$442 Find Cheap Flights from Bangkok to Washington, D.C. - Compare and Save

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Everything you should know

Cheapest round-trip
$782
Typical prices: $1,045-$1,244
AIR PREMIA
Sun 3/4Sat 3/24
BKK - IAD • 1 stop
Cheapest one-way
$442
Typical prices: $644-$1,043
AIR PREMIA
Wed 3/21
BKK - IAD • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Bangkok and Washington, D.C.. You'll need to take a connecting flight to reach the destination.
Insights
Insights
Top routes
DMK - IAD
Cheapest • 12% average savings
BKK - IAD
Most popular
Insights
Insights
When to book
15 weeks
in advance
Our data shows that travelers who book at least 15 weeks in advance save around 23% compared to booking last minute.
Insights
Insights
When to travel
March
Cheapest • 9% price drop
April
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Jeddah King Abdulaziz Intl (JED)
Cheapest • Avg $929 (round-trip)
Istanbul (IST)
Shortest trip • 21h 59m (one-way)
Insights
Insights
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We hope you love your trip to Washington, D.C.!
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Booking Insights
Flight Deals

Cheap Flights from Bangkok to Washington, D.C.

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

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

Thu, Mar 4 - Wed, Mar 24
AIR PREMIA Logo
10:55 pm - 8:35 pmBKK  Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl
33h 40m1 stop Incheon Intl
AIR PREMIA Logo
12:35 am - 9:25 pmIAD  Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi
33h 50m1 stop Incheon Intl
$782AIR PREMIA
Thu, Mar 4 - Wed, Mar 24
AIR PREMIA Logo
10:55 pm - 8:35 pmBKK  Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl
33h 40m1 stop Incheon Intl
AIR PREMIA Logo
12:35 am - 9:25 pmIAD  Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi
33h 50m1 stop Incheon Intl
$783AIR PREMIA
Tue, Nov 10 - Wed, Nov 25
United Airlines Logo
9:10 am - 11:52 amBKK  Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl
38h 42m2 stops Tokyo Haneda Chicago O'Hare Intl
United Airlines Logo
10:10 pm - 11:30 amIAD  Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi
49h 20m2 stops Los Angeles Hong Kong Intl
$1,041United Airlines
Thu, Mar 11 - Thu, Apr 1
United Airlines Logo
7:10 am - 12:58 amBKK  Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl
29h 48m2 stops Tokyo Narita San Francisco
United Airlines Logo
1:05 pm - 9:35 amIAD  Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi
33h 30m3 stops Chicago O'Hare Intl Los Angeles Hong Kong Intl
$1,043United Airlines
Mon, Mar 8 - Mon, Aug 23
ANA Logo
2:20 pm - 9:10 amBKK  Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl
30h 50m1 stop Tokyo Haneda
ANA Logo
3:35 pm - 4:35 amIAD  Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi
26h 00m2 stops Chicago O'Hare Intl Tokyo Haneda
$1,065ANA
Mon, Mar 8 - Mon, Aug 23
ANA Logo
10:25 pm - 9:10 amBKK  Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl
22h 45m1 stop Tokyo Haneda
ANA Logo
3:35 pm - 4:35 amIAD  Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi
26h 00m2 stops Chicago O'Hare Intl Tokyo Haneda
$1,066ANA
Mon, Mar 8 - Mon, Aug 9
Qatar Airways Logo
8:35 pm - 3:55 pmBKK  Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl
31h 20m1 stop Doha Hamad Intl
Qatar Airways Logo
9:00 pm - 7:05 pmIAD  Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi
35h 05m1 stop Doha Hamad Intl
$1,231Qatar Airways
Mon, Mar 8 - Mon, Aug 9
Korean Air Logo
9:50 am - 9:50 amBKK  Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl
36h 00m1 stop Incheon Intl
Korean Air Logo
1:30 pm - 1:35 pmIAD  Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi
37h 05m1 stop Incheon Intl
$1,239Korean Air
Mon, Mar 8 - Mon, Aug 9
Qatar Airways Logo
8:15 am - 3:55 pmBKK  Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl
43h 40m1 stop Doha Hamad Intl
Qatar Airways Logo
9:00 pm - 7:05 pmIAD  Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi
35h 05m1 stop Doha Hamad Intl
$1,244Qatar Airways
Mon, Mar 8 - Mon, Aug 9
Korean Air Logo
9:50 am - 9:50 amBKK  Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl
36h 00m1 stop Incheon Intl
Korean Air Logo
1:30 pm - 1:35 pmIAD  Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi
37h 05m1 stop Incheon Intl
$1,249Korean Air
Booking Insights

Price, demand and travel trends for Bangkok to Washington, D.C. 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 Bangkok to Washington, D.C.?

Round-trip flights from Bangkok to Washington, D.C. typically range from $1,045 to $1,244. The lowest price found in the past 5 days was $782, on AIR PREMIA.

What is the cheapest Bangkok to Washington, D.C. flight route?

Bangkok Don Mueang Intl Airport (DMK) to Washington, D.C. Dulles Intl Airport (IAD) is the cheapest Bangkok to Washington, D.C. route, averaging $958 round-trip. Other Bangkok to Washington, D.C. routes average $1,161, based on KAYAK data over the past 12 months.

