Can I find cheaper flights to Washington, D.C. if I am willing to have stopovers?

Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Washington, D.C. on Cheapflights that require 1 or 2 stops for potential cost savings.

What is the best airline to fly to Washington, D.C.?

Based on reviews from Cheapflights users, United Airlines is rated the highest out of the airlines that fly to Washington, D.C..

What is the cheapest airport to fly to in Washington, D.C.?

Baltimore/Washington is currently the cheapest airport to fly to in Washington, D.C.. One-way flights to Baltimore/Washington typically cost ฿2,696, while return flights cost around ฿49,310.

Where does the fastest flight to Washington, D.C. depart from?

For those looking to save time traveling to Washington, D.C., Bangkok offers the quickest one-way flight (24 hours 15 minutes).

Does Washington, D.C. Dulles Intl have rental cars?

Yes. Those touching down at Washington, D.C. Dulles Intl can take advantage of the car hire services offered upon their arrival.

Are there hotels close to Washington, D.C. Dulles Intl?

Yes. Washington, D.C. Dulles Intl has hotels nearby for those requiring accommodations. Sleepbox Lounge Iad, Dulles International Airport is the closest property to Washington, D.C. Dulles Intl (0.0 km away from Washington, D.C. Dulles Intl).

฿17,699+ Cheap Flights to Washington, D.C., District of Columbia

Flights to Washington, D.C. in 2026

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights to Washington, D.C.
Explore the most affordable flight options available to Washington, D.C.. Find the lowest fares based on data from user searches, with prices last updated on 26 August 2026.

Mon 2/1115:20 -

1 stop34h 30m

Fri 6/1117:50 -

1 stop31h 50m

Deal found 21/8฿24,864

Sun 13/917:15 -

1 stop39h 45m

Fri 25/901:15 -

1 stop33h 20m

Deal found 25/8฿26,860

Fri 28/808:15 -

1 stop25h 15m

Fri 11/901:15 -

1 stop22h 25m

Deal found 25/8฿27,024

Thu 1/1017:15 -

1 stop39h 45m

Fri 16/1001:15 -

1 stop28h 35m

Deal found 25/8฿27,220

Thu 1/1015:25 -

1 stop35h 20m

Sun 1/1117:50 -

1 stop31h 50m

Deal found 25/8฿27,612

Fri 4/912:40 -

1 stop20h 20m

Sat 24/1001:15 -

1 stop28h 35m

Deal found 25/8฿27,743

Sat 29/808:15 -

1 stop25h 15m

Fri 11/901:15 -

1 stop33h 20m

Deal found 25/8฿27,809

Sun 25/1015:20 -

1 stop35h 25m

Fri 30/1018:50 -

1 stop31h 50m

Deal found 25/8฿28,725

Sat 19/1215:20 -

1 stop35h 25m

Fri 15/117:50 -

1 stop31h 50m

Deal found 22/8฿28,790

Thu 3/907:00 -

2 stops24h 09m

Wed 23/908:20 -

2 stops33h 15m

Deal found 25/8฿34,156

Thu 12/1109:10 -

2 stops25h 20m

Mon 16/1119:05 -

3 stops52h 25m

Deal found 21/8฿34,287

Sun 25/1016:55 -

3 stops28h 00m

Fri 30/1012:50 -

3 stops47h 00m

Deal found 25/8฿34,548

Best flights to Washington, D.C.
Discover carefully curated flight deals to Washington, D.C. that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 August 2026.

