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

The best time to book flights to Washington, D.C. is 84 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.

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

January is currently the cheapest month to fly to Washington, D.C. . At this moment in time July is the most expensive month. These prices are determined by multiple factors and booking in advance can help keep costs down if your schedule is not as flexible.

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, Delta 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 £26, while return flights cost around £54.

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

A return flight to Washington, D.C. will typically cost around £517, however they can be found for as little as £106.

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 10 minutes).

Which airport is closest to Lincoln Memorial?

f being close to Lincoln Memorial 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).

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

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

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

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

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

On average, a flight from London to Washington, D.C. takes 13 hours 13 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 Monday (28 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (20 on average).

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

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

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.

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).

Cheap Flights to Washington, D.C. from £352

Flights to Washington, D.C. in 2025

Return from	£393
One-way from	£352
Popular in	July
Cheapest in	February
Average price	£490
Good round-trip deal	£469 or less
Good one-way deal	£470 or less

United Airlines
26/9-28/9
1 total stop
19h 50m total
London to Washington, D.C.

Search Deals

6/10
3 total stops
25h 28m total
London to Washington, D.C.

Search Deals

Highest demand for flights based on searches. 11% potential increase in price (£49 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£8 potential savings vs. average return price).

Search Deals

Average for return flights in September 2025

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Price to beat on a round-trip flight from London to Washington, D.C..

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Price to beat on a one-way flight from London to Washington, D.C..

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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 16 September 2025.

Fri 31/1009:00LHR - IAD

1 stop12h 40mUnited Airlines

Fri 7/1109:45IAD - LHR

1 stop16h 25mUnited Airlines

Deal found 16/9£393

Mon 3/1108:40LHR - BWI

2 stops21h 01mVirgin Atlantic

Thu 19/217:30BWI - LHR

1 stop10h 15mVirgin Atlantic

Deal found 14/9£393

Fri 19/914:00LGW - BWI

1 stop30h 32mMultiple Airlines

Sat 27/921:39BWI - LGW

1 stop31h 31mMultiple Airlines

Deal found 15/9£393

Mon 27/1020:05LHR - IAD

1 stop23h 30mSWISS

Fri 7/1120:30IAD - LHR

1 stop14h 50mSWISS

Deal found 15/9£394

Thu 13/1121:20STN - IAD

2 stops26h 10mMultiple Airlines

Sun 30/1119:40IAD - STN

2 stops20h 15mMultiple Airlines

Deal found 16/9£394

Mon 27/1020:25LHR - DCA

2 stops30h 34mVirgin Atlantic

Fri 7/1119:35DCA - LHR

2 stops31h 15mVirgin Atlantic

Deal found 15/9£394

Mon 22/919:30LHR - IAD

1 stop24h 05mAustrian Airlines

Sun 28/918:40IAD - LHR

Nonstop7h 15mAustrian Airlines

Deal found 15/9£394

Wed 5/1111:10LHR - DCA

2 stops15h 46mMultiple Airlines

Mon 10/1116:10DCA - LHR

1 stop10h 00mMultiple Airlines

Deal found 14/9£394

Mon 22/910:00LGW - BWI

1 stop18h 37mMultiple Airlines

Sat 4/1021:39BWI - LGW

1 stop31h 31mMultiple Airlines

Deal found 15/9£394

Fri 3/1015:05LGW - DCA

1 stop13h 02mAmerican Airlines

Sun 5/1015:35DCA - LGW

1 stop11h 15mAmerican Airlines

Deal found 14/9£395

Wed 5/1108:40LHR - IAD

2 stops19h 39mVirgin Atlantic

Sat 8/1119:59IAD - LHR

1 stop31h 06mVirgin Atlantic

Deal found 16/9£395

Thu 2/1009:30LHR - IAD

1 stop11h 20mUnited Airlines

Tue 7/1018:40IAD - LHR

Nonstop7h 15mUnited Airlines

Deal found 15/9£396

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 16 September 2025.