What's the cheapest day of the week to fly from Bangkok to Washington, D.C.?

Based on deals KAYAK users found in the last 12 months, Friday is the cheapest day of the week to fly from Bangkok to Washington, D.C.. It’s 10% cheaper than the average day, while Saturday is the most expensive, with prices 6% higher.

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

•March is the cheapest month to fly from Bangkok to Washington, D.C. at $1,046 round-trip.
•February ($1,226) and May ($1,194) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 17% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

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

Flights from Bangkok to Washington, D.C. are cheapest 15 weeks before departure. Booking in this window typically costs about 23% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for Bangkok to Washington, D.C. flights

Low season

August

Cheapest flight

$442
Beat the crowds with an average 48% drop in travelers.
The most popular month to fly with an average 72% increase in travelers.
One-way flight from Bangkok Suvarnabhumi Airport to Washington, D.C. Dulles Intl Airport

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

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

Your Bangkok to Washington, D.C. 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 Bangkok to Washington, D.C.?

    Four cabin classes are available on flights from Bangkok to Washington, D.C.:

    • Economy Class
    • Premium Economy Class
    • Business Class
    • First Class

    Prices vary by airline.

  • How long is a flight from Bangkok to Washington, D.C.?

    A nonstop flight from Bangkok to Washington, D.C. takes 00m, covering 8,788 miles.

  • Do I need a passport to fly from Bangkok to Washington, D.C.?

    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 Bangkok to Washington, D.C. flight?

    Round-trip flights from Bangkok to Washington, D.C. range from $1,045 to $1,244, with an average of $1,154 over the past 12 months. Anything below $1,045 counts as a good deal.

  • How expensive are last-minute Bangkok to Washington, D.C. flights?

    Last-minute fares on this route (booked within two weeks of departure) run 6% above the $1,154 route average. Book 15 weeks before departure for the lowest fares.

  • How are flight prices from Bangkok to Washington, D.C. looking right now?

    One-way fares from Bangkok to Washington, D.C. are currently higher than usual. Average one-way flight prices are about $1,206, which is 56% above the typical average for this route.

  • What car rental options are available in Washington, D.C.?

    Since Washington, D.C. is served by multiple airports, car rental options and rates can vary depending on which one you fly into.
    Near Washington, D.C. Reagan-National Airport (DCA) — daily rates averaging $71:

    • Sixt
    • Dollar
    • Thrifty
    • Hertz
    • Alamo

    Near Washington, D.C. Dulles Intl Airport (IAD) — daily rates averaging $70:

    • Dollar
    • Hertz
    • Budget
    • Sixt
    • Thrifty

  • Which airports can I use when flying from Bangkok to Washington, D.C.?

    Flights from Bangkok to Washington, D.C. may depart from several airports in Bangkok area, including Bangkok Suvarnabhumi (BKK) and Bangkok Don Mueang Intl (DMK), with arrivals available at Washington, D.C. area airports such as Washington, D.C. Reagan-National (DCA) and Washington, D.C. Dulles Intl (IAD).

  • Which airports do connecting flights from Bangkok to Washington, D.C. pass through?

    One-stop flights from Bangkok to Washington, D.C. most commonly connect through:

    • Incheon Intl (ICN) - 32% of one-stop connections
    • Doha Hamad Intl (DOH) - 29% of one-stop connections
    • Taipei City Taiwan Taoyuan Intl (TPE) - 12% of one-stop connections
    • Abu Dhabi Zayed Intl (AUH) - 11% of one-stop connections

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

    Yes. Flexible dates can save you up to 16% on flights from Bangkok to Washington, D.C.. Friday is the cheapest departure day at $1,047 round-trip on average, while Saturday is the most expensive at $1,232, a difference of $185.

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

  • How much time can I save by choosing a different layover airport from Bangkok to Washington, D.C.?

    Flying via Istanbul (IST) gives the shortest average 1-stop total travel time at 21h 59m, compared with 22h 14m via Dubai Intl (DXB) and 22h 55m via Taipei City Taiwan Taoyuan Intl (TPE).

  • What is the time difference between Bangkok and Washington, D.C.?

    Washington, D.C. is 11 hours behind Bangkok (Eastern Time vs Indochina Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Washington, D.C.?

    Some of the most popular sights in Washington, D.C. are Walter E. Washington Convention Center, National Mall and Capital One Arena. These are among the most viewed places in Washington, D.C. on KAYAK.

Your guide to booking Bangkok to Washington, D.C. 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 Friday departure and avoid flying on Saturday. On this route, Friday flights average $1,047, about $185 less than Saturday fares (15% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 15 weeks before you fly. On this route, that window historically saves about 23% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Bangkok to Washington, D.C. trip for March. Fares historically average $1,046 round-trip in that month - typically $180 less than the most expensive month, which is February (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Washington, D.C. Reagan-National Airport.

    • Hyatt House Washington DC The Wharf
    • Intercontinental Hotels Washington D.C. - The Wharf By IHG
    • Canopy by Hilton Washington D.C - The Wharf

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

Complete your trip to Washington, D.C. with a hotel stay or car rental

Car rentals in Washington, D.C.
Hotels in Washington, D.C.
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