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£327+ 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 27/8. Fares are subject to change and may not be available on all flights or dates of travel.
— WAS
2 Aug — 9 Aug1
1 adult
1 adult, Economy, 0 bags

Flights to Washington, D.C. in 2026

Enter your travel dates to find the best prices.

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 3 July 2026.

Wed 7/1015:40
LGW
-
IAD
1 stop11h 35m
Icelandair
Sat 7/1119:40
IAD
-
LGW
1 stop10h 15m
Icelandair
Deal found 1/7£439
Mon 17/813:05
LHR
-
IAD
1 stop11h 15m
Icelandair
Mon 24/820:30
IAD
-
LHR
1 stop10h 25m
Icelandair
Deal found 29/6£439
Sat 31/1011:55
LGW
-
IAD
1 stop11h 35m
Icelandair
Tue 1/1219:40
IAD
-
LGW
1 stop10h 15m
Icelandair
Deal found 30/6£439
Tue 14/721:25
LHR
-
IAD
1 stop29h 50m
Icelandair
Fri 28/823:20
IAD
-
LHR
1 stop16h 00m
Icelandair
Deal found 29/6£440
Fri 28/815:40
LGW
-
IAD
1 stop11h 35m
Icelandair
Sat 5/920:30
IAD
-
LGW
1 stop10h 15m
Icelandair
Deal found 3/7£440
Mon 24/821:25
LHR
-
IAD
1 stop26h 55m
Icelandair
Sun 6/920:30
IAD
-
LHR
1 stop18h 50m
Icelandair
Deal found 30/6£441
Mon 17/815:40
LGW
-
IAD
1 stop32h 40m
Icelandair
Mon 24/820:30
IAD
-
LGW
1 stop13h 10m
Icelandair
Deal found 29/6£442
Mon 14/1211:55
LGW
-
IAD
1 stop11h 35m
Icelandair
Thu 7/119:40
IAD
-
LGW
1 stop10h 15m
Icelandair
Deal found 2/7£443
Tue 8/910:45
STN
-
IAD
2 stops16h 30m
Multiple Airlines
Tue 15/920:30
IAD
-
STN
2 stops22h 40m
Multiple Airlines
Deal found 1/7£443
Thu 20/813:00
LGW
-
IAD
1 stop11h 20m
Icelandair
Tue 25/823:20
IAD
-
LGW
1 stop10h 20m
Icelandair
Deal found 29/6£444
Fri 28/822:50
STN
-
IAD
2 stops26h 34m
Multiple Airlines
Tue 1/920:30
IAD
-
STN
2 stops18h 05m
Multiple Airlines
Deal found 30/6£444
Tue 25/821:25
LHR
-
IAD
1 stop26h 55m
Icelandair
Thu 10/920:30
IAD
-
LHR
1 stop18h 50m
Icelandair
Deal found 30/6£445

Find flight deals to Washington, D.C.

Find the latest flights to Washington, D.C. in 2026, 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 3 July 2026.

Return from

£439

One-way from

£327

Popular in

June

Cheapest in

February

Average price

£576

Good round-trip deal

£505 or less

Good one-way deal

£487 or less
Icelandair
  • Icelandair
  • 7/10-7/11
  • 2 total stops
  • 21h 50m total
  • London to Washington, D.C.
Search Deals
British Airways
  • British Airways
  • 27/8
  • 1 total stop
  • 13h 05m total
  • London to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£53 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for return flights in July 2026
Search Deals
Price to beat on a round-trip flight from London to Washington, D.C..
Search Deals
Price to beat on a one-way flight from London to Washington, D.C..
Search Deals

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 3 July 2026.
Use the filters below to find and compare flights to Washington, D.C. that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

LondonWashington, D.C.

LGW - IAD

LGWIAD

London Gatwick

Fri 28/8

15:40-22:15

1 stop11h 35m

Washington, D.C. Dulles Intl

Thu 10/9

20:30-14:40

1 stop13h 10m

£479

LondonBaltimore

LGW - BWI

LGWBWI

London Gatwick

Fri 11/12

11:55-18:40

1 stop11h 45m

Baltimore/Washington

Tue 5/1

19:40-10:55

1 stop10h 15m

£499

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Tue 25/8

08:45-16:45

1 stop13h 00m

Washington, D.C. Dulles Intl

Thu 3/9

06:16-21:20

1 stop10h 04m

£508

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Sun 23/8

20:05-15:30

1 stop24h 25m

Washington, D.C. Dulles Intl

Mon 7/9

20:20-17:50

1 stop16h 30m

£508

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Wed 26/8

08:40-16:45

1 stop13h 05m

Washington, D.C. Dulles Intl

Mon 7/9

20:20-13:00

1 stop11h 40m

£508

LondonWashington, D.C.

