Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Washington, D.C. to Bangkok from $438

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Bangkok departing on 3/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Deals available from 900+ travel sites.

"This year, momondo is the #1 place for airfares on the internet."
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? to track prices.

Find the cheapest flights from Washington, D.C. to Bangkok

Cheap round-trip flights

These are some of the best round-trip flight deals from Washington, D.C. to Bangkok that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Washington, D.C. to Bangkok.

Cheap last minute flights

Planning a quick getaway from Washington, D.C. to Bangkok? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Bangkok, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Washington, D.C. to Bangkok

Find recent round-trip train or bus tickets from Washington, D.C. to Bangkok.

All round-trip flight deals to Bangkok

The cheapest plane tickets to Bangkok found on KAYAK recently.
10:00 am - 2:05 pmIAD-BKK
40h 05m1 stop
10:30 pm - 7:50 amBKK-IAD
44h 20m1 stop
$689Air India
Find Deal
Sat, Mar 1 - Wed, Mar 12
10:00 am - 2:05 pmIAD-BKK
40h 05m1 stop
8:25 am - 7:50 amBKK-IAD
34h 25m1 stop
$702Air India
Find Deal
Sat, Mar 1 - Thu, Mar 20
10:00 am - 9:30 pmIAD-BKK
23h 30m1 stop
10:30 pm - 7:15 amBKK-IAD
43h 45m1 stop
$714Air India
Find Deal
Fri, Feb 28 - Mon, Mar 31
11:00 am - 9:30 pmIAD-BKK
23h 30m1 stop
5:55 pm - 7:15 amBKK-IAD
24h 20m1 stop
$722Air India
Find Deal
Sat, Mar 15 - Sat, Mar 29
2:00 pm - 4:40 amIAD-BKK
26h 40m1 stop
10:00 am - 7:30 pmBKK-IAD
45h 30m1 stop
$954Turkish Airlines
Find Deal
Mon, Feb 3 - Mon, Feb 10
2:00 pm - 4:40 amIAD-BKK
26h 40m1 stop
10:00 am - 7:30 pmBKK-IAD
45h 30m1 stop
$979Turkish Airlines
Find Deal
Mon, Feb 3 - Mon, Feb 10
9:00 am - 11:15 amDCA-BKK
38h 15m2 stops
7:15 pm - 8:59 pmBKK-DCA
36h 44m2 stops
$1,107Cathay Pacific
Find Deal
Tue, Mar 4 - Tue, Mar 11
5:15 pm - 10:40 amDCA-BKK
29h 25m2 stops
5:40 pm - 8:59 pmBKK-DCA
39h 19m2 stops
$1,132Cathay Pacific
Find Deal
Tue, Feb 25 - Tue, Mar 4
6:17 am - 11:55 pmBWI-BKK
30h 38m2 stops
9:35 pm - 1:57 pmBKK-BWI
27h 22m2 stops
$1,391ANA
Find Deal
Wed, May 14 - Mon, May 26
8:04 am - 6:40 amBWI-BKK
34h 36m2 stops
7:35 am - 10:57 pmBKK-BWI
50h 22m2 stops
$1,406Qatar Airways
Find Deal
Mon, Mar 3 - Mon, Mar 10
11:00 am - 2:05 pmIAD-BKK
40h 05m1 stop
$438Air India
Find Deal
Fri, Mar 14
6:00 pm - 2:40 pmDCA-DMK
56h 40m3 stops
Tue, Jan 28
7:00 am - 12:20 amDCA-BKK
53h 20m3 stops
Mon, Feb 10
7:00 am - 12:20 amDCA-BKK
53h 20m3 stops
Mon, Feb 10
1:30 pm - 3:10 pmIAD-BKK
37h 40m1 stop
$506Turkish Airlines
Find Deal
Sun, Feb 2
9:25 pm - 8:20 amIAD-BKK
22h 55m1 stop
$535Turkish Airlines
Find Deal
Mon, Jan 27
7:30 am - 5:05 amBWI-BKK
33h 35m2 stops
$891American Airlines
Find Deal
Fri, Jan 31
8:05 pm - 6:40 amIAD-BKK
22h 35m1 stop
$955JetBlue
Find Deal
Mon, Jan 13
8:04 am - 6:40 amBWI-BKK
34h 36m2 stops
$1,105Qatar Airways
Find Deal
Wed, Feb 19
11:51 am - 5:55 amBWI-BKK
30h 04m2 stops
$1,111Qatar Airways
Find Deal
Mon, Feb 10
8:05 pm - 7:20 pmIAD-BKK
35h 15m2 stops
6:55 pm - 3:55 pmBKK-IAD
33h 00m1 stop
$1,203Qatar Airways
Find Deal
Mon, Jan 13 - Tue, Jan 28
8:05 pm - 7:20 pmIAD-BKK
35h 15m2 stops
7:35 am - 3:55 pmBKK-IAD
44h 20m1 stop
$1,206Qatar Airways
Find Deal
Mon, Jan 13 - Tue, Jan 28
8:45 pm - 4:10 pmIAD-BKK
31h 25m2 stops
5:10 pm - 3:50 pmBKK-IAD
34h 40m2 stops
$1,212
Find Deal
Sat, Jan 11 - Sun, Feb 2
2:00 pm - 3:10 pmIAD-BKK
37h 10m1 stop
6:15 am - 12:15 pmBKK-IAD
42h 00m1 stop
$1,447Turkish Airlines
Find Deal
Mon, Jan 13 - Mon, Jan 27
10:35 am - 6:45 pmIAD-BKK
20h 10m1 stop
2:00 am - 3:55 pmBKK-IAD
25h 55m1 stop
$1,636JetBlue
Find Deal
Sun, Jan 12 - Sun, Feb 2
10:35 am - 7:25 pmIAD-BKK
20h 50m1 stop
2:00 am - 3:55 pmBKK-IAD
25h 55m1 stop
$1,661JetBlue
Find Deal
Sun, Jan 12 - Thu, Jan 23
6:00 am - 1:15 pmBWI-BKK
43h 15m2 stops
1:00 am - 12:30 amBKK-BWI
34h 30m2 stops
$1,819Korean Air
Find Deal
Sun, Jan 12 - Wed, Mar 19
6:00 am - 1:15 pmBWI-BKK
43h 15m2 stops
1:00 am - 11:46 amBKK-BWI
22h 46m2 stops
$1,939Korean Air
Find Deal
Sun, Jan 12 - Sat, Jan 25
6:59 am - 12:45 amDCA-BKK
29h 46m2 stops
1:00 am - 12:00 pmBKK-DCA
23h 00m2 stops
$3,196Delta
Find Deal
Thu, Jan 9 - Wed, Jan 15
6:00 am - 11:20 pmBWI-BKK
29h 20m2 stops
1:00 am - 11:56 amBKK-BWI
22h 56m2 stops
$3,244Delta
Find Deal
Sat, Jan 11 - Fri, Jan 24