Mon 27/1020:05LHR - IAD

1 stop23h 30mSWISS

Fri 7/1120:30IAD - LHR

1 stop14h 50mSWISS

Deal found 15/9£394

Sat 24/106:35LHR - IAD

1 stop14h 00mUnited Airlines

Tue 27/112:40IAD - LHR

2 stops13h 30mUnited Airlines

Deal found 15/9£394

Thu 30/1006:00LHR - IAD

1 stop13h 40mAustrian Airlines

Wed 12/1118:20IAD - LHR

Nonstop7h 20mAustrian Airlines

Deal found 15/9£394

Mon 29/914:00LGW - BWI

1 stop30h 32mMultiple Airlines

Fri 3/1020:52BWI - LGW

1 stop32h 08mMultiple Airlines

Deal found 15/9£396

Thu 13/1109:00LHR - DCA

2 stops15h 45mAir Canada

Mon 17/1112:55DCA - LHR

2 stops13h 15mAir Canada

Deal found 15/9£397

Tue 6/111:55LGW - BWI

1 stop11h 45mIcelandair

Sat 10/119:40BWI - LGW

1 stop10h 15mIcelandair

Deal found 15/9£398

Fri 26/906:50LHR - IAD

1 stop11h 40mBrussels Airlines

Thu 2/1017:36IAD - LHR

1 stop13h 44mBrussels Airlines

Deal found 15/9£399

Wed 29/1015:25LHR - BWI

Nonstop8h 20mBritish Airways

Wed 5/1120:35BWI - LHR

Nonstop7h 05mBritish Airways

Deal found 14/9£414

Thu 12/309:40LCY - IAD

1 stop15h 35mLufthansa

Mon 23/319:00IAD - LCY

1 stop17h 40mLufthansa

Deal found 16/9£424

Tue 14/1012:10LGW - DCA

1 stop26h 56mJetBlue

Mon 20/1014:59DCA - LGW

1 stop13h 36mJetBlue

Deal found 14/9£450

Wed 17/1210:40LGW - IAD

1 stop33h 35mTAP AIR PORTUGAL

Tue 30/1217:30IAD - LGW

1 stop11h 20mTAP AIR PORTUGAL

Deal found 14/9£467

Mon 2/314:50LHR - IAD

1 stop28h 50mAustrian Airlines

Tue 10/323:15IAD - LHR

Nonstop7h 35mAustrian Airlines

Deal found 15/9£395

Mon 2/307:40LHR - IAD

1 stop12h 55mUnited Airlines

Thu 12/319:20IAD - LHR

Nonstop7h 20mUnited Airlines

Deal found 15/9£395

Fri 7/1109:00LHR - DCA

2 stops15h 45mAir Canada

Mon 10/1111:05DCA - LHR

1 stop15h 05mAir Canada

Deal found 14/9£397

Sat 10/111:55LGW - BWI

1 stop11h 45mIcelandair

Wed 14/119:40BWI - LGW

1 stop10h 15mIcelandair

Deal found 15/9£398

Thu 6/1106:00LHR - BWI

2 stops16h 14mMultiple Airlines

Wed 12/1110:56BWI - LHR

2 stops14h 24mMultiple Airlines

Deal found 15/9£405

Thu 27/1119:10LCY - IAD

1 stop25h 20mSWISS

Tue 9/1217:25IAD - LCY

1 stop14h 25mSWISS

Deal found 13/9£412

Thu 9/1009:30LHR - IAD

1 stop11h 20mUnited Airlines

Mon 13/1022:25IAD - LHR

Nonstop7h 15mUnited Airlines

Deal found 14/9£396

Thu 13/1109:00LHR - DCA

2 stops15h 45mAir Canada

Mon 17/1111:05DCA - LHR

1 stop15h 05mAir Canada

Deal found 15/9£397

Thu 11/1211:55LGW - BWI

1 stop11h 45mIcelandair

Mon 15/1219:40BWI - LGW

1 stop10h 15mIcelandair

Deal found 14/9£398

Sat 27/914:00LGW - BWI

1 stop34h 47mMultiple Airlines

Sat 4/1021:39BWI - LGW

1 stop31h 31mMultiple Airlines

Deal found 15/9£405

Thu 9/1008:45LCY - IAD

1 stop11h 30mLufthansa

Mon 20/1022:20IAD - LCY

2 stops13h 05mLufthansa

Deal found 13/9£450

Thu 13/1119:10LCY - IAD

1 stop25h 20mSWISS

Mon 17/1117:25IAD - LCY

