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Don Mueang International Airport to Dulles International Airport flight

Explore the cheapest one-way and round-trip flights from Don Mueang International Airport to Dulles International Airport over the next 90 days, with one-way fares from £709 and round-trip from £991. Based on Trip.com's latest 7-day flight data.

      • DMK 07:25
        25h 35m
        1 stop
        IAD 22:00
        Bangkok - Washington D.C. | Wed, Oct 21 | Thai AirAsia
        IAD 15:35
        39h 10m
        1 stop
        BKK 17:45
        Washington D.C. - Bangkok | Tue, Oct 27 | Etihad Airways
        £991 £1,415
        30% off
        30% off
        £1,415 £991
      • DMK 03:00
        30h
        1 stop
        IAD 22:00
        Bangkok - Washington D.C. | Wed, Oct 21 | Thai Lion Air
        IAD 15:35
        39h 10m
        1 stop
        BKK 17:45
        Washington D.C. - Bangkok | Tue, Oct 27 | Etihad Airways
        £1,003 £1,415
        28% off
        28% off
        £1,415 £1,003
      • DMK 23:50
        44h 10m
        1 stop
        IAD 09:00
        Bangkok - Washington D.C. | Sun, Oct 25 | Emirates
        IAD 00:35
        33h 50m
        1 stop
        BKK 21:25
        Washington D.C. - Bangkok | Sat, Oct 31 | Air Premia
        £1,022 £1,415
        28% off
        28% off
        £1,415 £1,022
      • DMK 23:50
        44h 10m
        1 stop
        IAD 09:00
        Bangkok - Washington D.C. | Mon, Oct 26 | Emirates
        IAD 00:35
        33h 50m
        1 stop
        BKK 21:25
        Washington D.C. - Bangkok | Sat, Oct 31 | Air Premia
        £1,023
        28% off
        £1,415 £1,023
      • DMK 11:10
        32h 50m
        1 stop
        IAD 09:00
        Bangkok - Washington D.C. | Thu, Oct 29 | Emirates
        IAD 23:35
        33h 50m
        1 stop
        BKK 21:25
        Washington D.C. - Bangkok | Tue, Nov 3 | Air Premia
        £1,046
        26% off
        £1,415 £1,046
      • DMK 23:50
        44h
        1 stop
        IAD 08:50
        Bangkok - Washington D.C. | Wed, Oct 21 | Emirates
        IAD 15:35
        39h 10m
        1 stop
        BKK 17:45
        Washington D.C. - Bangkok | Tue, Oct 27 | Etihad Airways
        £1,051
        26% off
        £1,415 £1,051
      • DMK 11:10
        33h
        1 stop
        IAD 08:10
        Bangkok - Washington D.C. | Sat, Nov 21 | Emirates
        IAD 14:35
        21h 5m
        1 stop
        BKK 23:40
        Washington D.C. - Bangkok | Wed, Nov 25 | Etihad Airways
        £1,051
        26% off
        £1,415 £1,051
      • DMK 23:50
        44h
        1 stop
        IAD 08:50
        Bangkok - Washington D.C. | Sun, Oct 11 | Emirates
        IAD 15:10
        34h
        1 stop
        BKK 12:10
        Washington D.C. - Bangkok | Fri, Oct 16 | Etihad Airways
        £1,051
        26% off
        £1,415 £1,051
      • DMK 23:50
        44h
        1 stop
        IAD 08:50
        Bangkok - Washington D.C. | Fri, Oct 9 | Emirates
        IAD 15:10
        21h 45m
        1 stop
        BKK 23:55
        Washington D.C. - Bangkok | Fri, Oct 16 | Etihad Airways
        £1,055
        25% off
        £1,415 £1,055
      • DMK 11:10
        33h
        1 stop
        IAD 08:10
        Bangkok - Washington D.C. | Sat, Nov 14 | Emirates
        IAD 14:35
        33h
        1 stop
        BKK 11:35
