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Dulles International Airport to Suvarnabhumi Intl. Airport flight

Explore the cheapest one-way and round-trip flights from Dulles International Airport to Suvarnabhumi Intl. Airport over the next 90 days, with one-way fares from PLN 1,155 and round-trip from PLN 2,383. Based on Trip.com's latest 7-day flight data.

    • IAD 11:35 PM
      33h 50m
      1 stop
      BKK 9:25 PM
      Washington D.C. - Bangkok | Thu, Dec 3 | Air Premia
      BKK 10:55 PM
      33h 40m
      1 stop
      IAD 8:35 PM
      Bangkok - Washington D.C. | Wed, Dec 9 | Air Premia
      PLN 2,383 PLN 3,720
      36% off
      36% off
      PLN 3,720 PLN 2,383
    • IAD 12:35 AM
      33h 50m
      1 stop
      BKK 9:25 PM
      Washington D.C. - Bangkok | Sun, Nov 1 | Air Premia
      BKK 7:55 PM
      25h 5m
      1 stop
      IAD 9:00 AM
      Bangkok - Washington D.C. | Sun, Nov 8 | Etihad Airways
      PLN 2,884 PLN 3,720
      22% off
      22% off
      PLN 3,720 PLN 2,884
    • IAD 11:35 PM
      33h 50m
      1 stop
      BKK 9:25 PM
      Washington D.C. - Bangkok | Sat, Nov 14 | Air Premia
      BKK 1:30 AM
      29h
      1 stop
      IAD 6:30 PM
      Bangkok - Washington D.C. | Sat, Nov 21 | Air China
      PLN 2,970 PLN 3,720
      20% off
      20% off
      PLN 3,720 PLN 2,970
    • IAD 11:35 PM
      33h 50m
      1 stop
      BKK 9:25 PM
      Washington D.C. - Bangkok | Mon, Nov 2 | Air Premia
      BKK 10:55 PM
      33h 40m
      1 stop
      IAD 8:35 PM
      Bangkok - Washington D.C. | Fri, Nov 6 | Air Premia
      PLN 2,980
      20% off
      PLN 3,720 PLN 2,980
    • IAD 6:50 PM
      31h 50m
      1 stop
      BKK 1:40 PM
      Washington D.C. - Bangkok | Sat, Oct 31 | Saudia
      BKK 3:20 PM
      34h 30m
      1 stop
      IAD 1:50 PM
      Bangkok - Washington D.C. | Thu, Nov 5 | Saudia
      PLN 3,048
      18% off
      PLN 3,720 PLN 3,048
    • IAD 6:50 PM
      31h 50m
      1 stop
      BKK 1:40 PM
      Washington D.C. - Bangkok | Sat, Oct 24 | Saudia
      BKK 3:20 PM
      34h 30m
      1 stop
      IAD 2:50 PM
      Bangkok - Washington D.C. | Thu, Oct 29 | Saudia
      PLN 3,053
      18% off
      PLN 3,720 PLN 3,053
    • IAD 5:50 PM
      31h 50m
      1 stop
      BKK 1:40 PM
      Washington D.C. - Bangkok | Mon, Nov 16 | Saudia
      BKK 3:20 PM
      34h 30m
      1 stop
      IAD 1:50 PM
      Bangkok - Washington D.C. | Sat, Nov 21 | Saudia
      PLN 3,053
      18% off
      PLN 3,720 PLN 3,053
    • IAD 5:50 PM
      31h 50m
      1 stop
      BKK 1:40 PM
      Washington D.C. - Bangkok | Sat, Nov 14 | Saudia
      BKK 3:20 PM
      34h 30m
      1 stop
      IAD 1:50 PM
      Bangkok - Washington D.C. | Tue, Nov 17 | Saudia
      PLN 3,053
      18% off
      PLN 3,720 PLN 3,053
    • IAD 5:50 PM
      31h 50m
      1 stop
      BKK 1:40 PM
      Washington D.C. - Bangkok | Mon, Nov 9 | Saudia
      BKK 3:20 PM
      34h 25m
      1 stop
      IAD 1:45 PM
      Bangkok - Washington D.C. | Sat, Nov 14 | Saudia
      PLN 3,053
      18% off
      PLN 3,720 PLN 3,053
    • WAS 1:00 PM
      17h 25m
      1 stop
      BKK 2:00 PM
      Washington D.C. - Bangkok | Fri, Oct 23 | Normal Airline
      BKK 3:00 PM
      6h
      Nonstop
      WAS 4:00 PM
      Bangkok - Washington D.C. | Sun, Oct 25 | Normal Airline
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    • Cheapest
      IAD 11:35 PM
      33h 50m
      1 stop
      BKK 9:25 PM
      Washington D.C. - Bangkok | Fri, Nov 27 | Air Premia
      PLN 1,155 PLN 1,969
      41% off
      41% off
