IAD - LTN

$320 Find Cheap Flights from Washington, D.C. to London Luton Airport - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$670
Typical prices: $567-$984
Multiple Airlines
Thu 11/29Sat 12/8
IAD - LTN • 1 stop
Cheapest one-way
$320
Typical prices: $390-$390
Multiple Airlines
Sat 1/13
IAD - LTN • 2 stops
Top layover airports
Reykjavik Keflavik Intl (KEF)
Cheapest • Avg $776 (round-trip)
Dublin (DUB)
Shortest trip • 10h 41m (one-way)
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Flight Deals

Cheap Flights from Washington, D.C. to Luton (IAD-LTN)

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

Recent round-trip flight deals from Washington, D.C. to Luton

Sun, Nov 29 - Tue, Dec 8
Multiple Airlines Logo
7:40 pm - 3:05 pmIAD  Washington, D.C. Dulles Intl-LTN London Luton
14h 25m1 stop Reykjavik Keflavik Intl
Multiple Airlines Logo
7:05 am - 6:30 pmLTN  London Luton-IAD Washington, D.C. Dulles Intl
16h 25m1 stop Reykjavik Keflavik Intl
$670Multiple Airlines
Mon, Nov 30 - Tue, Dec 8
Multiple Airlines Logo
7:40 pm - 2:05 pmIAD  Washington, D.C. Dulles Intl-LTN London Luton
13h 25m1 stop Reykjavik Keflavik Intl
Multiple Airlines Logo
7:05 am - 6:30 pmLTN  London Luton-IAD Washington, D.C. Dulles Intl
16h 25m1 stop Reykjavik Keflavik Intl
$672Multiple Airlines
Fri, Jan 22 - Fri, Jan 29
Multiple Airlines Logo
7:40 pm - 1:55 pmIAD  Washington, D.C. Dulles Intl-LTN London Luton
13h 15m1 stop Reykjavik Keflavik Intl
Multiple Airlines Logo
6:00 am - 6:30 pmLTN  London Luton-IAD Washington, D.C. Dulles Intl
17h 30m1 stop Reykjavik Keflavik Intl
$673Multiple Airlines
Mon, Dec 14 - Fri, Jan 8
Multiple Airlines Logo
7:40 pm - 2:05 pmIAD  Washington, D.C. Dulles Intl-LTN London Luton
13h 25m1 stop Reykjavik Keflavik Intl
Multiple Airlines Logo
6:00 am - 6:30 pmLTN  London Luton-IAD Washington, D.C. Dulles Intl
17h 30m1 stop Reykjavik Keflavik Intl
$674Multiple Airlines
Mon, Dec 14 - Sun, Jan 10
Multiple Airlines Logo
7:40 pm - 2:05 pmIAD  Washington, D.C. Dulles Intl-LTN London Luton
13h 25m1 stop Reykjavik Keflavik Intl
Multiple Airlines Logo
6:00 am - 6:30 pmLTN  London Luton-IAD Washington, D.C. Dulles Intl
17h 30m1 stop Reykjavik Keflavik Intl
$675Multiple Airlines
Thu, Jan 21 - Thu, Jan 28
Multiple Airlines Logo
7:40 pm - 1:00 pmIAD  Washington, D.C. Dulles Intl-LTN London Luton
12h 20m1 stop Reykjavik Keflavik Intl
Multiple Airlines Logo
6:00 am - 6:30 pmLTN  London Luton-IAD Washington, D.C. Dulles Intl
17h 30m1 stop Reykjavik Keflavik Intl
$677Multiple Airlines
Sat, Feb 6 - Tue, Feb 16
Multiple Airlines Logo
7:40 pm - 1:05 pmIAD  Washington, D.C. Dulles Intl-LTN London Luton
12h 25m1 stop Reykjavik Keflavik Intl
Multiple Airlines Logo
7:05 am - 6:30 pmLTN  London Luton-IAD Washington, D.C. Dulles Intl
16h 25m1 stop Reykjavik Keflavik Intl
$678Multiple Airlines
Mon, Nov 30 - Tue, Dec 8
Multiple Airlines Logo
7:40 pm - 2:05 pmIAD  Washington, D.C. Dulles Intl-LTN London Luton
13h 25m1 stop Reykjavik Keflavik Intl
Multiple Airlines Logo
7:05 am - 6:30 pmLTN  London Luton-IAD Washington, D.C. Dulles Intl
16h 25m1 stop Reykjavik Keflavik Intl
$679Multiple Airlines
Mon, Nov 30 - Tue, Dec 8
Multiple Airlines Logo
7:40 pm - 2:05 pmIAD  Washington, D.C. Dulles Intl-LTN London Luton
13h 25m1 stop Reykjavik Keflavik Intl
Multiple Airlines Logo
7:05 am - 6:30 pmLTN  London Luton-IAD Washington, D.C. Dulles Intl
16h 25m1 stop Reykjavik Keflavik Intl
$680Multiple Airlines
Sun, Nov 29 - Tue, Dec 8
Multiple Airlines Logo
7:40 pm - 3:05 pmIAD  Washington, D.C. Dulles Intl-LTN London Luton
14h 25m1 stop Reykjavik Keflavik Intl
Multiple Airlines Logo
7:05 am - 6:30 pmLTN  London Luton-IAD Washington, D.C. Dulles Intl
16h 25m1 stop Reykjavik Keflavik Intl
$681Multiple Airlines
Booking Insights

Price, demand and travel trends for Washington, D.C. Dulles Intl Airport to London Luton Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

What’s the most popular layover airport when flying from Washington, D.C. Dulles Intl Airport to London Luton Airport?

