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Low Price Flights from Bangkok to Washington D.C.

Bangkok to Washington D.C. Flight Information

The approximate distance between Bangkok and Washington D.C. is 14,158.76km. According to Trip.com data, travel demand hits its peak in July. The cheapest month to book flights is October.

Cheapest one-way
AU$ 851
Air Premia Air Premia BKK-WAS 23h 5m · 1 stop Fri, Sep 18
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Cheapest return
AU$ 1,167
Saudia Saudia BKK-WAS 35h 20m · 2 stops Thu, Sep 17 - Tue, Sep 22
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Recommended airlines
Air Premia Air Premia Cheapest · From AU$ 851 Flydubai Flydubai Most booked
Best time to book
November
Cheapest
July
Peak season for travel
Route details
14,158.76km
Flight distance

Explore the cheapest flights from Bangkok to Washington D.C. in the next three months. Based on Trip.com's data from the latest 7 days, one-way fares start at AU$ 851, and return tickets start at AU$ 1,167.

      • BKK 15:25
        35h 20m
        1 stop
        IAD 15:45
        Bangkok - Washington D.C. | Thu, Sep 17 | Saudia
        IAD 18:50
        31h 55m
        1 stop
        BKK 13:45
        Washington D.C. - Bangkok | Tue, Sep 22 | Saudia
        AU$ 1,167 AU$ 1,808
        35% off
        35% off
        AU$ 1,808 AU$ 1,167
      • BKK 15:25
        35h 20m
        1 stop
        IAD 15:45
        Bangkok - Washington D.C. | Mon, Oct 5 | Saudia
        IAD 18:50
        31h 55m
        1 stop
        BKK 13:45
        Washington D.C. - Bangkok | Thu, Oct 8 | Saudia
        AU$ 1,178 AU$ 1,808
        35% off
        35% off
        AU$ 1,808 AU$ 1,178
      • BKK 15:25
        35h 20m
        1 stop
        IAD 15:45
        Bangkok - Washington D.C. | Sat, Sep 19 | Saudia
        IAD 18:50
        31h 55m
        1 stop
        BKK 13:45
        Washington D.C. - Bangkok | Tue, Sep 22 | Saudia
        AU$ 1,196 AU$ 1,808
        34% off
        34% off
        AU$ 1,808 AU$ 1,196
      • BKK 15:25
        35h 20m
        1 stop
        IAD 15:45
        Bangkok - Washington D.C. | Sat, Sep 12 | Saudia
        IAD 18:50
        31h 55m
        1 stop
        BKK 13:45
        Washington D.C. - Bangkok | Tue, Sep 15 | Saudia
        AU$ 1,218
        33% off
        AU$ 1,808 AU$ 1,218
      • BKK 15:25
        35h 20m
        1 stop
        IAD 15:45
        Bangkok - Washington D.C. | Wed, Sep 23 | Saudia
        IAD 18:50
        31h 55m
        1 stop
        BKK 13:45
        Washington D.C. - Bangkok | Tue, Sep 29 | Saudia
        AU$ 1,219
        33% off
        AU$ 1,808 AU$ 1,219
      • BKK 15:25
        35h 20m
        1 stop
        IAD 15:45
        Bangkok - Washington D.C. | Mon, Sep 7 | Saudia
        IAD 18:50
        31h 55m
        1 stop
        BKK 13:45
        Washington D.C. - Bangkok | Thu, Sep 10 | Saudia
        AU$ 1,277
        28% off
        AU$ 1,808 AU$ 1,277
      • BKK 21:00
        23h 45m
        1 stop
        IAD 09:45
        Bangkok - Washington D.C. | Sat, Sep 26 | Etihad Airways
        IAD 15:10
        21h 45m
        1 stop
        BKK 23:55
        Washington D.C. - Bangkok | Sat, Oct 3 | Etihad Airways
        AU$ 1,444
        20% off
        AU$ 1,808 AU$ 1,444
      • BKK 15:55
        28h 50m
        1 stop
        IAD 09:45
