Find flights
Deals
Airlines

£201+ 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 15/5. Fares are subject to change and may not be available on all flights or dates of travel.
— WAS
25 Mar — 1 Apr1
1 adult

Flights to Washington, D.C. in 2025

Find the latest flights to Washington, D.C. in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 20 March 2025.

Return from

£347

One-way from

£201

Popular in

July

Cheapest in

February

Average price

£518

Good round-trip deal

£534 or less

Good one-way deal

£605 or less
PLAY
  • PLAY
  • 11/4-3/5
  • 2 total stops
  • 21h 50m total
  • London to Washington, D.C.
15/5
  • 15/5
  • 1 total stop
  • 18h 33m total
  • London to Washington, D.C.
Highest demand for flights based on searches. 12% potential increase in price (£61 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£8 potential savings vs. average return price).
Average for return flights in March 2025
Price to beat on a round-trip flight from London to Washington, D.C..
Price to beat on a one-way flight from London to Washington, D.C..

Find flight deals to Washington, D.C.

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 20 March 2025.

Fri 11/411:40STN - BWI
1 stop11h 00mPLAY
Sat 3/518:50BWI - STN
1 stop10h 50mPLAY
Deal found 19/3£347
Sat 29/308:15STN - BWI
2 stops13h 45mMultiple Airlines
Sat 5/418:50BWI - STN
2 stops13h 50mMultiple Airlines
Deal found 19/3£357
Sat 3/520:20LGW - BWI
2 stops26h 20mMultiple Airlines
Sat 10/518:50BWI - LGW
2 stops14h 30mMultiple Airlines
Deal found 19/3£362
Sat 3/519:40LHR - BWI
2 stops27h 00mMultiple Airlines
Sat 10/518:50BWI - LHR
2 stops13h 35mMultiple Airlines
Deal found 19/3£402
Fri 2/514:00LGW - IAD
1 stop26h 42mMultiple Airlines
Wed 9/713:29IAD - LGW
1 stop15h 31mMultiple Airlines
Deal found 19/3£421
Thu 3/417:50STN - IAD
2 stops31h 09mMultiple Airlines
Mon 7/422:05IAD - STN
2 stops17h 55mMultiple Airlines
Deal found 19/3£421
Wed 26/311:55LGW - IAD
1 stop11h 30mIcelandair
Mon 31/320:30IAD - LGW
1 stop10h 15mIcelandair
Deal found 19/3£424
Sat 3/506:00LHR - IAD
1 stop15h 15mSWISS
Sat 10/520:45IAD - LHR
1 stop11h 15mSWISS
Deal found 19/3£424
Mon 28/421:25LHR - BWI
1 stop27h 00mIcelandair
Mon 12/520:30BWI - LHR
1 stop10h 25mIcelandair
Deal found 19/3£425
Thu 1/515:40LGW - BWI
1 stop32h 45mIcelandair
Thu 8/520:30BWI - LGW
1 stop13h 10mIcelandair
Deal found 19/3£431
Mon 28/406:00LHR - IAD
1 stop14h 15mMultiple Airlines
Mon 12/522:15IAD - LHR
Nonstop7h 25mMultiple Airlines
Deal found 19/3£432
Mon 8/912:10LGW - DCA
1 stop12h 42mJetBlue
Mon 22/919:00DCA - LGW
1 stop9h 35mJetBlue
Deal found 19/3£434

Cheapflights Fare Finder

Locate flights to Washington, D.C. that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 20 March 2025.
Use the filters below to find and compare flights to Washington, D.C. that are best for you.