Reykjavik Keflavik Intl (KEF) is the most popular layover for the Washington, D.C. Dulles Intl Airport to London Luton Airport route. 80% of KAYAK users who booked 1-stop round-trips over the past 3 months connected via KEF.

What is the cheapest layover airport when flying from Washington, D.C. Dulles Intl Airport to London Luton Airport?

Flights via Reykjavik Keflavik Intl (KEF) offer the most affordable fares, with an average round-trip price of $776. Based on KAYAK data over the past 3 months.

When flying from Washington, D.C. Dulles Intl Airport to London Luton Airport which airport offers the shortest layover?

Dublin (DUB) had the shortest average connection time for Washington, D.C. Dulles Intl Airport to London Luton Airport layovers at 6h 34m over the past 3 months.

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Key details for Washington, D.C. Dulles Intl Airport to London Luton Airport flights

Cheapest flight

$320
One-way flight from Washington, D.C. Dulles Intl Airport to London Luton Airport

When to book flights from Washington, D.C. to Luton

Are your dates flexible? Find out the best times to travel from Washington, D.C. to Luton based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Washington, D.C. Dulles Intl Airport to London Luton Airport flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Washington, D.C. Dulles Intl Airport to London Luton Airport?

    Only Economy Class is available on flights from Washington, D.C. Dulles Intl Airport to London Luton Airport.

  • How long is a flight from Washington, D.C. Dulles Intl Airport to London Luton Airport?

    There are currently no nonstop flights available from Washington, D.C. Dulles Intl Airport to London Luton Airport. Flights with 1 layover take between 10h 41m and 15h 19m in total, depending on the connection.

  • Do I need a passport to fly from Washington, D.C. Dulles Intl Airport to London Luton Airport?

    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.

  • Have flight prices from Washington, D.C. Dulles Intl Airport to London Luton Airport changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $670 to $2,217. That means the highest observed fare was about 3x higher than the lowest one.

  • How are flight prices from Washington, D.C. Dulles Intl Airport to London Luton Airport looking right now?

    One-way fares from Washington, D.C. Dulles Intl Airport to London Luton Airport are currently lower than usual. Average one-way flight prices are about $325, which is 17% below the typical average for this route.

  • What car rental options are available at London Luton Airport (LTN)?

    London Luton Airport (LTN) hosts 5 major car rental companies, with daily rates averaging $41 for economy cars. Top options include:

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

  • Which airports can I use when flying from Washington, D.C. Dulles Intl Airport to London Luton Airport?

    Flights from Washington, D.C. Dulles Intl Airport to London Luton Airport usually depart from Washington, D.C. Dulles Intl (IAD) and arrive at London Luton (LTN).

  • Which airports do connecting flights from Washington, D.C. Dulles Intl Airport to London Luton Airport pass through?

    Connecting flights from Washington, D.C. Dulles Intl Airport to London Luton Airport most commonly pass through:

    • Reykjavik Keflavik Intl (KEF) - 80% of one-stop connections
    • Dublin (DUB) - 20% of one-stop connections

  • Can I save money by using flexible dates for flights from Washington, D.C. Dulles Intl Airport to London Luton Airport?

    Yes. Flexible dates can save you up to 46% on flights from Washington, D.C. Dulles Intl Airport to London Luton Airport. Wednesday is the cheapest departure day at $539 round-trip on average, while Friday is the most expensive at $994, a difference of $455.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Washington, D.C. Dulles Intl Airport to London Luton Airport?

    Flying via Dublin (DUB) gives the shortest average 1-stop total travel time at 10h 41m, compared with 15h 19m via Reykjavik Keflavik Intl (KEF).

  • What is the time difference between Washington, D.C. Dulles Intl Airport and London Luton Airport?

    London Luton Airport is 4 hours ahead of Washington, D.C. Dulles Intl Airport (British Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in London Luton Airport?

    Some of the most popular sights in London Luton Airport are Hyde Park and Buckingham Palace. These are among the most viewed places in London Luton Airport on KAYAK.

Your guide to booking Washington, D.C. Dulles Intl Airport to London Luton Airport 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 Wednesday departure and avoid flying on Friday. On this route, Wednesday flights average $539, about $455 less than Friday fares (46% savings) based on the last 12 months.

More options for your flight from Washington, D.C. to Luton

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