      PLN 1,969 PLN 1,155
    • Cheapest
      IAD 11:35 PM
      33h 50m
      1 stop
      BKK 9:25 PM
      Washington D.C. - Bangkok | Wed, Nov 25 | Air Premia
      PLN 1,155 PLN 1,969
      41% off
      41% off
      PLN 1,969 PLN 1,155
    • IAD 11:35 PM
      33h 50m
      1 stop
      BKK 9:25 PM
      Washington D.C. - Bangkok | Sun, Nov 1 | Air Premia
      PLN 1,168 PLN 1,969
      41% off
      41% off
      PLN 1,969 PLN 1,168
    • IAD 11:35 PM
      33h 50m
      1 stop
      BKK 9:25 PM
      Washington D.C. - Bangkok | Wed, Nov 18 | Air Premia
      PLN 1,184
      40% off
      PLN 1,969 PLN 1,184
    • IAD 2:25 PM
      33h 10m
      1 stop
      BKK 11:35 AM
      Washington D.C. - Bangkok | Tue, Nov 24 | Etihad Airways
      PLN 1,530
      22% off
      PLN 1,969 PLN 1,530
    • IAD 2:25 PM
      21h 15m
      1 stop
      BKK 11:40 PM
      Washington D.C. - Bangkok | Mon, Nov 23 | Etihad Airways
      PLN 1,530
      22% off
      PLN 1,969 PLN 1,530
    • IAD 3:35 PM
      28h
      1 stop
      BKK 6:35 AM
      Washington D.C. - Bangkok | Sun, Oct 25 | Etihad Airways
      PLN 1,541
      22% off
      PLN 1,969 PLN 1,541
    • IAD 2:25 PM
      28h 10m
      1 stop
      BKK 6:35 AM
      Washington D.C. - Bangkok | Mon, Nov 9 | Etihad Airways
      PLN 1,547
      21% off
      PLN 1,969 PLN 1,547
    • IAD 2:25 PM
      28h 50m
      1 stop
      BKK 7:15 AM
      Washington D.C. - Bangkok | Tue, Nov 17 | Etihad Airways
      PLN 1,547
      21% off
      PLN 1,969 PLN 1,547
    • WAS 1:00 PM
      17h 25m
      1 stop
      BKK 2:00 PM
      Washington D.C. - Bangkok | Fri, Oct 23 | Normal Airline
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    • IAD 2:25 PM
      21h 15m
      1 stop
      BKK 11:40 PM
      Washington D.C. - Bangkok | Mon, Nov 23 | Etihad Airways
      PLN 1,530 PLN 4,413
      65% off
      65% off
      PLN 4,413 PLN 1,530
    • IAD 2:35 PM
      21h 5m
      1 stop
      BKK 11:40 PM
      Washington D.C. - Bangkok | Tue, Nov 17 | Etihad Airways
      PLN 1,547 PLN 4,413
      65% off
      65% off
      PLN 4,413 PLN 1,547
    • IAD 9:05 PM
      22h 35m
      1 stop
      BKK 6:40 AM
      Washington D.C. - Bangkok | Mon, Oct 26 | Qatar Airways
      PLN 1,875 PLN 4,413
      57% off
      57% off
      PLN 4,413 PLN 1,875
    • IAD 9:05 PM
      22h 35m
      1 stop
      BKK 6:40 AM
      Washington D.C. - Bangkok | Tue, Oct 27 | Qatar Airways
      PLN 1,875
      57% off
      PLN 4,413 PLN 1,875
    • IAD 11:30 AM
      20h 55m
      1 stop
      BKK 7:25 PM
      Washington D.C. - Bangkok | Fri, Oct 30 | Qatar Airways
      PLN 1,890
      56% off
      PLN 4,413 PLN 1,890
    • IAD 2:25 PM
      21h 15m
      1 stop
      BKK 11:40 PM
      Washington D.C. - Bangkok | Fri, Nov 27 | Etihad Airways
      PLN 2,252
      49% off
      PLN 4,413 PLN 2,252
    • IAD 2:25 PM
      21h 15m
      1 stop
      BKK 11:40 PM
      Washington D.C. - Bangkok | Wed, Nov 18 | Etihad Airways
      PLN 2,451
      44% off
      PLN 4,413 PLN 2,451
    • IAD 2:35 PM
      21h 5m
      1 stop
      BKK 11:40 PM
      Washington D.C. - Bangkok | Tue, Nov 10 | Etihad Airways
      PLN 2,520
      43% off
      PLN 4,413 PLN 2,520
    • IAD 3:10 PM
      21h 45m
      1 stop
      BKK 11:55 PM
      Washington D.C. - Bangkok | Thu, Oct 22 | Etihad Airways
      PLN 2,580
      42% off
      PLN 4,413 PLN 2,580
    • WAS 1:00 PM
      17h 25m
      1 stop
      BKK 2:00 PM
      Washington D.C. - Bangkok | Fri, Oct 23 | Normal Airline
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    • IAD 10:50 AM