LGW - IAD

LGWIAD

London Gatwick

Mon 3/8

15:40-19:20

1 stop32h 40m

Washington, D.C. Dulles Intl

Wed 26/8

20:30-11:45

1 stop10h 15m

£508

LondonWashington, D.C.

LTN - IAD

LTNIAD

London Luton

Sat 19/9

11:00-19:20

2 stops13h 20m

Washington, D.C. Dulles Intl

Sat 26/9

20:30-16:05

2 stops14h 35m

£511

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Thu 27/8

08:40-15:35

1 stop11h 55m

Washington, D.C. Dulles Intl

Mon 7/9

22:55-11:20

Nonstop7h 25m

£516

LondonBaltimore

LHR - BWI

LHRBWI

London Heathrow

Thu 1/10

16:25-19:40

Nonstop8h 15m

Baltimore/Washington

Thu 15/10

17:48-09:25

1 stop10h 37m

£519

LondonWashington, D.C.

LHR - IAD

LHRIAD

London Heathrow

Thu 20/8

20:05-15:30

1 stop24h 25m

Washington, D.C. Dulles Intl

Wed 26/8

20:20-17:50

1 stop16h 30m

£520

Flights are sorted by cheapest return flights first.

Deals found on 29/6

Showing 1-10 of 60 resultsSorted by cheapest first
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.

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

On average, a flight from London to Washington, D.C. takes 12 hours 37 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.

Weekly flight availability to Washington, D.C.

The most flights from London to Washington, D.C. are scheduled on a Wednesday (28 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (25 on average).

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

The most popular airlines flying from London to Washington, D.C. are Virgin Atlantic, British Airways and Lufthansa.

Virgin Atlantic
Virgin Atlantic
From £405
British Airways
British Airways
From £402
Aer Lingus
Aer Lingus
From £365
Lufthansa
Lufthansa
From £367

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

The cheapest airlines flying from London to Washington, D.C. are Icelandair, TAP AIR PORTUGAL and Aer Lingus.

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).

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

The best time to book flights to Washington, D.C. is 81 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.

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 3 July 2026.
See what other customers who have flown with Virgin Atlantic,United Airlines, andIcelandair to the United States have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Virgin Atlantic
7.5
Good
690 reviews
Check prices

Comfort

7.3

Food

6.9

Boarding

7.7

Crew

8.1

Entertainment

7.5

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
Virgin Atlantic
7.5
Good
690 reviews
Virgin Atlantic
7.5
Good
690 reviews
Check prices

Comfort

7.3

Food

6.9

Boarding

7.7

Crew

8.1

Entertainment

7.5

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
United Airlines
7.4
Good
9,929 reviews
Virgin Atlantic
7.5
Good
690 reviews
Check prices

Comfort

7.3

Food

6.9

Boarding

7.7

Crew

8.1

Entertainment

7.5

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
Icelandair
7.0
Good
698 reviews
Virgin Atlantic
7.5
Good
690 reviews
Check prices

Comfort

7.3

Food

6.9

Boarding

7.7

Crew

8.1

Entertainment

7.5

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
Lufthansa
6.8
Okay
8,108 reviews
Virgin Atlantic
7.5
Good
690 reviews
Check prices

Comfort

7.3

Food

6.9

Boarding

7.7

Crew

8.1

Entertainment

7.5

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
British Airways
6.7
Okay
8,091 reviews
Virgin Atlantic
7.5
Good
690 reviews
Check prices

Comfort

7.3

Food

6.9

Boarding

7.7

Crew

8.1

Entertainment

7.5

Overall

7.5

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

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, Icelandair 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 £28, while return flights cost around £71.

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

    A return flight to Washington, D.C. will typically cost around £272, however they can be found for as little as £89.

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

    For those looking to save time traveling to Washington, D.C., Edinburgh Turnhouse offers the quickest one-way flight (8 hours 5 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
Oxon Hill
Gaithersburg
Hanover
Woodbridge
Alexandria

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