Thu 1/1009:35 -

1 stop41h 00m

Sat 31/1013:17 -

3 stops35h 13m

Deal found 25/8฿33,927

Fri 11/915:55 -

1 stop28h 50m

Mon 14/915:10 -

1 stop21h 45m

Deal found 25/8฿34,548

Sun 25/1021:30 -

2 stops32h 07m

Fri 30/1006:05 -

2 stops31h 40m

Deal found 25/8฿38,147

Sun 13/913:20 -

2 stops28h 15m

Sat 26/917:45 -

2 stops29h 00m

Deal found 25/8฿39,587

Tue 10/1109:50 -

2 stops44h 03m

Sat 14/1107:18 -

2 stops28h 17m

Deal found 25/8฿45,737

Sun 25/1023:00 -

1 stop45h 00m

Fri 30/1011:15 -

1 stop21h 55m

Deal found 25/8฿48,747

Fri 11/907:00 -

2 stops28h 44m

Mon 14/913:00 -

2 stops33h 35m

Deal found 25/8฿34,090

Mon 2/1107:10 -

2 stops27h 20m

Fri 6/1108:30 -

2 stops26h 20m

Deal found 21/8฿34,287

Tue 6/1009:50 -

2 stops24h 45m

Tue 13/1006:00 -

2 stops28h 45m

Deal found 22/8฿38,311

Mon 21/1217:15 -

2 stops38h 45m

Tue 19/117:00 -

2 stops29h 45m

Deal found 21/8฿39,848

Thu 12/1109:10 -

2 stops25h 20m

Mon 16/1119:05 -

3 stops52h 25m

Deal found 23/8฿34,319

Sun 25/1016:55 -

3 stops35h 29m

Fri 30/1022:10 -

2 stops50h 20m

Deal found 25/8฿34,417

Sun 6/907:55 -

2 stops25h 04m

Sat 19/908:40 -

2 stops27h 20m

Deal found 22/8฿46,130

Fri 11/923:55 -

1 stop43h 55m

Mon 14/910:55 -

1 stop22h 50m

Deal found 25/8฿49,303

Tue 6/1010:50 -

2 stops29h 30m

Tue 13/1018:15 -

2 stops28h 30m

Deal found 22/8฿45,247

Mon 21/1216:55 -

3 stops30h 59m

Tue 19/122:10 -

2 stops49h 20m

Deal found 21/8฿34,450

Sun 25/1016:55 -

3 stops37h 20m

Fri 30/1017:49 -

2 stops42h 01m

Deal found 25/8฿34,548

Wed 23/1208:55 -

1 stop35h 15m

Tue 5/110:30 -

1 stop35h 35m

Deal found 24/8฿51,168

Tue 6/1015:45 -

3 stops33h 14m

Tue 13/1018:37 -

2 stops27h 58m

Deal found 22/8฿34,875

Mon 14/923:55 -

1 stop43h 55m

Sun 11/1010:55 -

1 stop22h 50m

Deal found 26/8฿52,739

Sat 19/1211:10 -

1 stop33h 00m

Fri 15/110:30 -

1 stop33h 25m

Deal found 26/8฿55,977

Wed 23/1216:55 -

3 stops35h 09m

Tue 5/108:25 -

2 stops39h 05m

Deal found 24/8฿34,941

Tue 15/923:50 -

1 stop44h 00m

Sun 11/1010:55 -

1 stop37h 15m

Deal found 26/8฿52,739

Sun 13/913:30 -

1 stop30h 20m

Sun 11/1010:55 -

1 stop37h 15m

Deal found 26/8฿52,739

Fri 9/1015:45 -

2 stops26h 36m

Fri 16/1009:45 -

2 stops36h 50m

Deal found 25/8฿38,900

Thu 1/1023:50 -

2 stops34h 02m

Sat 31/1011:15 -

1 stop21h 55m

Deal found 25/8฿56,370

Mon 14/907:00 -

2 stops26h 13m

Sun 11/1017:59 -

2 stops28h 36m

Deal found 26/8฿42,368

Sat 12/915:45 -

3 stops29h 14m

Sun 11/1017:59 -

2 stops28h 36m

Deal found 26/8฿42,629

Sat 3/1009:35 -

2 stops48h 24m

Thu 29/1011:25 -

2 stops37h 05m

Deal found 25/8฿49,369

Sun 15/1107:10 -

2 stops34h 24m

Tue 5/108:37 -

2 stops38h 53m

Deal found 23/8฿49,369

Find flight deals to Washington, D.C.

Return from	฿24,864
One-way from	฿17,699
Popular in	August
Cheapest in	October
Average price	฿69,031

ซาอุเดียแอร์ไลน์
2/11-6/11
2 total stops
66h 20m total
Bangkok to Washington, D.C.

Search Deals

20/10
3 total stops
54h 13m total
Bangkok to Washington, D.C.

Search Deals

Highest demand for flights based on searches. 14% potential increase in price (฿7,543 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 6% potential price decrease (฿2,592 potential savings vs. average return price).

Search Deals

Average for return flights in August 2026

Search Deals

Fly from

Route

Depart

Return

Price

Cheapest return flight

BangkokWashington, D.C.

BKK Bangkok Suvarnabhumi - IAD Washington, D.C. Dulles Intl

BKKIAD

Bangkok Suvarnabhumi

Thu 1/10

09:35-15:35

1 stop41h 00m

Washington, D.C. Dulles Intl

Sat 31/10

13:17-11:30

3 stops35h 13m

฿33,927

BangkokWashington, D.C.

BKK Bangkok Suvarnabhumi - IAD Washington, D.C. Dulles Intl

BKKIAD

Bangkok Suvarnabhumi

Fri 11/9

07:00-00:44

2 stops28h 44m

Washington, D.C. Dulles Intl

Mon 14/9

13:00-09:35

2 stops33h 35m

฿34,090

BangkokWashington, D.C.

