Bangkok

The chart below displays the airlines Cheapflights users traveling from Washington to Bangkok choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
United Airlines
$468 $761 No cancel fee 69%
JetBlue
$499 $659 No cancel fee 62%
Air China
$528 $739 No cancel fee 67%
ANA
$585 $867 No cancel fee 80%
Korean Air
$600 $908 No cancel fee 81%
Qatar Airways
$612 $879 No cancel fee 68%
Delta
$612 $953 No cancel fee N/A
Thai Airways
$613 $1,478 No cancel fee 77%
Cathay Pacific
$653 $1,141 No cancel fee 72%
Etihad Airways
$680 $955 No cancel fee 75%
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