1 stop14h 25mSWISS

Deal found 15/9£412

Wed 15/1012:10LGW - DCA

1 stop13h 49mJetBlue

Wed 22/1013:35DCA - LGW

1 stop15h 00mJetBlue

Deal found 15/9£454

Wed 17/1210:40LGW - IAD

1 stop33h 35mTAP AIR PORTUGAL

Tue 30/1217:30IAD - LGW

1 stop11h 20mTAP AIR PORTUGAL

Deal found 16/9£467

Sun 7/1206:30LHR - IAD

1 stop14h 20mUnited Airlines

Tue 13/122:15IAD - LHR

Nonstop7h 35mUnited Airlines

Deal found 14/9£397

Thu 2/1006:50LHR - DCA

2 stops14h 01mAir Canada

Tue 7/1009:40DCA - LHR

1 stop15h 50mAir Canada

Deal found 15/9£397

Sat 10/111:55LGW - BWI

1 stop11h 45mIcelandair

Thu 15/119:40BWI - LGW

1 stop10h 15mIcelandair

Deal found 15/9£398

Fri 31/1013:05LTN - IAD

2 stops32h 35mMultiple Airlines

Fri 7/1116:25IAD - LTN

2 stops18h 00mMultiple Airlines

Deal found 16/9£410

Mon 27/1019:10LCY - IAD

1 stop24h 25mSWISS

Fri 7/1117:25IAD - LCY

1 stop13h 15mSWISS

Deal found 15/9£412

Direct flights to Washington, D.C.
Explore direct flight options to Washington, D.C. based on user searches, and compare prices and availability for your desired travel dates. Data last updated 16 September 2025.

Fri 3/1016:40LHR - IAD

Nonstop8h 15mLufthansa

Mon 6/1022:25IAD - LHR

Nonstop7h 15mLufthansa

Deal found 15/9£398

Sat 7/312:10LHR - IAD

Nonstop8h 25mBritish Airways

Mon 9/319:20IAD - LHR

Nonstop7h 10mBritish Airways

Deal found 13/9£400

Fri 26/912:35LHR - IAD

Nonstop8h 25mVirgin Atlantic

Fri 3/1017:50IAD - LHR

Nonstop7h 30mVirgin Atlantic

Deal found 14/9£400

Thu 5/316:25LHR - IAD

Nonstop8h 30mBritish Airways

Thu 12/322:45IAD - LHR

Nonstop7h 15mBritish Airways

Deal found 14/9£401

Mon 6/1012:35LHR - IAD

Nonstop8h 25mVirgin Atlantic

Fri 17/1018:45IAD - LHR

Nonstop7h 30mVirgin Atlantic

Deal found 13/9£402

Tue 18/1116:50LHR - IAD

Nonstop8h 40mVirgin Atlantic

Thu 27/1122:20IAD - LHR

Nonstop7h 30mVirgin Atlantic

Deal found 15/9£403

Thu 9/1012:35LHR - IAD

Nonstop8h 25mVirgin Atlantic

Tue 14/1018:45IAD - LHR

Nonstop7h 30mVirgin Atlantic

Deal found 15/9£403

Tue 30/912:35LHR - IAD

Nonstop8h 25mVirgin Atlantic

Thu 9/1017:50IAD - LHR

Nonstop7h 30mVirgin Atlantic

Deal found 16/9£404

Thu 30/1016:50LHR - IAD

Nonstop8h 40mVirgin Atlantic

Wed 12/1122:20IAD - LHR

Nonstop7h 30mVirgin Atlantic

Deal found 14/9£406

Wed 7/116:50LHR - IAD

Nonstop8h 40mVirgin Atlantic

Tue 13/122:20IAD - LHR

Nonstop7h 30mVirgin Atlantic

Deal found 15/9£409

Sat 4/1012:35LHR - IAD

Nonstop8h 25mVirgin Atlantic

Wed 8/1017:50IAD - LHR

Nonstop7h 30mVirgin Atlantic

Deal found 14/9£410

Tue 25/1112:10LHR - IAD

Nonstop8h 25mBritish Airways

Sun 30/1121:45IAD - LHR

Nonstop7h 15mBritish Airways

Deal found 14/9£411

Last-minute flights to Washington, D.C.
Discover last-minute flight deals to Washington, D.C.. Data last updated 16 September 2025 and is based on user searches.