BKK Bangkok Suvarnabhumi - DCA Washington, D.C. Reagan-National

BKKDCA

Bangkok Suvarnabhumi

Mon 2/11

07:10-22:30

2 stops27h 20m

Washington, D.C. Reagan-National

Fri 6/11

08:30-22:50

2 stops26h 20m

฿34,287

BangkokWashington, D.C.

BKK Bangkok Suvarnabhumi - DCA Washington, D.C. Reagan-National

BKKDCA

Bangkok Suvarnabhumi

Thu 12/11

09:10-22:30

2 stops25h 20m

Washington, D.C. Reagan-National

Mon 16/11

19:05-11:30

3 stops52h 25m

฿34,319

BangkokWashington, D.C.

BKK Bangkok Suvarnabhumi - IAD Washington, D.C. Dulles Intl

BKKIAD

Bangkok Suvarnabhumi

Sun 25/10

16:55-17:24

3 stops35h 29m

Washington, D.C. Dulles Intl

Fri 30/10

22:10-11:30

2 stops50h 20m

฿34,417

BangkokWashington, D.C.

BKK Bangkok Suvarnabhumi - IAD Washington, D.C. Dulles Intl

BKKIAD

Bangkok Suvarnabhumi

Mon 21/12

16:55-11:54

3 stops30h 59m

Washington, D.C. Dulles Intl

Tue 19/1

22:10-11:30

2 stops49h 20m

฿34,450

Fastest return journey

BangkokWashington, D.C.

BKK Bangkok Suvarnabhumi - IAD Washington, D.C. Dulles Intl

BKKIAD

Bangkok Suvarnabhumi

Fri 11/9

15:55-09:45

1 stop28h 50m

Washington, D.C. Dulles Intl

Mon 14/9

15:10-23:55

1 stop21h 45m

฿34,548

BangkokWashington, D.C.

BKK Bangkok Suvarnabhumi - DCA Washington, D.C. Reagan-National

BKKDCA

Bangkok Suvarnabhumi

Sun 25/10

16:55-19:15

3 stops37h 20m

Washington, D.C. Reagan-National

Fri 30/10

17:49-22:50

2 stops42h 01m

฿34,548

BangkokWashington, D.C.

BKK Bangkok Suvarnabhumi - IAD Washington, D.C. Dulles Intl

BKKIAD

Bangkok Suvarnabhumi

Tue 6/10

15:45-13:59

3 stops33h 14m

Washington, D.C. Dulles Intl

Tue 13/10

18:37-09:35

2 stops27h 58m

฿34,875

BangkokWashington, D.C.

BKK Bangkok Suvarnabhumi - IAD Washington, D.C. Dulles Intl

BKKIAD

Bangkok Suvarnabhumi

Wed 23/12

16:55-16:04

3 stops35h 09m

Washington, D.C. Dulles Intl

Tue 5/1

08:25-11:30

2 stops39h 05m

฿34,941

Flights are sorted by cheapest return flights first.

Deals found on 22/8

Showing 1-10 of 60 resultsSorted by cheapest first

...

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

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. with our price prediction graph.

TH1-WAS

BKK-IAD

BKK-DCA

BKK-BWI

DMK-IAD

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.

Cheapflights Insights

Everything you need to know about your flight to Washington, D.C.

TH1-WAS

BKK-IAD

BKK-DCA

BKK-BWI

DMK-IAD

How long is the flight to Washington, D.C.?

On average, a flight from Bangkok to Washington, D.C. takes 27 hours 9 minutes. Flights to Washington, D.C. from other popular cities in Thailand will vary in length. Below are a few examples of popular routes and their flight times.

What are the most popular airlines that fly to Washington, D.C.?

The most popular airlines flying from Bangkok to Washington, D.C. are United Airlines, เอทิฮัดแอร์เวย์ and Korean Air.

What are the cheapest airlines that fly to Washington, D.C.?

The cheapest airlines flying from Bangkok to Washington, D.C. are United Airlines, เอทิฮัดแอร์เวย์ and Korean Air.

Rainfall in Washington, D.C. by month

In terms of precipitation, rainfall in Washington, D.C. ranges from 66.0 - 102.0 mm per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. when rainfall is around 66.0 mm.

Temperature in Washington, D.C. by month

If weather is an important factor for your trip to Washington, D.C., use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

When is the best time to book a flight to Washington, D.C.?

The best time to book flights to Washington, D.C. is 90 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

FAQs about flying to Washington, D.C.