      20h
      1 stop
      BKK 6:50 PM
      Washington D.C. - Bangkok | Wed, Dec 2 | Qatar Airways
      PLN 3,571 PLN 6,705
      47% off
      47% off
      PLN 6,705 PLN 3,571
    • IAD 10:35 AM
      20h 5m
      1 stop
      BKK 6:40 PM
      Washington D.C. - Bangkok | Sun, Nov 1 | Emirates
      PLN 4,028 PLN 6,705
      40% off
      40% off
      PLN 6,705 PLN 4,028
    • IAD 10:35 AM
      20h 5m
      1 stop
      BKK 6:40 PM
      Washington D.C. - Bangkok | Tue, Nov 17 | Emirates
      PLN 4,068 PLN 6,705
      39% off
      39% off
      PLN 6,705 PLN 4,068
    • IAD 10:35 AM
      20h 5m
      1 stop
      BKK 6:40 PM
      Washington D.C. - Bangkok | Sun, Nov 22 | Emirates
      PLN 4,000
      40% off
      PLN 6,705 PLN 4,000
    • IAD 10:35 AM
      20h 5m
      1 stop
      BKK 6:40 PM
      Washington D.C. - Bangkok | Wed, Nov 11 | Emirates
      PLN 4,038
      40% off
      PLN 6,705 PLN 4,038
    • IAD 10:35 AM
      20h 5m
      1 stop
      BKK 6:40 PM
      Washington D.C. - Bangkok | Wed, Nov 25 | Emirates
      PLN 3,967
      41% off
      PLN 6,705 PLN 3,967
    • IAD 3:35 PM
      20h 45m
      1 stop
      BKK 11:20 PM
      Washington D.C. - Bangkok | Fri, Oct 30 | Etihad Airways
      PLN 2,063
      69% off
      PLN 6,705 PLN 2,063
    • IAD 9:30 PM
      22h 5m
      1 stop
      BKK 7:35 AM
      Washington D.C. - Bangkok | Sun, Nov 1 | KLM
      PLN 5,501
      18% off
      PLN 6,705 PLN 5,501
    • IAD 9:30 PM
      22h 5m
      1 stop
      BKK 7:35 AM
      Washington D.C. - Bangkok | Sun, Nov 1 | Air France
      PLN 5,501
      18% off
      PLN 6,705 PLN 5,501
    • WAS 1:00 PM
      17h 25m
      1 stop
      BKK 2:00 PM
      Washington D.C. - Bangkok | Fri, Oct 23 | Normal Airline
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    • IAD 9:05 PM
      22h 35m
      1 stop
      BKK 6:40 AM
      Washington D.C. - Bangkok | Mon, Oct 26 | Qatar Airways
      PLN 1,875 PLN 4,413
      57% off
      57% off
      PLN 4,413 PLN 1,875
    • IAD 9:05 PM
      22h 35m
      1 stop
      BKK 6:40 AM
      Washington D.C. - Bangkok | Tue, Oct 27 | Qatar Airways
      PLN 1,875 PLN 4,413
      57% off
      57% off
      PLN 4,413 PLN 1,875
    • IAD 1:15 AM
      23h 15m
      1 stop
      BKK 11:30 AM
      Washington D.C. - Bangkok | Tue, Oct 27 | EVA Air
      PLN 2,083 PLN 4,413
      53% off
      53% off
      PLN 4,413 PLN 2,083
    • IAD 3:25 PM
      21h 15m
      1 stop
      BKK 11:40 PM
      Washington D.C. - Bangkok | Wed, Oct 28 | Etihad Airways
      PLN 2,573
      42% off
      PLN 4,413 PLN 2,573
    • IAD 3:10 PM
      21h 45m
      1 stop
      BKK 11:55 PM
      Washington D.C. - Bangkok | Thu, Oct 22 | Etihad Airways
      PLN 2,580
      42% off
      PLN 4,413 PLN 2,580
    • IAD 3:10 PM
      21h 45m
      1 stop
      BKK 11:55 PM
      Washington D.C. - Bangkok | Fri, Oct 23 | Etihad Airways
      PLN 2,739
      38% off
      PLN 4,413 PLN 2,739
    • IAD 11:05 AM
      21h 20m
      1 stop
      BKK 7:25 PM
      Washington D.C. - Bangkok | Sat, Oct 24 | Qatar Airways
      PLN 3,662
      17% off
      PLN 4,413 PLN 3,662
    • WAS 1:00 PM
      17h 25m
      1 stop
      BKK 2:00 PM
      Washington D.C. - Bangkok | Fri, Oct 23 | Normal Airline
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Displayed flight fares from Washington D.C. to Bangkok 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 September, with an average price of PLN 2,161. You’ll want to avoid December, when the average price can reach as high as PLN 4,307.

