Trip.com
>
Flights
>
Flights to Thailand
>
Flights to Bangkok
>
Washington D.C. to Bangkok flight
>
Dulles International Airport to Suvarnabhumi Intl. Airport flight

Search for flights from Washington D.C. to Bangkok and check out affordable one-way and round-trip options.

      • IAD 3:10 PM
        21h 40m
        1 stop
        BKK 11:50 PM
        Washington D.C. - Bangkok | Sun, Jul 12 | Etihad Airways
        BKK 3:05 PM
        29h 40m
        1 stop
        IAD 9:45 AM
        Bangkok - Washington D.C. | Fri, Jul 17 | Etihad Airways
        €981 €1,319
        26% off
        26% off
        €1,319 €981
      • IAD 3:10 PM
        21h 40m
        1 stop
        BKK 11:50 PM
        Washington D.C. - Bangkok | Mon, Jul 13 | Etihad Airways
        BKK 3:15 AM
        41h 30m
        1 stop
        IAD 9:45 AM
        Bangkok - Washington D.C. | Mon, Jul 20 | Etihad Airways
        €981 €1,319
        26% off
        26% off
        €1,319 €981
      • IAD 3:10 PM
        21h 40m
        1 stop
        BKK 11:50 PM
        Washington D.C. - Bangkok | Wed, Jul 15 | Etihad Airways
        BKK 9:45 AM
        35h
        1 stop
        IAD 9:45 AM
        Bangkok - Washington D.C. | Tue, Jul 21 | Etihad Airways
        €982 €1,319
        26% off
        26% off
        €1,319 €982
      • IAD 3:10 PM
        40h
        1 stop
        BKK 6:10 PM
        Washington D.C. - Bangkok | Thu, Jul 9 | Etihad Airways
        BKK 8:45 PM
        24h
        1 stop
        IAD 9:45 AM
        Bangkok - Washington D.C. | Wed, Jul 15 | Etihad Airways
        €988
        25% off
        €1,319 €988
      • IAD 3:10 PM
        41h 30m
        1 stop
        BKK 7:40 PM
        Washington D.C. - Bangkok | Wed, Jul 8 | Etihad Airways
        BKK 8:45 PM
        24h
        1 stop
        IAD 9:45 AM
        Bangkok - Washington D.C. | Tue, Jul 14 | Etihad Airways
        €988
        25% off
        €1,319 €988
      • IAD 3:10 PM
        21h 40m
        1 stop
        BKK 11:50 PM
        Washington D.C. - Bangkok | Thu, Jul 16 | Etihad Airways
        BKK 8:45 PM
        24h
        1 stop
        IAD 9:45 AM
        Bangkok - Washington D.C. | Wed, Jul 22 | Etihad Airways
        €988
        25% off
        €1,319 €988
      • IAD 3:10 PM
        41h 30m
        1 stop
        BKK 7:40 PM
        Washington D.C. - Bangkok | Tue, Jul 14 | Etihad Airways
        BKK 8:45 PM
        24h
        1 stop
        IAD 9:45 AM
        Bangkok - Washington D.C. | Tue, Jul 21 | Etihad Airways
        €988
        25% off
        €1,319 €988
      • IAD 3:10 PM
        21h 40m
        1 stop
        BKK 11:50 PM
        Washington D.C. - Bangkok | Fri, Jul 10 | Etihad Airways
        BKK 9:15 AM
        35h 30m
        1 stop
        IAD 9:45 AM
        Bangkok - Washington D.C. | Fri, Jul 17 | Etihad Airways
        €1,023
        22% off
        €1,319 €1,023
      • IAD 3:10 PM
        21h 40m
        1 stop
        BKK 11:50 PM
        Washington D.C. - Bangkok | Sat, Jul 11 | Etihad Airways
        BKK 3:05 PM
        29h 40m
        1 stop
        IAD 9:45 AM
        Bangkok - Washington D.C. | Fri, Jul 17 | Etihad Airways
        €1,023
        22% off
        €1,319 €1,023
      • IAD 3:10 PM
        21h 40m
        1 stop
        BKK 11:50 PM
        Washington D.C. - Bangkok | Wed, Jun 3 | Etihad Airways
        BKK 3:50 PM
        28h 55m
        1 stop
        IAD 9:45 AM
        Bangkok - Washington D.C. | Mon, Jun 8 | Etihad Airways
        €1,042
        21% off
        €1,319 €1,042
      • WAS 1:00 PM
        17h 25m
        1 stop
        BKK 2:00 PM
        Washington D.C. - Bangkok | Tue, May 19 | Normal Airline
        BKK 3:00 PM
        6h
        Nonstop
        WAS 4:00 PM
        Bangkok - Washington D.C. | Thu, May 21 | Normal Airline
        Find more flights
        Find more flights
      • IAD 3:10 PM
        41h 30m
        1 stop
        BKK 7:40 PM
        Washington D.C. - Bangkok | Thu, Jul 9 | Etihad Airways
        €432 €761
        43% off
        43% off
        €761 €432
      • IAD 3:10 PM
        21h 40m
        1 stop
        BKK 11:50 PM
        Washington D.C. - Bangkok | Mon, Jul 13 | Etihad Airways
        €514 €761
        32% off
        32% off
        €761 €514
      • IAD 3:10 PM
        21h 40m
        1 stop
        BKK 11:50 PM
        Washington D.C. - Bangkok | Wed, Jul 15 | Etihad Airways
        €514 €761
        32% off
        32% off
        €761 €514
      • IAD 3:10 PM
        21h 40m
        1 stop
        BKK 11:50 PM
        Washington D.C. - Bangkok | Sun, Jul 12 | Etihad Airways
        €532
        30% off
        €761 €532
      • IAD 3:10 PM
        21h 40m
        1 stop
        BKK 11:50 PM
        Washington D.C. - Bangkok | Thu, Jul 16 | Etihad Airways
        €543
        28% off
        €761 €543
      • IAD 1:20 PM
        44h 50m
        1 stop
        BKK 9:10 PM
        Washington D.C. - Bangkok | Thu, Jul 9 | Air Premia
        €552
        27% off
        €761 €552
      • IAD 3:10 PM
        41h 30m
        1 stop
        BKK 7:40 PM
        Washington D.C. - Bangkok | Tue, Jul 14 | Etihad Airways
        €554
        27% off
        €761 €554
      • IAD 3:10 PM
        41h 30m
        1 stop
        BKK 7:40 PM
        Washington D.C. - Bangkok | Sat, Jul 11 | Etihad Airways
        €589
        23% off
        €761 €589
      • IAD 3:10 PM
        40h
        1 stop
        BKK 6:10 PM
        Washington D.C. - Bangkok | Wed, Jul 8 | Etihad Airways
        €594
        22% off
        €761 €594
      • IAD 3:10 PM
        40h
        1 stop
        BKK 6:10 PM
        Washington D.C. - Bangkok | Fri, Jul 10 | Etihad Airways
        €601
        21% off
        €761 €601
      • WAS 1:00 PM
        17h 25m
        1 stop
        BKK 2:00 PM
        Washington D.C. - Bangkok | Tue, May 19 | Normal Airline
        Find more flights
        Find more flights