Air India flights from Washington, D.C. to Bangkok

Our best Air India deals on Washington, D.C. to Bangkok flight tickets
Air India
Mar 1
IAD10:00 amWashington, D.C. Dulles Intl
40h 05m
1 stop
BKK2:05 pmBangkok Suvarnabhumi
Mar 12
BKK10:30 pmBangkok Suvarnabhumi
44h 20m
1 stop
IAD7:50 amWashington, D.C. Dulles Intl
Air India
Mar 1
IAD10:00 amWashington, D.C. Dulles Intl
40h 05m
1 stop
BKK2:05 pmBangkok Suvarnabhumi
Mar 20
BKK8:25 amBangkok Suvarnabhumi
34h 25m
1 stop
IAD7:50 amWashington, D.C. Dulles Intl
Air India
Feb 28
IAD10:00 amWashington, D.C. Dulles Intl
23h 30m
1 stop
BKK9:30 pmBangkok Suvarnabhumi
Mar 31
BKK10:30 pmBangkok Suvarnabhumi
43h 45m
1 stop
IAD7:15 amWashington, D.C. Dulles Intl

Cathay Pacific flights from Washington, D.C. to Bangkok

Our best Cathay Pacific deals on Washington, D.C. to Bangkok flight tickets
Cathay Pacific
Mar 4
DCA9:00 amWashington, D.C. Reagan-National
38h 15m
2 stops
BKK11:15 amBangkok Suvarnabhumi
Mar 11
BKK7:15 pmBangkok Suvarnabhumi
36h 44m
2 stops
DCA8:59 pmWashington, D.C. Reagan-National
Cathay Pacific
Feb 25
DCA5:15 pmWashington, D.C. Reagan-National
29h 25m
2 stops
BKK10:40 amBangkok Suvarnabhumi
Mar 4
BKK5:40 pmBangkok Suvarnabhumi
39h 19m
2 stops
DCA8:59 pmWashington, D.C. Reagan-National
Cathay Pacific
Feb 26
DCA9:00 amWashington, D.C. Reagan-National
37h 40m
2 stops
BKK10:40 amBangkok Suvarnabhumi
Mar 2
BKK7:15 pmBangkok Suvarnabhumi
37h 44m
2 stops
DCA8:59 pmWashington, D.C. Reagan-National

See travel insights to Bangkok from

How to get the cheapest flight ticket from Washington, D.C. to Bangkok

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Washington, D.C. and Bangkok?

