IAD - DMK

$500 Find Cheap Flights from Washington, D.C. to Bangkok Don Mueang Intl - Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 25% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest round-trip
$975
Typical prices: $1,047-$1,619
Emirates
Sat 10/27Sun 11/11
IAD - DMK • 1 stop
Cheapest one-way
$500
Typical prices: $501-$828
Multiple Airlines
Tue 11/27
IAD - DMK • 2 stops
When to travel
February
Cheapest • 46% price drop
November
Most popular
Good to know
+1
Good to know
+1
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Bangkok Don Mueang Intl Airport!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Washington, D.C. to Bangkok (IAD-DMK)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Washington, D.C. to Bangkok

Mon, Nov 9 - Mon, Nov 16
Emirates Logo
10:35 am - 8:10 pmIAD  Washington, D.C. Dulles Intl-DMK Bangkok Don Mueang Intl
21h 35m1 stop Dubai Intl
Emirates Logo
11:00 pm - 8:35 amDMK  Bangkok Don Mueang Intl-IAD Washington, D.C. Dulles Intl
45h 35m1 stop Dubai Intl
$975Emirates
Tue, Nov 10 - Tue, Nov 17
Emirates Logo
10:35 am - 10:05 amIAD  Washington, D.C. Dulles Intl-DMK Bangkok Don Mueang Intl
35h 30m1 stop Dubai Intl
Emirates Logo
11:00 pm - 8:35 amDMK  Bangkok Don Mueang Intl-IAD Washington, D.C. Dulles Intl
45h 35m1 stop Dubai Intl
$995Emirates
Tue, Nov 10 - Tue, Nov 17
Emirates Logo
10:35 am - 10:05 amIAD  Washington, D.C. Dulles Intl-DMK Bangkok Don Mueang Intl
35h 30m1 stop Dubai Intl
Emirates Logo
11:00 pm - 8:35 amDMK  Bangkok Don Mueang Intl-IAD Washington, D.C. Dulles Intl
45h 35m1 stop Dubai Intl
$996Emirates
Mon, Mar 8 - Wed, Mar 24
Emirates Logo
10:35 am - 8:10 pmIAD  Washington, D.C. Dulles Intl-DMK Bangkok Don Mueang Intl
21h 35m1 stop Dubai Intl
Emirates Logo
11:00 pm - 9:15 amDMK  Bangkok Don Mueang Intl-IAD Washington, D.C. Dulles Intl
45h 15m1 stop Dubai Intl
$999Emirates
Sat, Oct 24 - Fri, Oct 30
Emirates Logo
10:55 am - 10:05 amIAD  Washington, D.C. Dulles Intl-DMK Bangkok Don Mueang Intl
36h 10m1 stop Dubai Intl
Emirates Logo
11:00 pm - 9:35 amDMK  Bangkok Don Mueang Intl-IAD Washington, D.C. Dulles Intl
45h 35m1 stop Dubai Intl
$1,025Emirates
Mon, Oct 26 - Wed, Nov 11
Emirates Logo
11:15 am - 10:05 amIAD  Washington, D.C. Dulles Intl-DMK Bangkok Don Mueang Intl
35h 50m1 stop Dubai Intl
Emirates Logo
11:00 pm - 8:35 amDMK  Bangkok Don Mueang Intl-IAD Washington, D.C. Dulles Intl
45h 35m1 stop Dubai Intl
$1,029Emirates
Mon, Jan 25 - Mon, Feb 8
Emirates Logo
10:35 am - 8:10 pmIAD  Washington, D.C. Dulles Intl-DMK Bangkok Don Mueang Intl
21h 35m1 stop Dubai Intl
Emirates Logo
11:00 pm - 8:35 amDMK  Bangkok Don Mueang Intl-IAD Washington, D.C. Dulles Intl
45h 35m1 stop Dubai Intl
$1,030Emirates
Tue, Oct 27 - Tue, Nov 3
Emirates Logo
11:15 am - 8:10 pmIAD  Washington, D.C. Dulles Intl-DMK Bangkok Don Mueang Intl
21h 55m1 stop Dubai Intl
Emirates Logo
11:10 am - 8:35 amDMK  Bangkok Don Mueang Intl-IAD Washington, D.C. Dulles Intl
33h 25m1 stop Dubai Intl
$1,031Emirates
Tue, Jan 26 - Thu, Feb 11
Emirates Logo
10:35 am - 10:05 amIAD  Washington, D.C. Dulles Intl-DMK Bangkok Don Mueang Intl
35h 30m1 stop Dubai Intl
Emirates Logo
11:10 am - 8:35 amDMK  Bangkok Don Mueang Intl-IAD Washington, D.C. Dulles Intl
33h 25m1 stop Dubai Intl
$1,037Emirates
Thu, Oct 29 - Wed, Nov 18
Emirates Logo
11:15 am - 8:10 pmIAD  Washington, D.C. Dulles Intl-DMK Bangkok Don Mueang Intl
21h 55m1 stop Dubai Intl
Emirates Logo
11:10 am - 8:35 amDMK  Bangkok Don Mueang Intl-IAD Washington, D.C. Dulles Intl
33h 25m1 stop Dubai Intl
$1,045Emirates
Booking Insights

Price, demand and travel trends for Washington, D.C. Dulles Intl Airport to Bangkok Don Mueang Intl Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Washington, D.C. Dulles Intl Airport to Bangkok Don Mueang Intl Airport?