Displayed flight fares from Dulles International Airport to Suvarnabhumi Intl. Airport are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Trip.com Price Insights: Flights from Dulles International Airport to Suvarnabhumi Intl. Airport

What is the cheapest month for one-way flights from Dulles International Airport to Suvarnabhumi Intl. Airport?

Data is based on average one-way flight prices from Dulles International Airport to Suvarnabhumi Intl. Airport in Trip.com's database over the past 12 months.

Based on Trip.com’s data from the past 12 months, if you’re looking for a low-cost one-way ticket from Dulles International Airport to Suvarnabhumi Intl. Airport, the best time to buy is in October, with an average price of €476. You’ll want to avoid December, when the average price can reach as high as €935.

€935
€706
€476
€247
    Cheapest
  • €649
    May
  • €804
    Jun
  • €598
    Jul
  • €495
    Aug
  • €558
    Sep
  • €476
    Oct
  • €478
    Nov
  • €935
    Dec
  • €530
    Jan
  • €523
    Feb
  • €566
    Mar
  • €578
    Apr

What’s the cheapest month to fly round-trip from Dulles International Airport to Suvarnabhumi Intl. Airport?

The data is based on the past 12 months and shows the average monthly round-trip fares from Dulles International Airport to Suvarnabhumi Intl. Airport in the Trip.com database.

Based on Trip.com’s data from the past 12 months, October is typically the cheapest month to find flights from Dulles International Airport to Suvarnabhumi Intl. Airport, with an average price of €799. In contrast, December is usually the most expensive month, with average fares reaching €1,463.

€1,463
€1,131
€799
€467
    Cheapest
  • €1,102
    May
  • €1,320
    Jun
  • €1,284
    Jul
  • €1,074
    Aug
  • €931
    Sep
  • €799
    Oct
  • €902
    Nov
  • €1,463
    Dec
  • €1,042
    Jan
  • €938
    Feb
  • €1,019
    Mar
  • €833
    Apr

What is the cheapest day of the week to fly from Dulles International Airport to Suvarnabhumi Intl. Airport?

The data is based on the past 12 months and shows the average ticket prices from Dulles International Airport to Suvarnabhumi Intl. Airport for each day of the week in the Trip.com database.

Based on Trip.com’s data from the past 12 months, the cheapest day to depart from Dulles International Airport to Suvarnabhumi Intl. Airport is Wednesday, with average fares typically lower than other days. You’ll want to avoid flying on Thursday, as ticket prices are usually the highest that day.