What is the cheapest month to fly to Bangkok?

If you aren’t able to travel during the month of September, then book flights to Bangkok from Washington, D.C. during October instead. Flights to Bangkok in October, while not as cheap as those in September, still average around $1,076.

What is the cheapest day to depart on your flight to Bangkok?

On average, the least expensive day to fly to Bangkok from Washington, D.C. is on a Saturday. momondo users have found tickets for Saturday departures for as low as $1,210. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Washington, D.C. to Bangkok on a Friday will generally be more expensive and average around $1,354. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Bangkok?

According to our data, the cheapest time of day to fly to Bangkok is in the evening. momondo users have found flights departing from Washington, D.C. to Bangkok in the evening for as low as $1,143. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the morning because they tend to be around $1,365. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight to Bangkok?

We recommend purchasing flights from Washington, D.C. to Bangkok 20 days ahead of your departure date because this is when momondo users tend to see the best flight rates. On average, our users have found flights to Bangkok for $1,567. Keep in mind that you might also find cheap flights to Bangkok outside of this time window. In fact, momondo users recently found flights from Washington, D.C. to Bangkok for $756.

Cheap Washington, D.C. to Bangkok flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Bangkok

Best Price Found

$438

Fastest flight time

20h 35m

Direct flights

None

Airports in Bangkok

2 airports
The best one-way flight to Bangkok from Washington, D.C. in the past 72 hours is $438. The best round-trip flight deal from Washington, D.C. to Bangkok found on momondo in the last 72 hours is $689.
The fastest flight from Washington, D.C. to Bangkok takes 20h 35m
There are no direct flights from Washington, D.C. to Bangkok. Popular non-direct routes for this connection are Washington, D.C. Dulles Intl Airport - Bangkok Suvarnabhumi Airport, Washington, D.C. Reagan-National Airport - Bangkok Suvarnabhumi Airport and Washington, D.C. Reagan-National Airport - Bangkok Don Mueang Intl Airport.
There are 2 airports near Bangkok: Bangkok Suvarnabhumi (BKK), Bangkok Don Mueang Intl (DMK)

  • How far is Washington, D.C. to Bangkok by plane?

    The straight-line distance from Washington, D.C. to Bangkok is 8788.5 mi. In terms of flight time, this usually takes a little over 20h 35m.

  • When did momondo last update prices for flights from Washington, D.C. to Bangkok?

    Prices for flights from Washington, D.C. to Bangkok are updated daily.

  • How many operators does momondo search for flights from Washington, D.C. to Bangkok?

  • How old do you have to be to fly from Washington, D.C. to Bangkok?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Bangkok.

  • What documentation or ID do you need to fly to Bangkok?

    The travel and health documents you'll need for your trip to Bangkok may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Bangkok. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.


Best airlines flying from Washington, D.C. to Bangkok

Compare and see reviews for airlines that fly from Washington, D.C. to Bangkok with momondo
Airline
Rating
Free Cancellation
Price
Air IndiaPriceFrom $657Free CancellationRating
5.5
2,916 reviews
Search Air India flights
SAUDIAPriceFrom $690Free CancellationRating
7.4
680 reviews
Search SAUDIA flights
DeltaPriceFrom $720Free CancellationRating
8.0
8,501 reviews
Search Delta flights
Air ChinaPriceFrom $829Free CancellationRating
7.1
98 reviews
Search Air China flights
ANAPriceFrom $855Free CancellationRating
8.4
836 reviews
Search ANA flights
Turkish AirlinesPriceFrom $922Free CancellationRating
7.3
3,897 reviews
Search Turkish Airlines flights
Etihad AirwaysPriceFrom $924Free CancellationRating
7.3
1,195 reviews
Search Etihad Airways flights
Alaska AirlinesPriceFrom $936Free CancellationRating
8.0
9,631 reviews
Search Alaska Airlines flights
Korean AirPriceFrom $963Free CancellationRating
8.4
1,028 reviews
Search Korean Air flights
JetBluePriceFrom $989Free CancellationRating
7.4
3,191 reviews
Search JetBlue flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Bangkok?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to Bangkok. momondo saves you time and could save you money on your trip.

Can I find flights from Washington, D.C. to Bangkok with flexible booking policies on momondo?

All flight searches from Washington, D.C. to Bangkok on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Bangkok?

Once you have performed a search for Washington, D.C. to Bangkok flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Washington, D.C. to Bangkok right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Washington, D.C. to Bangkok now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Bangkok and let you know when they change.


An easier way to manage your Bangkok trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Tue 1/14
Tue 1/21
Email me momondo's favorite deals

Find better results for your trip to Thailand

Fly into one of these airports located in Bangkok

Airports listed have a maximum distance of 15.4 mi from Bangkok