DCA - LON

£241 Find Cheap Flights from Reagan Washington National Airport to London – Compare and Save

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Everything you should know

Cheapest return flight
£513
Typical prices: £512-£701
Air Canada
Mon 8/10Mon 3/12
DCA - LHR • 1 stop
Cheapest one-way flight
£241
Typical prices: £253-£351
Multiple Airlines
Fri 28/9
DCA - LTN • 2 stops
Direct flights
Not available
There are currently no direct flights between Washington, D.C. Reagan-National Airport and London. You'll need to take a connecting flight to reach the destination.
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Top routes
DCA - LHR
Cheapest • 6% average savings
DCA - LGW
Most popular
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Insights
When to book
19 weeks
in advance
Our data shows that travellers who book at least 19 weeks in advance save around 15% compared to booking last minute.
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When to travel
January
Cheapest • 18% price drop
April
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Ottawa (YOW)
Cheapest • Avg £474 (return)
Newark (EWR)
Shortest trip • 11h 00m (one-way)
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We hope you enjoy your trip to London!
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Flight Deals

Cheap Flights from Reagan-National to London (DCA-LON)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Reagan-National to London

Thu, 8 Oct - Thu, 3 Dec
Air Canada Logo
12:50 - 06:30DCA  Washington, D.C. Reagan-National-LHR London Heathrow
12h 40m1 stop Ottawa
Air Canada Logo
11:10 - 18:18LHR  London Heathrow-DCA Washington, D.C. Reagan-National
12h 08m1 stop Toronto Pearson Intl
£513Air Canada
Thu, 26 Nov - Mon, 30 Nov
Multiple Airlines Logo
06:59 - 19:30DCA  Washington, D.C. Reagan-National-LHR London Heathrow
31h 31m2 stops Toronto Pearson Intl Reykjavik Keflavik Intl
Multiple Airlines Logo
20:35 - 22:38LHR  London Heathrow-DCA Washington, D.C. Reagan-National
31h 03m2 stops Reykjavik Keflavik Intl Toronto Pearson Intl
£520Multiple Airlines
Tue, 24 Nov - Mon, 30 Nov
Multiple Airlines Logo
09:40 - 19:30DCA  Washington, D.C. Reagan-National-LHR London Heathrow
28h 50m2 stops Toronto Pearson Intl Reykjavik Keflavik Intl
Multiple Airlines Logo
20:35 - 22:38LHR  London Heathrow-DCA Washington, D.C. Reagan-National
31h 03m2 stops Reykjavik Keflavik Intl Toronto Pearson Intl
£521Multiple Airlines
Thu, 26 Nov - Wed, 2 Dec
Multiple Airlines Logo
09:40 - 10:55DCA  Washington, D.C. Reagan-National-LGW London Gatwick
20h 15m2 stops Toronto Pearson Intl Reykjavik Keflavik Intl
Multiple Airlines Logo
11:55 - 22:38LGW  London Gatwick-DCA Washington, D.C. Reagan-National
15h 43m2 stops Reykjavik Keflavik Intl Toronto Pearson Intl
£524Multiple Airlines
Thu, 26 Nov - Wed, 2 Dec
Multiple Airlines Logo
06:59 - 10:55DCA  Washington, D.C. Reagan-National-LGW London Gatwick
22h 56m2 stops Toronto Pearson Intl Reykjavik Keflavik Intl
Multiple Airlines Logo
11:55 - 22:38LGW  London Gatwick-DCA Washington, D.C. Reagan-National
15h 43m2 stops Reykjavik Keflavik Intl Toronto Pearson Intl
£525Multiple Airlines
Sat, 5 Dec - Mon, 7 Dec
Multiple Airlines Logo
20:45 - 21:00DCA  Washington, D.C. Reagan-National-LHR London Heathrow
19h 15m2 stops Toronto Pearson Intl Halifax Intl
Multiple Airlines Logo
18:00 - 15:24LHR  London Heathrow-DCA Washington, D.C. Reagan-National
26h 24m2 stops Brussels Bruxelles-National Montreal Pierre Elliott Trudeau Intl
£526Multiple Airlines
Tue, 6 Oct - Tue, 13 Oct
Multiple Airlines Logo
13:20 - 11:45DCA  Washington, D.C. Reagan-National-STN London Stansted
17h 25m3 stops Boston Logan Intl Kastrup Copenhagen Oslo Gardermoen
Multiple Airlines Logo
07:05 - 22:55STN  London Stansted-DCA Washington, D.C. Reagan-National
20h 50m2 stops Oslo Gardermoen New York John F Kennedy Intl
£526Multiple Airlines
Tue, 8 Dec - Tue, 15 Dec
Iberia Logo
14:54 - 08:35DCA  Washington, D.C. Reagan-National-LHR London Heathrow
12h 41m1 stop Chicago O'Hare Intl
Iberia Logo
06:05 - 19:19LHR  London Heathrow-DCA Washington, D.C. Reagan-National
18h 14m2 stops Madrid Barajas New York John F Kennedy Intl
£527Iberia
Tue, 3 Nov - Wed, 18 Nov
Iberia Logo
14:54 - 10:25DCA  Washington, D.C. Reagan-National-LHR London Heathrow
14h 31m1 stop Chicago O'Hare Intl
Iberia Logo
11:25 - 23:07LHR  London Heathrow-DCA Washington, D.C. Reagan-National
16h 42m2 stops Madrid Barajas Boston Logan Intl
£527Iberia
Tue, 6 Oct - Tue, 13 Oct
Multiple Airlines Logo
11:05 - 11:45DCA  Washington, D.C. Reagan-National-STN London Stansted
19h 40m2 stops New York John F Kennedy Intl Oslo Gardermoen
Multiple Airlines Logo
07:05 - 22:55STN  London Stansted-DCA Washington, D.C. Reagan-National
20h 50m2 stops Oslo Gardermoen New York John F Kennedy Intl
£528Multiple Airlines
Booking Insights