        Bangkok - Washington D.C. | Fri, Sep 25 | Etihad Airways
        IAD 15:10
        34h
        1 stop
        BKK 12:10
        Washington D.C. - Bangkok | Tue, Sep 29 | Etihad Airways
        AU$ 1,445
        20% off
        AU$ 1,808 AU$ 1,445
      • BKK 03:15
        41h 30m
        1 stop
        IAD 09:45
        Bangkok - Washington D.C. | Sun, Sep 20 | Etihad Airways
        IAD 15:10
        28h 35m
        1 stop
        BKK 06:45
        Washington D.C. - Bangkok | Tue, Sep 22 | Etihad Airways
        AU$ 1,445
        20% off
        AU$ 1,808 AU$ 1,445
      • BKK 15:55
        28h 50m
        1 stop
        IAD 09:45
        Bangkok - Washington D.C. | Thu, Sep 17 | Etihad Airways
        IAD 15:10
        21h 45m
        1 stop
        BKK 23:55
        Washington D.C. - Bangkok | Mon, Sep 21 | Etihad Airways
        AU$ 1,446
        20% off
        AU$ 1,808 AU$ 1,446
      • BKK 13:00
        17h 25m
        1 stop
        WAS 14:00
        Bangkok - Washington D.C. | Fri, Aug 21 | Normal Airline
        WAS 15:00
        6h
        Direct
        BKK 16:00
        Washington D.C. - Bangkok | Sun, Aug 23 | Normal Airline
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      • BKK 22:45
        23h 5m
        1 stop
        IAD 10:50
        Bangkok - Washington D.C. | Fri, Sep 18 | Air Premia
        AU$ 851 AU$ 1,077
        21% off
        21% off
        AU$ 1,077 AU$ 851
      • BKK 22:45
        23h 5m
        1 stop
        IAD 10:50
        Bangkok - Washington D.C. | Tue, Sep 22 | Air Premia
        AU$ 851 AU$ 1,077
        21% off
        21% off
        AU$ 1,077 AU$ 851
      • BKK 22:45
        23h 5m
        1 stop
        IAD 10:50
        Bangkok - Washington D.C. | Tue, Sep 1 | Air Premia
        AU$ 854 AU$ 1,077
        21% off
        21% off
        AU$ 1,077 AU$ 854
      • BKK 22:45
        23h 5m
        1 stop
        IAD 10:50
        Bangkok - Washington D.C. | Fri, Sep 4 | Air Premia
        AU$ 854
        21% off
        AU$ 1,077 AU$ 854
      • BKK 22:45
        23h 5m
        1 stop
        IAD 10:50
        Bangkok - Washington D.C. | Sun, Oct 11 | Air Premia
        AU$ 857
        20% off
        AU$ 1,077 AU$ 857
      • BKK 22:45
        23h 5m
        1 stop
        IAD 10:50
        Bangkok - Washington D.C. | Fri, Sep 25 | Air Premia
        AU$ 857
        20% off
        AU$ 1,077 AU$ 857
      • BKK 22:45
        23h 5m
        1 stop
        IAD 10:50
        Bangkok - Washington D.C. | Tue, Sep 29 | Air Premia
        AU$ 857
        20% off
        AU$ 1,077 AU$ 857
      • BKK 22:45
        23h 5m
        1 stop
        IAD 10:50
        Bangkok - Washington D.C. | Tue, Sep 8 | Air Premia
        AU$ 857
        20% off
        AU$ 1,077 AU$ 857
      • BKK 22:45
        23h 5m
        1 stop
        IAD 10:50
        Bangkok - Washington D.C. | Sun, Sep 20 | Air Premia
        AU$ 857
        20% off
        AU$ 1,077 AU$ 857
      • BKK 22:45
        23h 5m
        1 stop
        IAD 10:50
        Bangkok - Washington D.C. | Sun, Sep 6 | Air Premia
        AU$ 861
        20% off
        AU$ 1,077 AU$ 861
      • BKK 13:00
        17h 25m
        1 stop
        WAS 14:00
        Bangkok - Washington D.C. | Fri, Aug 21 | Normal Airline
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Find Cheapest Airlines Flying from Bangkok to Washington D.C.

