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Washington D.C. to Suvarnabhumi Intl. Airport flight
      • IAD 3:10 PM
        21h 40m
        1 stop
        BKK 11:50 PM
        Washington D.C. - Bangkok | Sat, Jul 18 | Etihad Airways
        BKK 3:15 AM
        41h 30m
        1 stop
        IAD 9:45 AM
        Bangkok - Washington D.C. | Sat, Jul 25 | Etihad Airways
        $1,163 $1,326
        12% off
        12% off
        $1,326 $1,163
      • IAD 3:10 PM
        40h
        1 stop
        BKK 6:10 PM
        Washington D.C. - Bangkok | Fri, Jul 17 | Etihad Airways
        BKK 3:15 AM
        41h 30m
        1 stop
        IAD 9:45 AM
        Bangkok - Washington D.C. | Thu, Jul 23 | Etihad Airways
        $1,163 $1,326
        12% off
        12% off
        $1,326 $1,163
      • IAD 3:10 PM
        21h 40m
        1 stop
        BKK 11:50 PM
        Washington D.C. - Bangkok | Tue, Jul 21 | Etihad Airways
        BKK 3:55 PM
        28h 50m
        1 stop
        IAD 9:45 AM
        Bangkok - Washington D.C. | Sun, Jul 26 | Etihad Airways
        $1,163 $1,326
        12% off
        12% off
        $1,326 $1,163
      • IAD 3:10 PM
        21h 40m
        1 stop
        BKK 11:50 PM
        Washington D.C. - Bangkok | Tue, Jul 14 | Etihad Airways
        BKK 3:15 AM
        41h 30m
        1 stop
        IAD 9:45 AM
        Bangkok - Washington D.C. | Sun, Jul 19 | Etihad Airways
        $1,164
        12% off
        $1,326 $1,164
      • IAD 3:10 PM
        21h 40m
        1 stop
        BKK 11:50 PM
        Washington D.C. - Bangkok | Mon, Jul 20 | Etihad Airways
        BKK 3:15 AM
        41h 30m
        1 stop
        IAD 9:45 AM
        Bangkok - Washington D.C. | Sun, Jul 26 | Etihad Airways
        $1,203
        9% off
        $1,326 $1,203
      • IAD 3:10 PM
        40h
        1 stop
        BKK 6:10 PM
        Washington D.C. - Bangkok | Sun, Jul 19 | Etihad Airways
        BKK 3:15 AM
        41h 30m
        1 stop
        IAD 9:45 AM
        Bangkok - Washington D.C. | Sat, Jul 25 | Etihad Airways
        $1,203
        9% off
        $1,326 $1,203
      • IAD 3:10 PM
        21h 40m
        1 stop
        BKK 11:50 PM
        Washington D.C. - Bangkok | Fri, Jul 24 | Etihad Airways
        BKK 3:55 PM
        28h 50m
        1 stop
        IAD 9:45 AM
        Bangkok - Washington D.C. | Sun, Jul 26 | Etihad Airways
        $1,225
        8% off
        $1,326 $1,225
      • IAD 4:30 PM
        27h 55m
        1 stop
        BKK 7:25 AM
        Washington D.C. - Bangkok | Mon, Jul 13 | ITA Airways
        BKK 12:25 PM
        37h 5m
        1 stop
        IAD 2:30 PM
        Bangkok - Washington D.C. | Fri, Jul 17 | ITA Airways
        $1,230
        7% off
        $1,326 $1,230
      • IAD 3:10 PM
        40h
        1 stop
        BKK 6:10 PM
        Washington D.C. - Bangkok | Wed, Jul 15 | Etihad Airways
        BKK 3:55 PM
        28h 50m
        1 stop
        IAD 9:45 AM
        Bangkok - Washington D.C. | Wed, Jul 22 | Etihad Airways
        $1,246
        6% off
        $1,326 $1,246
      • WAS 1:00 PM
        17h 25m
        1 stop
        BKK 2:00 PM
        Washington D.C. - Bangkok | Wed, Jun 10 | Normal Airline
        BKK 3:00 PM
        6h
        Nonstop
        WAS 4:00 PM
        Bangkok - Washington D.C. | Fri, Jun 12 | Normal Airline
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      • IAD 9:00 PM
        29h 25m
        1 stop
        BKK 1:25 PM
        Washington D.C. - Bangkok | Thu, Aug 6 | Qatar Airways
        $555 $681
        19% off
        19% off
        $681 $555
      • IAD 3:10 PM
        34h
        1 stop
        BKK 12:10 PM
        Washington D.C. - Bangkok | Tue, Jul 28 | Etihad Airways
        $588 $681
        14% off
        14% off
        $681 $588
      • IAD 3:10 PM
        40h
        1 stop
        BKK 6:10 PM
        Washington D.C. - Bangkok | Mon, Jul 20 | Etihad Airways
        $611 $681
        10% off
        10% off
        $681 $611
      • IAD 3:10 PM
        40h
        1 stop
        BKK 6:10 PM
        Washington D.C. - Bangkok | Sun, Jul 19 | Etihad Airways
        $611
        10% off
        $681 $611
      • IAD 1:30 PM
        36h 45m
        1 stop
        BKK 1:15 PM
        Washington D.C. - Bangkok | Thu, Aug 6 | Korean Air
        $611
        10% off
        $681 $611
      • IAD 1:50 AM
        34h 40m
        1 stop
        BKK 11:30 PM
        Washington D.C. - Bangkok | Thu, Jul 9 | EVA Air
        $615
        10% off
        $681 $615
      • IAD 1:20 PM
        39h 5m
        1 stop
        BKK 3:25 PM
        Washington D.C. - Bangkok | Thu, Aug 6 | Turkish Airlines
        $636
        7% off
        $681 $636
      • IAD 12:15 PM
        29h 20m
        1 stop
        BKK 4:35 AM
        Washington D.C. - Bangkok | Thu, Aug 6 | United Airlines
        $637
        6% off
        $681 $637
      • IAD 3:10 PM
        40h
        1 stop
        BKK 6:10 PM
        Washington D.C. - Bangkok | Wed, Jul 22 | Etihad Airways
        $640
        6% off
        $681 $640
      • WAS 1:00 PM
        17h 25m
        1 stop
        BKK 2:00 PM
        Washington D.C. - Bangkok | Wed, Jun 10 | Normal Airline
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Displayed flight fares from Washington D.C. 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 Washington D.C. to Suvarnabhumi Intl. Airport