€651
€583
€514
€446
    Cheapest
  • €624
    Mon
  • €634
    Tue
  • €514
    Wed
  • €651
    Thu
  • €575
    Fri
  • €649
    Sat
  • €608
    Sun

Selected Airlines from Dulles International Airport to Suvarnabhumi Intl. Airport

See which airlines fly from Washington D.C. to Bangkok. Find the airline that best meets your travel needs by comparing prices and treat yourself to an enjoyable journey.

Etihad Airways
From €543
Air Premia
From €551
Delta Air Lines
From €555
Qatar Airways
From €563
Air Canada
From €594
Frontier Airlines
From €597
Oman Air
From €616
American Airlines
From €619
Alaska Airlines
From €620
Scandinavian Airlines
From €706

Find more flights and airlines

Flight Schedule from Dulles International Airport to Suvarnabhumi Intl. Airport

Check the schedule for flights from Washington D.C. to Bangkok and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. EY006

    Dulles International Airport

    3:10 PM

    IAD

    13h 5m

    Nonstop

    12:15 PM

    AUH

    S M T W T F S
    Search

  2. EY400

    Abu Dhabi Intl. Airport

    2:15 PM

    AUH

    6h 35m

    Nonstop

    11:50 PM

    BKK

    S M T W T F S

  3. QR708

    Dulles International Airport

    9:00 PM

    IAD

    12h 40m

    Nonstop

    4:40 PM

    DOH

    S M T W T F S
    Search

  4. QR838

    Hamad Intl. Airport

    7:25 PM

    DOH

    6h 55m

    Nonstop

    6:20 AM

    BKK

    S M T W T F S

  5. AC8724

    Dulles International Airport

    9:55 AM

    IAD

    1h 48m

    Nonstop

    11:43 AM

    YUL

    S M T W T F S
    Search

  6. AC005

    Montreal Pierre Elliott Trudeau Airport

    1:05 PM

    YUL

    13h 20m

    Nonstop

    3:25 PM

    NRT

    S M T W T F S

  7. AC7412

    Narita Intl. Airport

    5:30 PM

    NRT

    7h

    Nonstop

    10:30 PM

    BKK

    S M T W T F S

  8. QR708

    Dulles International Airport

    9:00 PM

    IAD

    12h 40m

    Nonstop

    4:40 PM

    DOH

    S M T W T F S
    Search

  9. QR836

    Hamad Intl. Airport

    3:50 AM

    DOH

    6h 30m

    Nonstop

    2:20 PM

    BKK

    S M T W T F S

  10. DL5982

    Dulles International Airport

    10:35 PM

    IAD

    7h 25m

    Nonstop

    11:00 AM

    LHR

    S M T W T F S
    Search

  11. DL5929

    Heathrow Airport

    12:25 PM

    LHR

    9h 15m

    Nonstop

    2:10 AM

    BOM

    S M T W T F S

  12. 6E1059

    Chhatrapati Shivaji Intl. Airport

    1:05 PM

    BOM

    4h 40m

    Nonstop

    7:15 PM

    BKK

    S M T W T F S

  13. EY006

    Dulles International Airport

    3:10 PM

    IAD

    13h 5m

    Nonstop

    12:15 PM

    AUH

    S M T W T F S
    Search

  14. EY404

    Abu Dhabi Intl. Airport

    2:30 AM

    AUH

    6h 40m

    Nonstop

    12:10 PM

    BKK

    S M T W T F S

  15. EY006

    Dulles International Airport

    3:10 PM

    IAD

    13h 5m

    Nonstop

    12:15 PM

    AUH

    S M T W T F S
    Search

  16. EY420

    Abu Dhabi Intl. Airport

    9:45 AM

    AUH

    6h 55m

    Nonstop

    7:40 PM

    BKK

    S M T W T F S

  17. YP136

    Dulles International Airport

    1:20 PM

    IAD

    15h 35m

    Nonstop

    5:55 PM

    ICN

    S - T - T - S
    Search

  18. YP601

    Incheon Intl. Airport

    5:15 PM

    ICN

    5h 55m

    Nonstop

    9:10 PM

    BKK

    S M - W T - -
Find more flights and airlines

Dulles International Airport to Suvarnabhumi Intl. Airport Flights Info

Flight distance14,173.96 km
Cheapest one-way ticket price€432
Cheapest return ticket price€981

FAQs for Dulles International Airport to Suvarnabhumi Intl. Airport Flights

  • What is the transportation method from the main airport to downtown in Bangkok?

    • The distance from Suvarnabhumi Airport to downtown is about 24 km. It takes about 40 minutes by taxi.
    • The distance from Don Mueang International Airport to downtown is about 22 km. It takes about 40 minutes by taxi.

Popular Destinations

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

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, 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.