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Cheap Flights from Washington D.C. to London

Cheap Flights from Washington D.C. to London

  • Washington D.C. London

    Wed, Oct 30

    From $452.00
  • Washington D.C. London

    Tue, Oct 29

    From $480.00

Prices shown are for 1 adult ticket including taxes & fees.(As ticket fares can change frequently, these advertised prices are for reference only. The actual prices will be shown at time of booking.)

Washington D.C. to London Flight Information

Below are some common questions asked about this flight route:

Best time to book Washington D.C. to London flights

Generally the best time to book Washington D.C. to London flights is two months in advance. And the cheapest days to fly are Tuesdays, Wednesdays, and Saturdays. Sunday is the most expensive.

How many direct flights from Washington D.C. to London?

There are 42 direct flights from Washington D.C. to London.

What is the most popular airline for non-stop flights from Washington D.C. to London?

United Airlines provides 50 of the non-stop flights between Washington D.C. and London.

Airlines flying this route:
Airports in Washington D.C.:
Airports in London:
Average duration of direct flights: 7h18m

Washington D.C. to London Flight Schedule

Flight info. Departure
Arrival
Route Weekly Schedule
18:10 IAD 06:35 LHR
Washington D.C. to London SMTWTFS Search
PF048
21:20 IAD 09:50 STN
Washington D.C. to London ------- Search
08:15 IAD 20:55 LHR
Washington D.C. to London SMTWTFS Search
22:20 IAD 10:35 LHR
Washington D.C. to London SMTWTFS Search
22:15 IAD 10:30 LHR
Washington D.C. to London SMTWTFS Search
22:15 IAD 10:30 LHR
Washington D.C. to London SMTWTFS Search
18:25 IAD 06:45 LHR
Washington D.C. to London SMTWTFS Search
18:30 IAD 06:55 LHR
Washington D.C. to London SMTWTFS Search
LX3045
08:15 IAD 20:55 LHR
Washington D.C. to London SMTWTFS Search
18:10 IAD 06:35 LHR
Washington D.C. to London SMTWTFS Search
08:15 IAD 20:55 LHR
Washington D.C. to London SMTWTFS Search
AY5532
22:20 IAD 10:35 LHR
Washington D.C. to London SMTWTFS Search
18:25 IAD 06:45 LHR
Washington D.C. to London SMTWTFS Search
9W5807
21:15 IAD 09:30 LHR
Washington D.C. to London SM-WTFS Search
22:20 IAD 10:35 LHR
Washington D.C. to London SMTWTFS Search
LH9227
08:15 IAD 20:55 LHR
Washington D.C. to London SMTWTFS Search
LX3061
22:15 IAD 10:30 LHR
Washington D.C. to London SMTWTFS Search
18:30 IAD 06:55 LHR
Washington D.C. to London SMTWTFS Search
20:40 IAD 09:10 LHR
Washington D.C. to London -M---F- Search
LH9259
18:25 IAD 06:45 LHR
Washington D.C. to London SMTWTFS Search

Washington D.C. to London Heathrow Airport (LHR)

08:25, Jan 28 - 12:20, Feb 4
UA | United Airlines
7h 25m
IAD - LHR
Nonstop
$509
Round-trip from
Search
23:05, Mar 25 - 12:15, Mar 31
LH | Lufthansa
7h 10m
IAD - LHR
Nonstop
$528
Round-trip from
Search
23:05, Mar 25 - 07:30, Mar 31
OS | Austrian Airlines
7h 10m
IAD - LHR
Nonstop
$528
Round-trip from
Search
21:15, Jan 30 - 11:35, Feb 6
VS | Virgin Atlantic
7h 15m
IAD - LHR
Nonstop
$538
Round-trip from
Search
19:05, Jan 29 - 11:35, Feb 5
AF | Air France
7h 15m
IAD - LHR
Nonstop
$572
Round-trip from
Search

Washington D.C. to Gatwick Airport (LGW)

17:30, Feb 7 - 07:30, Feb 9
LX | Swiss
11h 0m
IAD - LGW
1 stop
$516
Round-trip from
Search
17:30, Dec 27 - 16:20, Jan 2
UA | United Airlines
11h 0m
IAD - LGW
1 stop
$1,131
Round-trip from
Search
17:35, Dec 9 - 15:30, Dec 10
BA | British Airways
9h 20m
IAD - LGW
1 stop
$1,433
Round-trip from
Search
17:00, Nov 1 - 17:00, Nov 7
AA | American Airlines
12h 55m
DCA - LGW
1 stop
$1,706
Round-trip from
Search
19:40, Nov 17 - 12:00, Nov 21
FI | Icelandair
10h 10m
IAD - LGW
2 stop
$392
Round-trip from
Search

Washington D.C. to London City Airport (LCY)

17:30, Nov 13 - 12:20, Nov 21
LX | Swiss
14h 10m
IAD - LCY
1 stop
$621
Round-trip from
Search
17:55, Dec 20 - 12:25, Dec 26
DL | Delta Air Lines
11h 30m
IAD - LCY
1 stop
$1,406
Round-trip from
Search
17:25, Nov 19 - 09:25, Nov 25
EI | Aer Lingus
9h 50m
IAD - LCY
2 stop
$564
Round-trip from
Search
17:30, Nov 8 - 07:00, Feb 19
SN | Brussels Airlines
13h 0m
IAD - LCY
2 stop
$622
Round-trip from
Search
17:30, Jan 5 - 16:45, Jan 11
UA | United Airlines
33h 30m
IAD - LCY
2 stop
$818
Round-trip from
Search

Washington D.C. to Stansted Airport (STN)

17:15, Jan 14 - 17:00, Jan 18
SK | Sas
15h 0m
IAD - STN
2 stop
$403
Round-trip from
Search

Prices shown are for 1 adult ticket including taxes & fees.(As ticket fares can change frequently, these advertised prices are for reference only. The actual prices will be shown at time of booking.)

Roundtrip vs One-Way Flights from Washington D.C. to London

There is usually no major price difference between buying a roundtrip flight versus a one-way flight. Increased flexibility is the main benefit when it comes to buying a one-way flight from Washington D.C. to London. However, booking a roundtrip flight is a simpler process. You can compare roundtrip and one-way flights by using our flight comparison tool.

Nonstop vs Connecting Flights from Washington D.C. to London

The average price for connecting flights from Washington D.C. to London is USD 457.21.The average price for nonstop flights from Washington D.C. to London is USD 762.24.

Travel from Washington D.C. to London

London attracts thousands of visitors every year for both business and pleasure. Planning a trip from Washington D.C. to London is easy when you use Trip.com to help you make travel arrangements. With Trip.com, you can search for available flights and hotel rooms, and then make your booking quickly and easily online.

A Trip to Remember

Make your journey from Washington D.C. to London a trip to remember when you use Trip.com to review city attractions before you arrive. With a preview of what's available at your destination, you can make any necessary reservations in advance for the best travel experience possible.

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