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

The data is based on the past 12 months and shows the average one-way ticket prices from Washington D.C. to Suvarnabhumi Intl. Airport for each month in the Trip.com database.

Based on Trip.com’s data from the past 12 months, the cheapest month to fly one-way from Washington D.C. to Suvarnabhumi Intl. Airport is October, with an average price of $555. The priciest month is usually December, when the average price can reach $1,081.

$1,081
$818
$555
$292
    Cheapest
  • $865
    Jun
  • $699
    Jul
  • $575
    Aug
  • $638
    Sep
  • $555
    Oct
  • $557
    Nov
  • $1,081
    Dec
  • $618
    Jan
  • $606
    Feb
  • $682
    Mar
  • $674
    Apr
  • $654
    May

What’s the cheapest month to fly round-trip from Washington D.C. to Suvarnabhumi Intl. Airport?

The data is based on the past 12 months and shows the average monthly round-trip fares from Washington D.C. 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 Washington D.C. to Suvarnabhumi Intl. Airport, with an average price of $932. In contrast, December is usually the most expensive month, with average fares reaching $1,706.

$1,706
$1,319
$932
$545
    Cheapest
  • $1,485
    Jun
  • $1,497
    Jul
  • $1,252
    Aug
  • $1,085
    Sep
  • $932
    Oct
  • $1,052
    Nov
  • $1,706
    Dec
  • $1,215
    Jan
  • $1,093
    Feb
  • $1,189
    Mar
  • $972
    Apr
  • $1,428
    May

What is the cheapest day of the week to fly from Washington D.C. to Suvarnabhumi Intl. Airport?