Round-trip flights from Washington, D.C. Dulles Intl Airport to Bangkok Don Mueang Intl Airport typically range from $1,047 to $1,619. The lowest price found in the past 5 days was $975, on Emirates.

What's the cheapest day of the week to fly from Washington, D.C. Dulles Intl Airport to Bangkok Don Mueang Intl Airport?

Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from Washington, D.C. Dulles Intl Airport to Bangkok Don Mueang Intl Airport. It’s 46% cheaper than the average day, while Thursday is the most expensive, with prices 94% higher.

Find deals

Key details for Washington, D.C. Dulles Intl Airport to Bangkok Don Mueang Intl Airport flights

Cheapest flight

$500
The most popular month to fly with an average 56% increase in travelers.
One-way flight from Washington, D.C. Dulles Intl Airport to Bangkok Don Mueang Intl Airport

When to book flights from Washington, D.C. to Bangkok

Are your dates flexible? Find out the best times to travel from Washington, D.C. to Bangkok based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Washington, D.C. Dulles Intl Airport to Bangkok Don Mueang Intl Airport flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Washington, D.C. Dulles Intl Airport to Bangkok Don Mueang Intl Airport?

    Only Economy Class is available on flights from Washington, D.C. Dulles Intl Airport to Bangkok Don Mueang Intl Airport.

  • Do I need a passport to fly from Washington, D.C. Dulles Intl Airport to Bangkok Don Mueang Intl Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Washington, D.C. Dulles Intl Airport to Bangkok Don Mueang Intl Airport flight?

    Round-trip flights from Washington, D.C. Dulles Intl Airport to Bangkok Don Mueang Intl Airport range from $1,047 to $1,619, with an average of $1,410 over the past 12 months. Anything below $1,047 counts as a good deal.

  • How are flight prices from Washington, D.C. Dulles Intl Airport to Bangkok Don Mueang Intl Airport looking right now?

    One-way fares from Washington, D.C. Dulles Intl Airport to Bangkok Don Mueang Intl Airport are currently lower than usual. Average one-way flight prices are about $519, which is 31% below the typical average for this route.

  • What car rental options are available at Bangkok Don Mueang Intl Airport (DMK)?

    Bangkok Don Mueang Intl Airport (DMK) hosts 5 major car rental companies, with daily rates starting from around $7 for economy cars. Top options include:

    • Drive Car Rental
    • Alamo
    • Thai Rent
    • Chic Car Rent
    • Hertz

  • Which airports can I use when flying from Washington, D.C. Dulles Intl Airport to Bangkok Don Mueang Intl Airport?

    Flights from Washington, D.C. Dulles Intl Airport to Bangkok Don Mueang Intl Airport usually depart from Washington, D.C. Dulles Intl (IAD) and arrive at Bangkok Don Mueang Intl (DMK).

  • Which airports do connecting flights from Washington, D.C. Dulles Intl Airport to Bangkok Don Mueang Intl Airport pass through?

    Most connecting flights from Washington, D.C. Dulles Intl Airport to Bangkok Don Mueang Intl Airport pass through Dubai Intl (DXB), which handles 100% of one-stop traffic on this route.

  • Can I save money by using flexible dates for flights from Washington, D.C. Dulles Intl Airport to Bangkok Don Mueang Intl Airport?

    Yes. Flexible dates can save you up to 73% on flights from Washington, D.C. Dulles Intl Airport to Bangkok Don Mueang Intl Airport. Tuesday is the cheapest departure day at $764 round-trip on average, while Thursday is the most expensive at $2,748, a difference of $1,984.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What is the time difference between Washington, D.C. Dulles Intl Airport and Bangkok Don Mueang Intl Airport?

    Bangkok Don Mueang Intl Airport is 11 hours ahead of Washington, D.C. Dulles Intl Airport (Indochina Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Bangkok Don Mueang Intl Airport?

    Some of the most popular sights in Bangkok Don Mueang Intl Airport are Pratunam, Siam Square and Thailand Cultural Center. These are among the most viewed places in Bangkok Don Mueang Intl Airport on KAYAK.

Your guide to booking Washington, D.C. Dulles Intl Airport to Bangkok Don Mueang Intl Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure and avoid flying on Thursday. On this route, Tuesday flights average $764, about $1,984 less than Thursday fares (72% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Washington, D.C. Dulles Intl Airport to Bangkok Don Mueang Intl Airport trip for February. Fares historically average $764 round-trip in that month - typically $1,984 less than the most expensive month, which is December (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Bangkok Don Mueang Intl Airport.

    • Amari Don Muang Airport Bangkok
    • B-Your Home Hotel Donmueang Airport Bangkok
    • Don Muang Hotel

More options for your flight from Washington, D.C. to Bangkok

Complete your trip to Bangkok with a hotel stay or car rental

Car rentals in Bangkok
Hotels in Bangkok
Vacations in Bangkok