Price, demand, and travel trends for Washington, D.C. Reagan-National Airport to London flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Washington, D.C. Reagan-National Airport to London with more confidence.

How much is a return flight from Washington, D.C. Reagan-National Airport to London?

Return flights from Washington, D.C. Reagan-National Airport to London start at £513. Prices are typical for this route right now, with typical return fares ranging from £512 to £701. The lowest price found in the past 5 days was £513 on Air Canada.

What is the cheapest Washington, D.C. Reagan-National Airport to London flight route?

There's little price difference between Washington, D.C. Reagan-National Airport to London routes. They average around £619 return, based on KAYAK data over the past 12 months.

What's the cheapest day of the week to fly from Washington, D.C. Reagan-National Airport to London?

Monday is the cheapest day of the week to fly from Washington, D.C. Reagan-National Airport to London and is 5% cheaper than the average day. Saturday is the most expensive day with flight prices 5% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Washington, D.C. Reagan-National Airport to London?

  • January is the cheapest month to fly from Washington, D.C. Reagan-National Airport to London at £479 return.
  • May (£853) and June (£780) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 78% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Washington, D.C. Reagan-National Airport to London the cheapest?

Flights from Washington, D.C. Reagan-National Airport to London are cheapest 19 weeks before departure. Booking in this window typically costs about 15% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

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Key details for Washington, D.C. Reagan-National Airport to London flights

Low season

September

Cheapest flight

£241
Best time to beat the crowds (9% less expensive on average)
Most popular time to fly (19% more expensive on average)
Flights from Washington, D.C. Reagan-National Airport to London Luton Airport

When to book flights from Reagan-National to London

Are your dates flexible? Find out the best times to travel from Reagan-National to London based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Washington, D.C. Reagan-National Airport to London flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • Which airports can I use when flying from Washington, D.C. Reagan-National Airport to London?

    Flights from Washington, D.C. Reagan-National Airport to London usually depart from Washington, D.C. Reagan-National (DCA) and may arrive at several airports in London area, including London City (LCY), London Gatwick (LGW), London Heathrow (LHR), London Luton (LTN), London Southend (SEN) and London Stansted (STN).

  • Which cabin classes can I book on flights from Washington, D.C. Reagan-National Airport to London?

    Two cabin classes are available on flights from Washington, D.C. Reagan-National Airport to London:

    • Economy class
    • Premium Economy Class

  • Which airports do connecting flights from Washington, D.C. Reagan-National Airport to London pass through?

