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£271+ 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 1/3. Fares are subject to change and may not be available on all flights or dates of travel.
— WAS
26 Feb — 5 Mar1
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 21 February 2025.

Return from

£345

One-way from

£271

Popular in

July

Cheapest in

February

Average price

£499

Good round-trip deal

£538 or less

Good one-way deal

£588 or less
PLAY
  • PLAY
  • 14/5-17/5
  • 2 total stops
  • 21h 50m total
  • London to Washington, D.C.
1/3
  • 1/3
  • 1 total stop
  • 31h 25m total
  • London to Washington, D.C.
Highest demand for flights based on searches. 12% potential increase in price (£64 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 February 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 21 February 2025.

Wed 14/511:40STN - BWI
1 stop11h 00mPLAY
Sat 17/518:50BWI - STN
1 stop10h 50mPLAY
Deal found 20/2£345
Wed 5/311:00STN - BWI
2 stops28h 07mMultiple Airlines
Tue 11/319:10BWI - STN
1 stop10h 50mMultiple Airlines
Deal found 19/2£349
Thu 24/407:40LGW - BWI
1 stop15h 00mMultiple Airlines
Mon 28/418:50BWI - LGW
2 stops19h 20mMultiple Airlines
Deal found 20/2£354
Wed 14/506:05LTN - BWI
1 stop16h 35mMultiple Airlines
Sat 17/518:50BWI - LTN
1 stop13h 45mMultiple Airlines
Deal found 20/2£356
Wed 12/307:30LHR - BWI
1 stop14h 30mMultiple Airlines
Wed 19/319:10BWI - LHR
1 stop15h 45mMultiple Airlines
Deal found 19/2£373
Thu 3/414:50STN - IAD
2 stops34h 09mMultiple Airlines
Mon 7/422:05IAD - STN
2 stops17h 55mMultiple Airlines
Deal found 20/2£406
Tue 9/912:10LGW - DCA
1 stop11h 43mJetBlue
Tue 7/1019:00DCA - LGW
1 stop9h 35mJetBlue
Deal found 20/2£415
Fri 28/306:50LGW - IAD
2 stops19h 10mMultiple Airlines
Mon 31/322:20IAD - LGW
2 stops18h 35mMultiple Airlines
Deal found 20/2£428
Thu 6/311:55LGW - IAD
1 stop11h 30mIcelandair
Mon 17/320:40IAD - LGW
1 stop10h 15mIcelandair
Deal found 20/2£429
Sat 26/421:25LHR - BWI
1 stop27h 00mIcelandair
Mon 5/520:30BWI - LHR
1 stop10h 25mIcelandair
Deal found 21/2£432
Tue 29/415:40LGW - BWI
1 stop32h 45mIcelandair
Thu 8/520:30BWI - LGW
1 stop13h 10mIcelandair
Deal found 20/2£439
Tue 25/308:25LHR - DCA
1 stop13h 19mJetBlue
Wed 2/410:39DCA - LHR
1 stop14h 51mJetBlue
Deal found 20/2£444

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

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 21 February 2025.

Fly from

London

Route

Depart

Return

Price

LondonBaltimore

STN - BWI

STNBWI

London Stansted

Wed 14/5

11:40-17:40

1 stop11h 00m

Baltimore/Washington

Sat 17/5

18:50-10:40

1 stop10h 50m

£345

LondonBaltimore

STN - BWI

STNBWI

London Stansted

Wed 5/3

11:00-10:07

2 stops28h 07m

Baltimore/Washington

Tue 11/3

19:10-10:00

1 stop10h 50m

£349

LondonBaltimore

LGW - BWI

LGWBWI

London Gatwick

Thu 24/4

07:40-17:40

1 stop15h 00m

Baltimore/Washington

Mon 28/4

18:50-19:10

2 stops19h 20m

£354

LondonBaltimore

LTN - BWI

LTNBWI

London Luton

Wed 14/5

06:05-17:40

1 stop16h 35m

Baltimore/Washington

Sat 17/5

18:50-13:35

1 stop13h 45m

£356

LondonBaltimore

LHR - BWI

LHRBWI

London Heathrow

Wed 12/3

07:30-18:00

1 stop14h 30m

Baltimore/Washington

Wed 19/3

19:10-14:55

1 stop15h 45m

£373

LondonWashington, D.C.

LGW - IAD

LGWIAD

London Gatwick

Thu 6/3

11:55-18:25

1 stop11h 30m

Washington, D.C. Dulles Intl

Mon 17/3

20:40-10:55

1 stop10h 15m

£429

LondonBaltimore

LHR - BWI

LHRBWI

London Heathrow

Sat 26/4

21:25-19:25

1 stop27h 00m

Baltimore/Washington

Mon 5/5

20:30-11:55

1 stop10h 25m

£432

LondonBaltimore

LGW - BWI

LGWBWI

London Gatwick

Thu 20/3

11:55-19:30

1 stop11h 35m

Baltimore/Washington

Thu 27/3

20:30-10:55

1 stop10h 25m

£436

LondonWashington, D.C.

LHR - DCA

LHRDCA

London Heathrow

Tue 25/3

08:25-17:44

1 stop13h 19m

Washington, D.C. Reagan-National

Wed 2/4

10:39-06:30

1 stop14h 51m

£444

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Sat 3/5

15:50-09:39

1 stop22h 49m

Washington, D.C. Dulles Intl

Fri 9/5

22:15-10:40

Nonstop7h 25m

£454

Flights are sorted by cheapest return flights first.

Deals found on 20/2

Showing 1-10 of 60 results
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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.

Travel insights for flights to Washington, D.C.

Get recent, data-driven insights about flights to Washington, D.C. including ideal travel times, pricing trends, and more.

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 February 2025.

The best time to book flights to Washington, D.C. is 71 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 14 hours 5 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 Monday (22 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (17 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 21 February 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

Boarding

8.2

Overall

8.0

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

Boarding

8.2

Overall

8.0

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

Boarding

8.2

Overall

8.0

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

Boarding

8.2

Overall

8.0

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

Boarding

8.2

Overall

8.0

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

Boarding

8.2

Overall

8.0

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

  • 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.?

    Baltimore/Washington is currently the cheapest airport to fly to in Washington, D.C.. One-way flights to Baltimore/Washington typically cost £18, while return flights cost around £67.

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

    A return flight to Washington, D.C. will typically cost around £564, however they can be found for as little as £122.

  • 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).

  • Which airport is closest to Charles Sumner School Museum and Archives?

    f being close to Charles Sumner School Museum and Archives is important to you, you’ll want to land at Washington, D.C. Dulles Intl Airport.

  • 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

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