Choose from 2 carriers that fly from Bangkok to Washington D.C., including Flydubai, EVA Air, Enjoy the cheapest tickets on this route with Air Premia.
Flydubai logo Flydubai
EVA Air logo EVA Air
Airlines are determined based on actual purchased flight tickets from Bangkok to Washington D.C. according to previous 12 months data from Trip.com.

Trip.com Price Insights on Flights from Bangkok to Washington D.C.

What is the cheapest month for one-way flights from Bangkok to Washington D.C.?

Average price of one-way flights from Bangkok to Washington D.C. purchased by Trip.com users by month over the past 12 months.

According to Trip.com's data, the cheapest month for flights from Bangkok to Washington D.C. is November, with an average price of AU$ 1,007. Conversely, the most expensive month is typically January, with an average price of up to AU$ 1,692.

AU$ 1,692
AU$ 1,350
AU$ 1,007
AU$ 665
    Cheapest
  • AU$ 1,565
    Aug
  • AU$ 1,290
    Sep
  • AU$ 1,186
    Oct
  • AU$ 1,007
    Nov
  • AU$ 1,108
    Dec
  • AU$ 1,692
    Jan
  • AU$ 1,194
    Feb
  • AU$ 1,204
    Mar
  • AU$ 1,093
    Apr
  • AU$ 1,140
    May
  • AU$ 1,048
    Jun
  • AU$ 1,274
    Jul

What is the cheapest month for return flights from Bangkok to Washington D.C.?

Average price of round-trip flights from Bangkok to Washington D.C. purchased by Trip.com users by month over the past 12 months.

According to historical data from Trip.com, the lowest prices for flights from Bangkok to Washington D.C. are found during February, with an average price of AU$ 1,595. Conversely, the highest prices are found during August, with an average price of up to AU$ 3,408.

AU$ 3,408
AU$ 2,502
AU$ 1,595
AU$ 689
    Cheapest
  • AU$ 3,408
    Aug
  • AU$ 1,806
    Sep
  • AU$ 1,795
    Oct
  • AU$ 1,821
    Nov
  • AU$ 2,209
    Dec
  • AU$ 2,483
    Jan
  • AU$ 1,595
    Feb
  • AU$ 2,150
    Mar
  • AU$ 2,405
    Apr
  • AU$ 1,911
    May
  • AU$ 1,914
    Jun
  • AU$ 2,021
    Jul

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

Data is based on the average flight price for each day of the week from Bangkok to Washington D.C. on Trip.com over the past 12 months.

Based on Trip.com data from the past 12 months, the cheapest day to fly from Bangkok to Washington D.C. is Tuesday, with average prices lower than on other days. Avoid Sunday, as prices are usually highest then.

AU$ 1,363
AU$ 1,237
AU$ 1,111
AU$ 985
  • AU$ 1,286
    Mon
  • AU$ 1,111
    Tue
  • AU$ 1,191
    Wed
  • AU$ 1,176
    Thu
  • AU$ 1,298
    Fri
  • AU$ 1,216
    Sat
  • AU$ 1,363
    Sun

Flight FAQs

  • Which airlines offer the cheapest flights from Bangkok (BKK) to Washington D.C. (WAS)?

    Based on Trip.com data, Air Premia offers one-way fares as low as AU$ 851 on Cheapest nonstop routes (e.g. BKK to IAD on Fri, Sep 18), while Saudia offers Cheapest nonstop round-trips from AU$ 1,167 departing on Thu, Sep 17 and returning on Tue, Sep 22.
  • At the moment, you can catch a direct flight from Bangkok to Washington D.C. with the following airlines, including: Flydubai Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Bangkok to Washington D.C. is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Bangkok to Washington D.C., you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Fri, Sep 18, with one-way flights priced at just AU$ 851.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Air Premia.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Washington D.C. travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Bangkok to Washington D.C. is October, when demand for travel is lower.
  • After crunching the numbers on our August flight calendar, it's currently cheapest to fly from Bangkok to Washington D.C. on August 30, 2026 with Air Premia, with prices starting at AU$ 859.
  • You can land at any one of the following hubs in Washington D.C., with Don Mueang International Airport to Dulles International Airport (DMK-IAD) is by far the most common option on this route: Ronald Reagan Washington National Airport (DCA) Dulles International Airport (IAD).
  • The time difference between Washington D.C. and Bangkok is 12h.
  • Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Bangkok to Washington D.C. is AU$ 1,583. Fares vary by travel date, airline and availability.
  • Enter Bangkok and Washington D.C., choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.
  • Jetblue Airwaysare the most popular budget airlines flying from Bangkok to Washington D.C.. Check baggage, seat and payment fees before comparing the final price.

Trip.com Airline Insights on Flights from Bangkok toWashington D.C.

Which airlines offer the cheapest nonstop flights from Bangkok to Washington D.C.?

Data is based on the average price of all nonstop flights from Bangkok to Washington D.C. on Trip.com in the past 12 months.

Based on Trip.com data from the past 12 months, Air China offers the cheapest nonstop flights from Bangkok to Washington D.C., with an average price of AU$ 927.

AU$ 517
AU$ 927
AU$ 1,338
AU$ 1,749
AU$ 2,159
Air China
AU$ 927
Air China
Air Premia
AU$ 1,081
Air Premia
Qatar Airways
AU$ 1,422
Qatar Airways
Turkish Airlines
AU$ 1,663
Turkish Airlines
Korean Air
AU$ 1,744
Korean Air
Emirates
AU$ 2,159
Emirates

More Cheap Flights & Deals on Trip.com

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

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Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, regulatory fees, etc) with all fees confirmed before payment. Fees for baggage, meals, Wi-Fi, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.