    One-stop flights from Washington, D.C. Reagan-National Airport to London most commonly connect through:

    • Boston Logan Intl (BOS) – 59% of one-stop connections
    • New York John F Kennedy Intl (JFK) – 25% of one-stop connections
    • Toronto Pearson Intl (YYZ) – 7% of one-stop connections
    • Montreal Pierre Elliott Trudeau Intl (YUL) – 4% of one-stop connections

    Boston Logan Intl (BOS) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Washington, D.C. Reagan-National Airport to London?

    Yes. Being flexible with your travel dates can save you up to 10% on the Washington, D.C. Reagan-National Airport to London route. Monday is the cheapest departure day at £561 return on average, while Saturday is the most expensive at £617, a difference of £56. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in London?

    Some of the most popular sights in London are London Victoria Station, London Euston Railway Station, and Hyde Park. These are among the most viewed places in London on KAYAK.

  • How expensive are last-minute Washington, D.C. Reagan-National Airport to London flights?

    Last-minute fares on this route (booked within 2 weeks of departure) run 2% above the route average of £586. Book 19 weeks before departure for the lowest fares.

  • How long is a flight from Washington, D.C. Reagan-National Airport to London?

    A direct flight from Washington, D.C. Reagan-National Airport to London takes 0h 00m, covering 3,665 miles.

  • Do I need a passport to fly from Washington, D.C. Reagan-National Airport to London?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How are flight prices from Washington, D.C. Reagan-National Airport to London looking right now?

    One-way fares from Washington, D.C. Reagan-National Airport to London are currently lower than usual. Average one-way flight prices are about £242, which is 18% below the typical average for this route.

  • How much time can I save by choosing a different stopover airport from Washington, D.C. Reagan-National Airport to London?

    Flying via Newark (EWR) gives the shortest average 1-stop total travel time of 11h 00m, compared to 12h 12m via Boston Logan Intl (BOS) and 12h 21m via Toronto Pearson Intl (YYZ).

  • What is the time difference between Washington, D.C. Reagan-National Airport and London?

    London is 5 hours ahead of Washington, D.C. Reagan-National Airport (British Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car hire options are available in London?

    Since London is served by multiple airports, car hire options and rates can vary depending on which one you fly into.
    Near London Heathrow Airport (LHR) – daily rates from around £5:

    · GREEN MOTION
    · DRIVALIA
    · Europcar
    · Alamo
    · Hertz

    Near London Gatwick Airport (LGW) – daily rates from around £6:

    · GREEN MOTION
    · DRIVALIA
    · U-Save
    · Europcar
    · Alamo

    Near London City Airport (LCY) – daily rates from around £8:

    · GREEN MOTION
    · Budget
    · Hertz
    · Avis
    · Sixt

    Near London Luton Airport (LTN) – daily rates from around £8:

    · GREEN MOTION
    · DRIVALIA
    · Alamo
    · Europcar
    · Budget

    Near London Stansted Airport (STN) – daily rates from around £7:

    · GREEN MOTION
    · DRIVALIA
    · Europcar
    · Alamo
    · U-Save

  • How much should I expect to pay for a Washington, D.C. Reagan-National Airport to London flight?

    Return flights from Washington, D.C. Reagan-National Airport to London range from £512 to £701, with an average of £586 over the past 12 months. Anything below £512 counts as a good deal.

Your guide to booking Washington, D.C. Reagan-National Airport to London flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Monday departure instead of Saturday. On this route, Monday flights average £561 – about £56 less than Saturday (9% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 19 weeks before you fly. On this route, that window historically saves about 15% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Washington, D.C. Reagan-National Airport to London trip for January. Fares historically average £479 return in that month – typically £374 less than the most expensive month, which is May (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, hotels close to the airport you're flying into can be a convenient option.

    Near London City Airport

    · Crowne Plaza London Docklands By IHG
    · Good Hotel London
    · Novotel London Excel

    Near London Heathrow Airport

    · Hilton London Heathrow Airport

    Near London Gatwick Airport

    · Premier Inn London Gatwick Airport

More options for your flight from Reagan-National to London

Complete your trip to London with a hotel stay or car hire

Car hire in London
Hotels in London
Holidays in London