Cheap flights to Washington, D.C. – Compare and Save
— WAS
7 Aug — 14 Aug1
Return
1 adult
Economy
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 2 August 2025.
Return from | £456 |
---|---|
One-way from | £181 |
Popular in | July |
Cheapest in | February |
Average price | £642 |
Good round-trip deal | £525 or less |
Good one-way deal | £615 or less |
- Scandinavian Airlines
- 9/9-15/9
- 4 total stops
- 47h 39m total
- London to Washington, D.C.
- 28/8
- 1 total stop
- 18h 59m total
- London to Washington, D.C.
Highest demand for flights based on searches. 12% potential increase in price (£62 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).
Average for return flights in August 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 2 August 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 2 August 2025.
Tue 9/919:50LHR - IAD
2 stops29h 09mScandinavian Airlines
Mon 15/922:05IAD - LHR
2 stops18h 30mScandinavian Airlines
Deal found 31/7£456
Thu 28/810:00LGW - IAD
1 stop14h 24mMultiple Airlines
Tue 23/917:00IAD - LGW
2 stops16h 50mMultiple Airlines
Deal found 30/7£456
Wed 27/808:25LHR - DCA
1 stop11h 43mJetBlue
Tue 23/913:20DCA - LHR
1 stop12h 10mJetBlue
Deal found 30/7£456
Sun 31/808:30LHR - IAD
1 stop11h 45mUnited Airlines
Tue 9/918:40IAD - LHR
Nonstop7h 15mUnited Airlines
Deal found 31/7£457
Mon 8/912:10LGW - DCA
1 stop13h 45mJetBlue
Sun 14/917:55DCA - LGW
1 stop10h 40mJetBlue
Deal found 31/7£457
Thu 28/810:00LGW - IAD
1 stop14h 24mMultiple Airlines
Sat 27/917:00IAD - LGW
1 stop11h 45mMultiple Airlines
Deal found 30/7£457
Wed 3/912:00STN - IAD
2 stops32h 20mMultiple Airlines
Sun 7/917:45IAD - STN
2 stops18h 00mMultiple Airlines
Deal found 30/7£457
Tue 16/908:25LHR - DCA
1 stop13h 22mJetBlue
Mon 22/915:15DCA - LHR
1 stop10h 15mJetBlue
Deal found 29/7£457
Sun 31/820:05LHR - IAD
1 stop25h 10mMultiple Airlines
Sat 13/922:25IAD - LHR
Nonstop7h 15mMultiple Airlines
Deal found 31/7£457
Mon 8/912:10LGW - DCA
1 stop13h 45mJetBlue
Sat 20/913:20DCA - LGW
1 stop15h 15mJetBlue
Deal found 30/7£457
Wed 17/921:05LGW - IAD
2 stops23h 15mMultiple Airlines
Sat 20/922:35IAD - LGW
1 stop30h 10mMultiple Airlines
Deal found 30/7£457
Thu 25/917:50STN - IAD
2 stops26h 30mMultiple Airlines
Sat 25/1017:00IAD - STN
2 stops17h 30mMultiple Airlines
Deal found 31/7£457
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 2 August 2025.
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 2 August 2025.