PLN 4,307
PLN 3,234
PLN 2,161
PLN 1,088
    Cheapest
  • PLN 2,389
    Oct
  • PLN 2,202
    Nov
  • PLN 4,307
    Dec
  • PLN 2,440
    Jan
  • PLN 2,412
    Feb
  • PLN 2,609
    Mar
  • PLN 2,664
    Apr
  • PLN 2,552
    May
  • PLN 3,693
    Jun
  • PLN 2,490
    Jul
  • PLN 2,426
    Aug
  • PLN 2,161
    Sep

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 Saturday, as ticket prices are usually the highest that day.

PLN 3,147
PLN 2,760
PLN 2,372
PLN 1,985
    Cheapest
  • PLN 2,791
    Mon
  • PLN 2,670
    Tue
  • PLN 2,372
    Wed
  • PLN 2,809
    Thu
  • PLN 2,407
    Fri
  • PLN 3,147
    Sat
  • PLN 2,733
    Sun

Which airline offers the cheapest flights from Dulles International Airport to Suvarnabhumi Intl. Airport?

The cheapest airline flying from Dulles International Airport to Suvarnabhumi Intl. Airport is Air Premia (from PLN 1,155) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Air Premia
From PLN 1,155
Etihad Airways
From PLN 1,530
Korean Air
From PLN 1,586
Qatar Airways
From PLN 1,776
Frontier Airlines
From PLN 1,869
Saudia
From PLN 2,027
Delta Air Lines
From PLN 2,034
EVA Air
From PLN 2,038
Royal Jordanian
From PLN 2,187
United Airlines
From PLN 2,223

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What is the 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