The data is based on the past 12 months and shows the average ticket prices from Washington D.C. 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 Washington D.C. to Suvarnabhumi Intl. Airport is Wednesday, with average fares generally lower than other days. You’ll want to avoid flying on Thursday, as ticket prices are usually the highest that day.

$778
$706
$633
$561
    Cheapest
  • $734
    Mon
  • $710
    Tue
  • $633
    Wed
  • $778
    Thu
  • $665
    Fri
  • $774
    Sat
  • $719
    Sun

Cheap Flights from Washington D.C. to Suvarnabhumi Intl. Airport

Air Premia logo Air Premia
Etihad Airways logo Etihad Airways
Korean Air logo Korean Air
Qatar Airways logo Qatar Airways
Turkish Airlines logo Turkish Airlines
EVA Air logo EVA Air
United Airlines logo United Airlines

Flight Schedule from Washington D.C. to Suvarnabhumi Intl. Airport

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. EY006

    Dulles International Airport

    3:10 PM

    IAD

    13h 5m

    Nonstop

    12:15 PM

    AUH

    S M T W T F S
    Search

  6. EY402

    Abu Dhabi Intl. Airport

    9:10 PM

    AUH

    6h 35m

    Nonstop

    6:45 AM

    BKK

    S M T W T F S

  7. EY006

    Dulles International Airport

    3:10 PM

    IAD

    13h 5m

    Nonstop

    12:15 PM

    AUH

    S M T W T F S
    Search

  8. EY1014

    Abu Dhabi Intl. Airport

    2:50 PM

    AUH

    3h 25m

    Nonstop

    7:45 PM

    BOM

    S M T - T F S

  9. VZ761

    Chhatrapati Shivaji Intl. Airport

    12:55 AM

    BOM

    4h 25m

    Nonstop

    6:50 AM

    BKK

    S M T W T F S

  10. QR708

    Dulles International Airport

    9:00 PM

    IAD

    12h 40m

    Nonstop

    4:40 PM

    DOH

    S M T W T F S
    Search

  11. QR836

    Hamad Intl. Airport

    2:30 AM

    DOH

    6h 55m

    Nonstop

    1:25 PM

    BKK

    S M T W T F S

  12. EY006

    Dulles International Airport

    3:10 PM

    IAD

    13h 5m

    Nonstop

    12:15 PM

    AUH

    S M T W T F S
    Search

  13. EY404

    Abu Dhabi Intl. Airport

    2:30 AM

    AUH

    6h 40m

    Nonstop

    12:10 PM

    BKK

    S M T W T F S

  14. EY006

    Dulles International Airport

    3:10 PM

    IAD

    13h 5m

    Nonstop

    12:15 PM

    AUH

    S M T W T F S
    Search

  15. EY406

    Abu Dhabi Intl. Airport

    8:35 AM

    AUH

    6h 35m

    Nonstop

    6:10 PM

    BKK

    S M T W T F S

  16. EY006

    Dulles International Airport

    3:10 PM

    IAD

    13h 5m

    Nonstop

    12:15 PM

    AUH

    S M T W T F S
    Search

  17. EY420

    Abu Dhabi Intl. Airport

    9:20 AM

    AUH

    6h 55m

    Nonstop

    7:15 PM

    BKK

    S M T W T F S
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Flight Info of Flights from Washington D.C. to Suvarnabhumi Intl. Airport

Cheapest one-way flight price$438
Off-season for travelSeptember
Peak season for travelJuly

FAQs for Washington D.C. to Suvarnabhumi Intl. Airport Flights

  • When are flight tickets from Washington D.C. (WAS) to Bangkok (BKK) the cheapest?

    Airlines adjust prices for flights from Washington D.C. to Bangkok based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • According to Trip.com's data, the lowest price is around $1,754.
    • 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 26 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.