Fly from

London

Route

Depart

Return

Price

LondonBaltimore

STN - BWI

STNBWI

London Stansted

Fri 11/4

11:40-17:40

1 stop11h 00m

Baltimore/Washington

Sat 3/5

18:50-10:40

1 stop10h 50m

£347

LondonBaltimore

LGW - BWI

LGWBWI

London Gatwick

Sat 3/5

20:20-17:40

2 stops26h 20m

Baltimore/Washington

Sat 10/5

18:50-14:20

2 stops14h 30m

£362

LondonBaltimore

STN - BWI

STNBWI

London Stansted

Fri 4/4

06:40-17:40

2 stops16h 00m

Baltimore/Washington

Tue 8/4

18:50-16:35

2 stops16h 45m

£369

LondonBaltimore

LHR - BWI

LHRBWI

London Heathrow

Sat 3/5

19:40-17:40

2 stops27h 00m

Baltimore/Washington

Sat 10/5

18:50-13:25

2 stops13h 35m

£402

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Sat 3/5

06:00-16:15

1 stop15h 15m

Washington, D.C. Dulles Intl

Sat 10/5

20:45-13:00

1 stop11h 15m

£424

LondonBaltimore

LHR - BWI

LHRBWI

London Heathrow

Mon 28/4

21:25-19:25

1 stop27h 00m

Baltimore/Washington

Mon 12/5

20:30-11:55

1 stop10h 25m

£425

LondonBaltimore

LGW - BWI

LGWBWI

London Gatwick

Thu 1/5

15:40-19:25

1 stop32h 45m

Baltimore/Washington

Thu 8/5

20:30-14:40

1 stop13h 10m

£431

LondonWashington, D.C.

LGW - DCA

LGWDCA

London Gatwick

Mon 8/9

12:10-18:53

1 stop11h 43m

Washington, D.C. Reagan-National

Tue 23/9

11:30-09:35

1 stop17h 05m

£434

LondonWashington, D.C.

LGW - IAD

LGWIAD

London Gatwick

Mon 28/4

15:40-19:20

1 stop32h 40m

Washington, D.C. Dulles Intl

Mon 12/5

20:30-11:45

1 stop10h 15m

£437

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Tue 15/4

17:00-20:10

Nonstop8h 10m

Washington, D.C. Dulles Intl

Sun 20/4

22:40-11:05

Nonstop7h 25m

£439

Flights are sorted by cheapest return flights first.

Deals found on 20/3

Showing 1-10 of 60 results
1
2
3
...
6

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.
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.

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

Use this chart to determine the optimal time to book a return flight from London to Washington, D.C.. Price data was last updated on 14 March 2025.

The best time to book flights to Washington, D.C. is 75 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.

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

On average, a flight from London to Washington, D.C. takes 12 hours 30 minutes. Flights to Washington, D.C. from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

When is the cheapest time to fly to Washington, D.C.?

Use this chart to determine the cheapest time to fly return from London to Washington, D.C.. Price data was last updated on 23 June 2024.

Users looking for the lowest fares to Washington, D.C. should consider flying on Tuesday evenings, when prices are typically cheapest. Budget-minded travellers will want to avoid Sunday at midday, when prices are usually at their highest.

Weekly flight availability to Washington, D.C.

The most flights from London to Washington, D.C. are scheduled on a Wednesday (26 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (22 on average).

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

The cheapest airlines flying from London to Washington, D.C. are PLAY, Delta and Icelandair.

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 inches 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.

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).

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington, D.C.. Reviews last updated 20 March 2025.
See what other customers who have flown with Delta, KLM and Air Transat to Washington, D.C. have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very Good

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

8.0

Food

7.3

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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, PLAY 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.?

    Washington, D.C. Reagan-National is currently the cheapest airport to fly to in Washington, D.C.. One-way flights to Washington, D.C. Reagan-National typically cost £17, while return flights cost around £103.

  • How much is a return flight to Washington, D.C.?

    A return flight to Washington, D.C. will typically cost around £214, however they can be found for as little as £134.

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

    For those looking to save time traveling to Washington, D.C., London offers the quickest one-way flight (8 hours 0 minutes).

  • Does Washington, D.C. Dulles Intl have car hire?

    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 mi away from Washington, D.C. Dulles Intl).

See more FAQs

Travelling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Silver Spring
Arlington
Woodbridge
College Park
Laurel
Tysons

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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.?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights to Washington, D.C..

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

Yes, we can. To see specific flights to Washington, D.C. with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights to Washington, D.C. become cheaper?

Of course! You can track prices for flights to Washington, D.C. and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals to set up your price alerts.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.