    12h 5m

    Nonstop

    12:15 PM

    AUH

    S M T W T F S
    Search

  2. EY400

    Abu Dhabi Intl. Airport

    3:20 PM

    AUH

    6h 35m

    Nonstop

    12:55 AM

    BKK

    S M T W T F S

  3. KE094

    Dulles International Airport

    1:15 PM

    IAD

    15h 25m

    Nonstop

    5:40 PM

    ICN

    S M T W T F S
    Search

  4. KE653

    Incheon Intl. Airport

    7:05 PM

    ICN

    6h

    Nonstop

    11:05 PM

    BKK

    S - - - - - S

  5. KE094

    Dulles International Airport

    1:15 PM

    IAD

    15h 25m

    Nonstop

    5:40 PM

    ICN

    S M T W T F S
    Search

  6. KE659

    Incheon Intl. Airport

    7:00 PM

    ICN

    5h 55m

    Nonstop

    10:55 PM

    BKK

    S M T W T F S

  7. EY006

    Dulles International Airport

    3:10 PM

    IAD

    12h 5m

    Nonstop

    12:15 PM

    AUH

    S M T W T F S
    Search

  8. EY402

    Abu Dhabi Intl. Airport

    9:20 PM

    AUH

    6h 20m

    Nonstop

    6:40 AM

    BKK

    S M T W T F S

  9. QR708

    Dulles International Airport

    9:00 PM

    IAD

    12h 40m

    Nonstop

    4:40 PM

    DOH

    S M T W T F S
    Search

  10. QR834

    Hamad Intl. Airport

    2:00 AM

    DOH

    6h 55m

    Nonstop

    12:55 PM

    BKK

    S M T W T F S

  11. EY006

    Dulles International Airport

    3:10 PM

    IAD

    12h 5m

    Nonstop

    12:15 PM

    AUH

    S M T W T F S
    Search

  12. EY404

    Abu Dhabi Intl. Airport

    3:55 AM

    AUH

    6h 45m

    Nonstop

    1:40 PM

    BKK

    S M T W T F S

  13. YP136

    Dulles International Airport

    12:35 AM

    IAD

    15h 50m

    Nonstop

    5:25 AM

    ICN

    S - T - T - S
    Search

  14. YP601

    Incheon Intl. Airport

    5:15 PM

    ICN

    5h 55m

    Nonstop

    9:10 PM

    BKK

    S M - W - - S

  15. KE094

    Dulles International Airport

    1:15 PM

    IAD

    15h 25m

    Nonstop

    5:40 PM

    ICN

    S M T W T F S
    Search

  16. KE657

    Incheon Intl. Airport

    9:00 AM

    ICN

    6h

    Nonstop

    1:00 PM

    BKK

    S M T W T F S

  17. EY006

    Dulles International Airport

    3:10 PM

    IAD

    12h 5m

    Nonstop

    12:15 PM

    AUH

    S M T W T F S
    Search

  18. EY406

    Abu Dhabi Intl. Airport

    8:35 AM

    AUH

    6h 35m

    Nonstop

    6:10 PM

    BKK

    S M T W T F S

  19. KE094

    Dulles International Airport

    1:15 PM

    IAD

    15h 25m

    Nonstop

    5:40 PM

    ICN

    S M T W T F S
    Search

  20. KE651

    Incheon Intl. Airport

    5:40 PM

    ICN

    5h 30m

    Nonstop

    9:10 PM

    BKK

    S M T W T F S
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About Dulles International Airport and Suvarnabhumi Intl. Airport

Learn about Dulles International Airport (IAD) and Suvarnabhumi Intl. Airport (BKK) — including location, terminals, transportation, and travel tips.

Flight distance 14,173.96 km
Cheapest one-way ticket price PLN 1,155
Cheapest return ticket price PLN 2,383

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.
  • One-way flights from Dulles International Airport to Suvarnabhumi Intl. Airport currently start from PLN 1,155, and round-trip fares start from PLN 2,383. The current lowest fare is a Air Premia flight departing on Fri, Nov 27; 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 Dulles International Airport to Suvarnabhumi Intl. Airport is PLN 3,629. Prices may vary depending on the departure date, airline, and availability.
  • Enter Dulles International Airport and Suvarnabhumi Intl. 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.

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.