Tue 9/919:50LHR - IAD
2 stops29h 09mScandinavian Airlines
Mon 15/922:05IAD - LHR
2 stops18h 30mScandinavian Airlines
Deal found 31/7£456
Thu 28/810:00LGW - IAD
1 stop14h 24mMultiple Airlines
Tue 23/917:00IAD - LGW
2 stops16h 50mMultiple Airlines
Deal found 30/7£456
Wed 27/808:25LHR - DCA
1 stop11h 43mJetBlue
Tue 23/913:20DCA - LHR
1 stop12h 10mJetBlue
Deal found 30/7£456
Sun 31/808:30LHR - IAD
1 stop11h 45mUnited Airlines
Tue 9/918:40IAD - LHR
Nonstop7h 15mUnited Airlines
Deal found 31/7£457
Mon 13/1015:40LGW - IAD
1 stop32h 40mIcelandair
Sun 19/1020:30IAD - LGW
1 stop13h 10mIcelandair
Deal found 30/7£458
Tue 16/906:50LHR - DCA
2 stops14h 01mAir Canada
Tue 23/916:35DCA - LHR
1 stop12h 00mAir Canada
Deal found 30/7£461
Tue 2/907:25LHR - IAD
1 stop12h 40mLufthansa
Mon 1/1218:20IAD - LHR
Nonstop7h 20mLufthansa
Deal found 30/7£464
Thu 4/915:05LGW - DCA
1 stop13h 02mAmerican Airlines
Fri 26/915:35DCA - LGW
1 stop11h 35mAmerican Airlines
Deal found 1/8£464
Mon 15/908:40LHR - IAD
1 stop12h 35mSWISS
Mon 22/917:45IAD - LHR
1 stop17h 40mSWISS
Deal found 1/8£467
Thu 4/915:05LGW - DCA
1 stop13h 02mBritish Airways
Sun 14/906:45DCA - LGW
1 stop20h 05mBritish Airways
Deal found 31/7£467
Tue 2/919:30LHR - IAD
1 stop24h 05mAustrian Airlines
Thu 25/917:25IAD - LHR
1 stop23h 15mAustrian Airlines
Deal found 1/8£475
Wed 8/1020:10LHR - DCA
1 stop16h 35mFinnair
Mon 13/1014:55DCA - LHR
1 stop10h 25mFinnair
Deal found 1/8£480
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 2 August 2025.
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 2 August 2025.
Sun 31/812:35LHR - IAD
Nonstop8h 25mVirgin Atlantic
Tue 9/917:50IAD - LHR
Nonstop7h 30mVirgin Atlantic
Deal found 1/8£456
Mon 15/912:35LHR - IAD
Nonstop8h 25mVirgin Atlantic
Mon 22/917:50IAD - LHR
Nonstop7h 30mVirgin Atlantic
Deal found 1/8£459
Fri 26/914:25LHR - IAD
Nonstop8h 05mBritish Airways
Tue 7/1019:25IAD - LHR
Nonstop7h 20mBritish Airways
Deal found 1/8£467
Sat 20/914:30LHR - IAD
Nonstop8h 05mBritish Airways
Sat 27/919:25IAD - LHR
Nonstop7h 20mBritish Airways
Deal found 1/8£470
Sun 31/812:35LHR - IAD
Nonstop8h 25mKLM
Tue 9/917:50IAD - LHR
Nonstop7h 30mKLM
Deal found 31/7£470
Mon 8/916:40LHR - IAD
Nonstop8h 15mLufthansa
Mon 15/918:40IAD - LHR
Nonstop7h 15mLufthansa
Deal found 31/7£471
Thu 11/914:30LHR - IAD
Nonstop8h 05mBritish Airways
Wed 17/922:40IAD - LHR
Nonstop7h 25mBritish Airways
Deal found 31/7£473
Fri 3/1017:00LHR - IAD
Nonstop8h 15mBritish Airways
Mon 6/1019:25IAD - LHR
Nonstop7h 20mBritish Airways
Deal found 1/8£475
Fri 5/912:45LHR - IAD
Nonstop8h 15mBritish Airways
Fri 26/917:50IAD - LHR
Nonstop7h 25mBritish Airways
Deal found 31/7£476
Sat 20/917:05LHR - IAD
Nonstop8h 10mBritish Airways
Thu 25/917:50IAD - LHR
Nonstop7h 25mBritish Airways
Deal found 1/8£476
Sun 31/812:15LHR - IAD
Nonstop8h 20mUnited Airlines
Tue 9/922:25IAD - LHR
Nonstop7h 15mUnited Airlines
Deal found 30/7£479
Sat 1/1112:10LHR - IAD
Nonstop8h 25mBritish Airways
Wed 5/1121:45IAD - LHR
Nonstop7h 15mBritish Airways
Deal found 31/7£479
Last-minute flights to Washington, D.C.Discover last-minute flight deals to Washington, D.C.. Data last updated 2 August 2025 and is based on user searches.