        Washington D.C. - Bangkok | Wed, Nov 18 | Etihad Airways
        £1,060
        25% off
        £1,415 £1,060
      • DMK 12:10
        31h 40m
        1 stop
        IAD 08:50
        Bangkok - Washington D.C. | Thu, Oct 15 | Emirates
        IAD 15:10
        40h
        1 stop
        BKK 18:10
        Washington D.C. - Bangkok | Tue, Oct 20 | Etihad Airways
        £1,061
        25% off
        £1,415 £1,061
      • DMK 12:10
        31h 40m
        1 stop
        IAD 08:50
        Bangkok - Washington D.C. | Sat, Oct 24 | Emirates
        IAD 15:25
        39h 20m
        1 stop
        BKK 17:45
        Washington D.C. - Bangkok | Tue, Oct 27 | Etihad Airways
        £1,061
        25% off
        £1,415 £1,061
      • BKK 13:00
        17h 25m
        1 stop
        WAS 14:00
        Bangkok - Washington D.C. | Sat, Oct 10 | Normal Airline
        WAS 15:00
        6h
        Direct
        BKK 16:00
        Washington D.C. - Bangkok | Mon, Oct 12 | Normal Airline
        Find more flights
        Find more flights
      • DMK 07:45
        25h 10m
        1 stop
        IAD 21:55
        Bangkok - Washington D.C. | Wed, Oct 28 | Thai AirAsia
        £709 £1,010
        30% off
        30% off
        £1,010 £709
      • DMK 07:45
        25h 10m
        1 stop
        IAD 20:55
        Bangkok - Washington D.C. | Mon, Nov 23 | Thai AirAsia
        £722 £1,010
        28% off
        28% off
        £1,010 £722
      • DMK 09:55
        23h
        1 stop
        IAD 21:55
        Bangkok - Washington D.C. | Wed, Oct 28 | Thai Lion Air
        £730 £1,010
        28% off
        28% off
        £1,010 £730
      • DMK 12:10
        31h 40m
        1 stop
        IAD 08:50
        Bangkok - Washington D.C. | Fri, Oct 9 | Emirates
        £737
        27% off
        £1,010 £737
      • DMK 11:10
        33h
        1 stop
        IAD 08:10
        Bangkok - Washington D.C. | Sat, Nov 21 | Emirates
        £745
        26% off
        £1,010 £745
      • DMK 11:10
        33h 25m
        1 stop
        IAD 08:35
        Bangkok - Washington D.C. | Mon, Nov 2 | Emirates
        £757
        25% off
        £1,010 £757
      • DMK 11:10
        33h 25m
        1 stop
        IAD 08:35
        Bangkok - Washington D.C. | Sun, Nov 1 | Emirates
        £757
        25% off
        £1,010 £757
      • DMK 23:00
        45h 35m
        1 stop
        IAD 08:35
        Bangkok - Washington D.C. | Wed, Nov 4 | Emirates
        £757
        25% off
        £1,010 £757
      • DMK 11:10
        33h 5m
        1 stop
        IAD 09:15
        Bangkok - Washington D.C. | Mon, Oct 26 | Emirates
        £757
        25% off
        £1,010 £757
      • DMK 12:10
        31h 40m
        1 stop
        IAD 08:50
        Bangkok - Washington D.C. | Thu, Oct 22 | Emirates
        £757
        25% off
        £1,010 £757
      • DMK 11:10
        33h 25m
        1 stop
        IAD 08:35
        Bangkok - Washington D.C. | Sun, Nov 15 | Emirates
        £757
        25% off
        £1,010 £757
      • DMK 23:00
        45h 35m
        1 stop
        IAD 08:35
        Bangkok - Washington D.C. | Sat, Oct 31 | Emirates
        £757
        25% off
        £1,010 £757
      • BKK 13:00
        17h 25m
        1 stop
        WAS 14:00
        Bangkok - Washington D.C. | Sat, Oct 10 | Normal Airline
        Find more flights
        Find more flights