Can I find cheaper flights to Washington, D.C. if I am willing to have stopovers?
Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Washington, D.C. on Cheapflights that require 1 or 2 stops for potential cost savings.
What is the best airline to fly to Washington, D.C.?
Based on reviews from Cheapflights users, United Airlines is rated the highest out of the airlines that fly to Washington, D.C..
What is the cheapest airport to fly to in Washington, D.C.?
Baltimore/Washington is currently the cheapest airport to fly to in Washington, D.C.. One-way flights to Baltimore/Washington typically cost ฿2,696, while return flights cost around ฿49,310.
Where does the fastest flight to Washington, D.C. depart from?
For those looking to save time traveling to Washington, D.C., Bangkok offers the quickest one-way flight (24 hours 15 minutes).
Does Washington, D.C. Dulles Intl have rental cars?
Yes. Those touching down at Washington, D.C. Dulles Intl can take advantage of the car hire services offered upon their arrival.
Are there hotels close to Washington, D.C. Dulles Intl?
Yes. Washington, D.C. Dulles Intl has hotels nearby for those requiring accommodations. Sleepbox Lounge Iad, Dulles International Airport is the closest property to Washington, D.C. Dulles Intl (0.0 km away from Washington, D.C. Dulles Intl).

See more FAQs

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Flights from Dulles Intl

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How does Cheapflights help users find flights to Washington, D.C.?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights to Washington, D.C.. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets to Washington, D.C.?

Cheapflights helps you find that perfect flight to Washington, D.C. by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights to Washington, D.C. with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights to Washington, D.C. flexibly with Cheapflights today.

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฿17,699+ Cheap flights to Washington, D.C.

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/10. Fares are subject to change and may not be available on all flights or dates of travel.

Flights to Washington, D.C. in 2026

Cheapest flights to Washington, D.C.Explore the most affordable flight options available to Washington, D.C.. Find the lowest fares based on data from user searches, with prices last updated on 26 August 2026.

Explore the most affordable flight options available to Washington, D.C.. Find the lowest fares based on data from user searches, with prices last updated on 26 August 2026.

Best flights to Washington, D.C.Discover carefully curated flight deals to Washington, D.C. that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 August 2026.

Discover carefully curated flight deals to Washington, D.C. that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 August 2026.

Last-minute flights to Washington, D.C.Discover last-minute flight deals to Washington, D.C.. Data last updated 26 August 2026 and is based on user searches.

Discover last-minute flight deals to Washington, D.C.. Data last updated 26 August 2026 and is based on user searches.

One-way flights to Washington, D.C.Search for one-way flight options to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated 26 August 2026.

Search for one-way flight options to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated 26 August 2026.

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

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Cheapflights Insights

How long is the flight to Washington, D.C.?

On average, a flight from Bangkok to Washington, D.C. takes 27 hours 9 minutes. Flights to Washington, D.C. from other popular cities in Thailand will vary in length. Below are a few examples of popular routes and their flight times.

What are the most popular airlines that fly to Washington, D.C.?

The most popular airlines flying from Bangkok to Washington, D.C. are United Airlines, เอทิฮัดแอร์เวย์ and Korean Air.

What are the cheapest airlines that fly to Washington, D.C.?

The cheapest airlines flying from Bangkok to Washington, D.C. are United Airlines, เอทิฮัดแอร์เวย์ and Korean Air.

Rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. ranges from 66.0 - 102.0 mm per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. when rainfall is around 66.0 mm.

Temperature in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature totals by month.

When is the best time to book a flight to Washington, D.C.?

The best time to book flights to Washington, D.C. is 90 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

FAQs about flying to Washington, D.C.

Can I find cheaper flights to Washington, D.C. if I am willing to have stopovers?

What is the best airline to fly to Washington, D.C.?

What is the cheapest airport to fly to in Washington, D.C.?

Where does the fastest flight to Washington, D.C. depart from?

Does Washington, D.C. Dulles Intl have rental cars?

Are there hotels close to Washington, D.C. Dulles Intl?

Browse thousands of different options on Cheapflights for your next trip

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Find the best flight deals from Washington, D.C.

Some of the lowest fares we’ve come across for flights from Washington, D.C..

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Complete your trip

Reserve a car hire and hotel room to complete your trip to Washington, D.C..

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How does Cheapflights help users find flights to Washington, D.C.?

Why should you use Cheapflights to find cheap flight tickets to Washington, D.C.?

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Cheapest flights to Washington, D.C.
Explore the most affordable flight options available to Washington, D.C.. Find the lowest fares based on data from user searches, with prices last updated on 26 August 2026.

Best flights to Washington, D.C.
Discover carefully curated flight deals to Washington, D.C. that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 August 2026.

Last-minute flights to Washington, D.C.
Discover last-minute flight deals to Washington, D.C.. Data last updated 26 August 2026 and is based on user searches.

One-way flights to Washington, D.C.
Search for one-way flight options to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated 26 August 2026.