Discover last-minute flight deals to Washington, D.C.. Data last updated 2 August 2025 and is based on user searches.
Thu 7/807:50LHR - DCA
2 stops20h 28mBritish Airways
Fri 15/817:35DCA - LHR
1 stop10h 30mBritish Airways
Deal found 30/7£544
Fri 8/807:30LHR - IAD
1 stop12h 45mLufthansa
Fri 15/817:25IAD - LHR
1 stop13h 55mLufthansa
Deal found 31/7£534
Fri 8/808:55LHR - DCA
1 stop13h 18mFinnair
Thu 14/809:59DCA - LHR
1 stop16h 21mFinnair
Deal found 31/7£543
Fri 8/812:15LHR - IAD
Nonstop8h 20mAustrian Airlines
Fri 15/817:13IAD - LHR
1 stop13h 32mAustrian Airlines
Deal found 1/8£552
Sat 9/806:40LHR - IAD
1 stop12h 45mUnited Airlines
Sat 16/813:20IAD - LHR
1 stop12h 00mUnited Airlines
Deal found 1/8£532
Sat 9/806:40LHR - IAD
1 stop12h 45mUnited Airlines
Tue 9/909:35IAD - LHR
1 stop15h 55mUnited Airlines
Deal found 1/8£535
Mon 11/811:05LHR - IAD
1 stop32h 20mBrussels Airlines
Wed 10/915:48IAD - LHR
1 stop15h 32mBrussels Airlines
Deal found 2/8£541
Mon 11/811:05LHR - IAD
1 stop32h 20mUnited Airlines
Tue 11/1106:00IAD - LHR
1 stop9h 35mUnited Airlines
Deal found 1/8£542
Mon 11/816:40LHR - IAD
Nonstop8h 20mLufthansa
Tue 11/1118:20IAD - LHR
Nonstop7h 20mLufthansa
Deal found 1/8£551
Mon 11/816:40LHR - IAD
Nonstop8h 20mAustrian Airlines
Sun 9/1117:15IAD - LHR
1 stop13h 00mAustrian Airlines
Deal found 1/8£553
Tue 12/806:40LHR - IAD
1 stop12h 45mUnited Airlines
Mon 10/1106:00IAD - LHR
1 stop9h 35mUnited Airlines
Deal found 1/8£532
Tue 12/822:35STN - BWI
2 stops24h 05mMultiple Airlines
Wed 20/818:50BWI - STN
2 stops14h 35mMultiple Airlines
Deal found 31/7£551
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 2 August 2025.
Search for one-way flight options to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated 2 August 2025.
Thu 28/810:00LGW - BWI
1 stop18h 59mMultiple Airlines
Deal found 30/7£181
Sat 30/810:00LGW - BWI
1 stop18h 59mMultiple Airlines
Deal found 30/7£193
Wed 27/814:00LGW - BWI
1 stop26h 44mMultiple Airlines
Deal found 30/7£196
Thu 28/810:00LGW - BWI
2 stops17h 09mMultiple Airlines
Deal found 30/7£202
Tue 26/814:00LGW - BWI
1 stop26h 44mMultiple Airlines
Deal found 30/7£203
Tue 26/814:00LGW - BWI
1 stop26h 44mMultiple Airlines
Deal found 30/7£203
Wed 27/814:00LGW - BWI
1 stop26h 44mMultiple Airlines
Deal found 30/7£205
Fri 29/810:00LGW - BWI
1 stop29h 49mMultiple Airlines
Deal found 30/7£212
Thu 11/914:00LGW - BWI
1 stop30h 17mMultiple Airlines
Deal found 30/7£215
Mon 6/1008:30LGW - BWI
1 stop14h 10mMultiple Airlines
Deal found 31/7£216
Mon 6/1008:30LGW - BWI
1 stop14h 10mMultiple Airlines
Deal found 30/7£216
Fri 29/811:40STN - BWI
1 stop11h 00mPLAY
Deal found 30/7£218