Fri 19/914:00LGW - BWI

1 stop30h 32mMultiple Airlines

Sat 27/921:39BWI - LGW

1 stop31h 31mMultiple Airlines

Deal found 15/9£393

Sun 21/907:30LHR - IAD

1 stop12h 45mUnited Airlines

Tue 7/1006:15IAD - LHR

1 stop9h 25mUnited Airlines

Deal found 14/9£397

Mon 22/906:50LHR - IAD

1 stop11h 40mUnited Airlines

Sun 28/918:40IAD - LHR

Nonstop7h 15mUnited Airlines

Deal found 15/9£394

Mon 22/919:30LHR - IAD

1 stop24h 05mAustrian Airlines

Sun 28/918:40IAD - LHR

Nonstop7h 15mAustrian Airlines

Deal found 15/9£394

Mon 22/910:00LGW - BWI

1 stop18h 37mMultiple Airlines

Sat 4/1021:39BWI - LGW

1 stop31h 31mMultiple Airlines

Deal found 15/9£394

Thu 25/906:00LHR - IAD

1 stop13h 35mAustrian Airlines

Tue 30/922:25IAD - LHR

Nonstop7h 15mAustrian Airlines

Deal found 15/9£395

Mon 29/914:00LGW - BWI

1 stop30h 32mMultiple Airlines

Fri 3/1020:52BWI - LGW

1 stop32h 08mMultiple Airlines

Deal found 15/9£396

Fri 3/1015:05LGW - DCA

1 stop13h 02mAmerican Airlines

Sun 5/1015:35DCA - LGW

1 stop11h 15mAmerican Airlines

Deal found 14/9£395

Thu 23/1008:55LGW - IAD

1 stop15h 00mMultiple Airlines

Mon 27/1018:05IAD - LGW

1 stop11h 10mMultiple Airlines

Deal found 13/9£396

Mon 27/1020:25LHR - DCA

2 stops30h 34mVirgin Atlantic

Fri 7/1119:35DCA - LHR

2 stops31h 15mVirgin Atlantic

Deal found 15/9£394

Wed 29/1006:50LHR - DCA

2 stops13h 06mAir Canada

Wed 5/1112:55DCA - LHR

2 stops13h 15mAir Canada

Deal found 14/9£396

Wed 29/1012:05LHR - BWI

2 stops57h 09mUnited Airlines

Wed 5/1106:15BWI - LHR

2 stops19h 55mUnited Airlines

Deal found 14/9£397

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 16 September 2025.

Mon 6/1014:00LGW - BWI

3 stops25h 28mMultiple Airlines

Deal found 15/9£352

Fri 5/1209:50LHR - BWI

3 stops29h 04mMultiple Airlines

Deal found 15/9£352

Fri 10/1020:20LGW - BWI

3 stops26h 20mMultiple Airlines

Deal found 15/9£352

Fri 17/1006:40LHR - BWI

2 stops40h 00mMultiple Airlines

Deal found 16/9£353

Mon 15/1212:50LGW - BWI

3 stops32h 59mMultiple Airlines

Deal found 15/9£353

Thu 6/1112:25LHR - BWI

3 stops35h 52mMultiple Airlines

Deal found 15/9£354

Mon 13/1015:05LHR - BWI

2 stops31h 35mMultiple Airlines

Deal found 16/9£355

Mon 22/914:00LGW - BWI

3 stops25h 26mMultiple Airlines

Deal found 16/9£355

Tue 4/1109:50LHR - BWI

2 stops28h 00mMultiple Airlines

Deal found 15/9£356

Tue 21/1008:05LGW - BWI

2 stops14h 35mMultiple Airlines

Deal found 15/9£357

Mon 1/1207:40LGW - BWI

1 stop16h 00mMultiple Airlines

Deal found 15/9£358

Fri 10/1014:00LGW - BWI

2 stops29h 48mMultiple Airlines

Deal found 15/9£359

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Cheap flights to Washington, D.C. – Compare and Save

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 16 September 2025.

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One-way from

Popular in

Cheapest in

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Good round-trip deal

Good one-way deal

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 16 September 2025.

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 16 September 2025.

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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 16 September 2025.