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฿3,171+ Cheap flights from Washington, D.C.

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
WAS — BKK
13 Feb — 20 Feb1
1 adult

What to know about flights from Washington, D.C.

Discover essential information about flights departing from Washington, D.C., including flight schedules, destinations, airlines operating at the Washington, D.C. airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 8 February 2025.

Good round-trip deal

฿5,944 or less

Good one-way deal

฿25,840 or less
Price to beat on a round-trip flight from Washington, D.C..
Price to beat on a one-way flight from Washington, D.C..

Find flights from Washington, D.C.

Cheapest flights from Washington, D.C.
Explore the most affordable flight options available from Washington, D.C.. Find the lowest fares based on data from user searches, with prices last updated on 8 February 2025.

Wed 30/412:35IAD - BKK
1 stop29h 40mเตอร์กิชแอร์ไลน์
Fri 9/522:45BKK - IAD
1 stop23h 05mเตอร์กิชแอร์ไลน์
Deal found 8/2฿32,216
Tue 1/413:45BWI - BKK
3 stops35h 30mMultiple Airlines
Sun 13/413:30BKK - BWI
2 stops35h 25mMultiple Airlines
Deal found 7/2฿32,418
Sat 15/317:35IAD - BKK
2 stops37h 30mAir China
Mon 17/301:30BKK - IAD
1 stop24h 40mAir China
Deal found 8/2฿33,093
Wed 23/422:00IAD - BKK
1 stop33h 30mเอทิฮัดแอร์เวย์
Tue 6/502:45BKK - IAD
1 stop24h 50mเอทิฮัดแอร์เวย์
Deal found 8/2฿33,666
Thu 20/322:30IAD - DMK
2 stops30h 05mMultiple Airlines
Sun 30/320:15DMK - IAD
2 stops55h 20mMultiple Airlines
Deal found 7/2฿34,374
Mon 10/318:48IAD - BKK
2 stops38h 12mSingapore Airlines
Sun 23/321:10BKK - IAD
2 stops43h 30mSingapore Airlines
Deal found 8/2฿35,252
Tue 25/207:00IAD - BKK
2 stops42h 05mMultiple Airlines
Tue 15/417:30BKK - IAD
2 stops23h 04mMultiple Airlines
Deal found 8/2฿35,825
Wed 12/321:05IAD - HKT
1 stop22h 45mQatar Airways
Wed 19/300:50HKT - IAD
1 stop27h 05mQatar Airways
Deal found 8/2฿37,039
Wed 26/220:40IAD - BKK
2 stops27h 50mEthiopian Air
Sun 16/301:35BKK - IAD
2 stops29h 15mEthiopian Air
Deal found 8/2฿37,073
Tue 6/522:00IAD - HKT
2 stops27h 10mเอทิฮัดแอร์เวย์
Mon 12/502:50HKT - IAD
1 stop24h 45mเอทิฮัดแอร์เวย์
Deal found 8/2฿37,276
Fri 14/319:10IAD - BKK
2 stops55h 30mซาอุเดียแอร์ไลน์
Fri 28/315:20BKK - IAD
1 stop35h 25mซาอุเดียแอร์ไลน์
Deal found 8/2฿37,815
Mon 3/309:00DCA - BKK
2 stops37h 40mCathay Pacific
Wed 12/306:40BKK - DCA
2 stops25h 19mCathay Pacific
Deal found 7/2฿37,950

Find flights from Washington, D.C. within your budget

Find flights departing from Washington, D.C. that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 8 February 2025. In the last 7 days, Cheapflights users made a total of 17,341 searches

Fly to

Any airport

Route

Depart

Return

Price

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Wed 30/4

12:35-05:15

1 stop29h 40m

Bangkok Suvarnabhumi

Fri 9/5

22:45-10:50

1 stop23h 05m

฿32,216

BaltimoreBangkok

BWI - BKK

BWIBKK

Baltimore/Washington

Tue 25/3

06:30-00:20

2 stops30h 50m

Bangkok Suvarnabhumi

Mon 31/3

01:10-00:12

3 stops34h 02m

฿32,216

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Sat 15/3

17:35-18:05

2 stops37h 30m

Bangkok Suvarnabhumi

Mon 17/3

01:30-15:10

1 stop24h 40m

฿33,093

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Wed 23/4

22:00-18:30

1 stop33h 30m

Bangkok Suvarnabhumi

Tue 6/5

02:45-16:35

1 stop24h 50m

฿33,666

Washington, D.C.Bangkok

IAD - DMK

IADDMK

Washington, D.C. Dulles Intl

Thu 20/3

22:30-15:35

2 stops30h 05m

Bangkok Don Mueang Intl

Sun 30/3

20:15-16:35

2 stops55h 20m

฿34,374

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Mon 10/3

18:48-20:00

2 stops38h 12m

Bangkok Suvarnabhumi

Sun 23/3

21:10-05:40

2 stops43h 30m

฿35,252

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Tue 25/2

07:00-13:05

2 stops42h 05m

Bangkok Suvarnabhumi

Tue 15/4

17:30-05:34

2 stops23h 04m

฿35,825

Washington, D.C.Phuket City

IAD - HKT

IADHKT

Washington, D.C. Dulles Intl

Wed 12/3

21:05-06:50

1 stop22h 45m

Phuket City

Wed 19/3

00:50-16:55

1 stop27h 05m

฿37,039

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Wed 26/2

20:40-12:30

2 stops27h 50m

Bangkok Suvarnabhumi

Sun 16/3

01:35-19:50

2 stops29h 15m

฿37,073

Washington, D.C.Phuket City

IAD - HKT

IADHKT

Washington, D.C. Dulles Intl

Tue 6/5

22:00-12:10

2 stops27h 10m

Phuket City

Mon 12/5

02:50-16:35

1 stop24h 45m

฿37,276

Flights are sorted by cheapest return flights first.

Deals found on 8/2

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Best time to book a flight from Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly from Washington, D.C. with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.