Find Cheap Flights from Bangkok to Washington, D.C. – Compare and Save

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Everything you should know

Direct 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.
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Top routes
DMK - IAD
Cheapest • 12% average savings
BKK - IAD
Most popular
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When to book
15 weeks
in advance
Our data shows that travellers who book at least 15 weeks in advance save around 23% compared to booking last minute.
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When to travel
March
Cheapest • 9% price drop
April
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Jeddah King Abdulaziz Intl (JED)
Cheapest • Avg ฿31,376 (return)
Istanbul (IST)
Shortest trip • 21h 59m (one-way)
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We hope you enjoy your trip to Washington, D.C.!
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Flight Deals

Cheap Flights from Bangkok to Washington, D.C.

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

Recent return flight deals from Bangkok to Washington, D.C.

Multiple Airlines Logo
TH1  Glasgow Thorntonhall-WAS Washington, D.C. All airports
22762 kmmulti-stop
Multiple Airlines Logo
WAS  Washington, D.C. All airports-TH1 Glasgow Thorntonhall
22762 kmmulti-stop
Multiple Airlines
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.

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 ฿32,358 return. Other Bangkok to Washington, D.C. routes average ฿39,207, 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 is 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 ฿35,331 return.
•February (฿41,411) and May (฿40,330) 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.

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

Low season

August
Beat the crowds with an average 48% drop in travellers.
The most popular month to fly with an average 72% increase in travellers.

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 return price

Your Bangkok to Washington, D.C. flight questions, answered

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

  • Which cabin classes can I book on flights from Bangkok to Washington, D.C.?

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

    • Economy class
    • Premium Economy Class
    • Business Class

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

    A direct flight from Bangkok to Washington, D.C. takes 00m, covering 22,762 km.

  • 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?

    Return flights from Bangkok to Washington, D.C. range from ฿35,310 to ฿42,023, with an average of ฿38,974 over the past 12 months. Anything below ฿35,310 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 ฿38,974 route average. Book 15 weeks before departure for the lowest fares.

  • 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 from around ฿827:

    • Sixt
    • Dollar
    • Thrifty
    • Hertz
    • Alamo

    Near Washington, D.C. Dulles Intl Airport (IAD) – daily rates from around ฿805:

    • 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 airports in Washington, D.C. 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 ฿35,365 return on average, while Saturday is the most expensive at ฿41,614, a difference of ฿6,249.

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

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

    Flying via Istanbul (IST) gives the shortest average 1-stop total travel time of 21h 59m, compared to 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 Vietnam Veterans Memorial and Nationals Park. 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 ฿35,365, which is about ฿6,249 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 ฿35,331 return in that month – typically ฿6,080 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 hire

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