Displayed flight fares from Don Mueang International Airport to Dulles International Airport are based on average prices across airlines for the next 3 months according to the latest Trip.com data.

Which airline offers the cheapest flights from Don Mueang International Airport to Dulles International Airport?

The cheapest airline flying from Don Mueang International Airport to Dulles International Airport is Thai AirAsia (from £425) among 6 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Thai AirAsia
From £425
Nokair Airline
From £430
Thai Lion Air
From £439
Batik Air Malaysia
From £538
AirAsia
From £615
Emirates
From £745

Find more flights and airlines

What is the flight schedule from Don Mueang International Airport to Dulles International Airport?

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. SL760

    Don Mueang International Airport

    16:30

    DMK

    1h 20m

    Direct

    17:50

    HKT

    S M T W T F S
    Search

  2. EY413

    Phuket International Airport

    21:20

    HKT

    6h 20m

    Direct

    00:40

    AUH

    S M T W T F S

  3. EY005

    Zayed International Airport

    03:15

    AUH

    15h 30m

    Direct

    09:45

    IAD

    S M T W T F S

  4. SL396

    Don Mueang International Airport

    03:00

    DMK

    3h 55m

    Direct

    07:55

    TPE

    - M - W - F S
    Search

  5. DL068

    Taiwan Taoyuan International Airport

    09:35

    TPE

    12h 25m

    Direct

    06:00

    SEA

    S M T W T F S

  6. DL541

    Seattle-Tacoma International Airport

    15:55

    SEA

    4h 56m

    Direct

    23:51

    IAD

    S M T W T F S

  7. SL380

    Don Mueang International Airport

    03:00

    DMK

    3h 55m

    Direct

    07:55

    TPE

    S - T - T - -
    Search

  8. DL068

    Taiwan Taoyuan International Airport

    09:35

    TPE

    12h 25m

    Direct

    06:00

    SEA

    S M T W T F S

  9. DL541

    Seattle-Tacoma International Airport

    15:55

    SEA

    4h 56m

    Direct

    23:51

    IAD

    S M T W T F S

  10. SL756

    Don Mueang International Airport

    12:25

    DMK

    1h 25m

    Direct

    13:50

    HKT

    S M T W T F S
    Search

  11. SV851

    Phuket International Airport

    16:20

    HKT

    8h 20m

    Direct

    20:40

    RUH

    - - T - T - S

  12. SV037

    King Khalid International Airport

    08:50

    RUH

    13h 55m

    Direct

    15:45

    IAD

    S - T - T - S

  13. SL770

    Don Mueang International Airport

    21:50

    DMK

    1h 25m

    Direct

    23:15

    HKT

    S M T - T F S
    Search

  14. EY411

    Phuket International Airport

    09:25

    HKT

    6h 20m

    Direct

    12:45

    AUH

    S M T W T F S

  15. EY005

    Zayed International Airport

    03:15

    AUH

    15h 30m

    Direct

    09:45

    IAD

    S M T W T F S

  16. FD137

    Don Mueang International Airport

    20:25

    DMK

    3h 45m

    Direct

    22:40

    BLR

    S - T - T - S
    Search

  17. EY233

    Kempegowda International Airport

    04:35

    BLR

    3h 55m

    Direct

    07:00

    AUH

    S M T W T F S

  18. EY005

    Zayed International Airport

    03:15

    AUH

    15h 30m

    Direct

    09:45

    IAD

    S M T W T F S

  19. FD3031

    Don Mueang International Airport

    20:35

    DMK

    1h 30m

    Direct

    22:05

    HKT

    S M T W T F S
    Search

  20. EY417

    Phuket International Airport

    15:20

    HKT

    6h 40m

    Direct

    19:00

    AUH

    S M T W T F S

  21. EY005

    Zayed International Airport

    03:15

    AUH

    15h 30m

    Direct

    09:45

    IAD

    S M T W T F S

  22. DD536

    Don Mueang International Airport

    21:45

    DMK

    1h 30m

    Direct

    23:15

    HKT

    S M T W T F S
    Search

  23. SV851

    Phuket International Airport

    16:20

    HKT

    8h 20m

    Direct

    20:40

    RUH

    - - T - T - S

  24. SV037

    King Khalid International Airport

    08:50

    RUH

    13h 55m

    Direct

    15:45

    IAD

    S - T - T - S

  25. SL770

    Don Mueang International Airport

    21:50

    DMK

    1h 25m

    Direct

    23:15

    HKT

    S M T - T F S
    Search

  26. SV851

    Phuket International Airport

    16:20

    HKT

    8h 20m

    Direct

    20:40

    RUH

    - - T - T - S

  27. SV037

    King Khalid International Airport

    08:50

    RUH

    13h 55m

    Direct

    15:45

    IAD

    S - T - T - S

  28. FD3009

    Don Mueang International Airport

    18:35

    DMK

    1h 30m

    Direct

    20:05

    HKT

    S M T W T F S
    Search

  29. SV851

    Phuket International Airport

    16:20

    HKT

    8h 20m

    Direct

    20:40

    RUH

    - - T - T - S

  30. SV037

    King Khalid International Airport

    08:50

    RUH

    13h 55m

    Direct

    15:45

    IAD

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

About Don Mueang International Airport and Dulles International Airport

Learn about Don Mueang International Airport (DMK) and Dulles International Airport (IAD) — including location, terminals, transportation, and travel tips.

Flight distance 14,149.04km
Cheapest one-way ticket price £709
Cheapest return ticket price £991

FAQs for Don Mueang International Airport to Dulles International Airport Flights

  • What are the cheapest flights from Don Mueang International Airport to Dulles International Airport?

    One-way flights from Don Mueang International Airport to Dulles International Airport currently start from £709, and round-trip fares start from £991. The current lowest fare is a Thai AirAsia flight departing on Wed, Oct 28; prices may vary depending on availability.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Don Mueang International Airport to Dulles International Airport is £815. Prices may vary depending on the departure date, airline, and availability.
  • Enter Don Mueang International Airport and Dulles International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

Find Cheap Flights with Trip.com

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

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Prices displayed on this page are all-inclusive (including taxes, fuel surcharges, civil aviation development fund, etc.), with all fees confirmed before payment. Fees for luggage, 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 have been updated within the last 24 hours—sometimes even in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the cancellation and change policies for each flight ticket during the booking process, including any fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply according to the airline's ticket policy.
Cancellation/change due to a flight schedule change:
If the flight schedule has changed 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 visit the customer support pages.