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IAD - LTN

Find cheap flights from Washington Dulles Airport to London Luton Airport from $232

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Dulles Intl to Luton departing on 7/23. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Thu 5/23
Thu 5/30

Search hundreds of travel sites at once for deals on flights to London Luton Airport

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to London, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to London, as well as popular online travel agencies
In the last 7 days travelers have searched 44,632,927 times on KAYAK, and here is why:

Save 22% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Bundle and saveSave money when you bundle your flight + hotel.

Cheap flight deals from Dulles Intl to Luton (IAD-LTN)

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Dulles Intl to Luton that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
6:50 pm - 12:55 pmIAD-LTN
13h 05m1 stop
6:00 am - 5:40 pmLTN-IAD
16h 40m1 stop
Tue, Sep 24 - Mon, Sep 30
6:50 pm - 12:40 pmIAD-LTN
12h 50m1 stop
6:00 am - 5:40 pmLTN-IAD
16h 40m1 stop
Sun, Sep 15 - Mon, Sep 30
6:50 pm - 12:40 pmIAD-LTN
12h 50m1 stop
6:50 am - 5:40 pmLTN-IAD
15h 50m1 stop
Sun, Sep 29 - Sun, Oct 13
6:50 pm - 1:30 pmIAD-LTN
13h 40m1 stop
6:15 am - 5:40 pmLTN-IAD
16h 25m1 stop
Sat, May 4 - Wed, May 15
6:50 pm - 1:30 pmIAD-LTN
13h 40m1 stop
7:45 am - 4:55 pmLTN-IAD
14h 10m1 stop
Sat, Sep 14 - Wed, Dec 18
6:50 pm - 1:40 pmIAD-LTN
13h 50m1 stop
6:30 am - 5:40 pmLTN-IAD
16h 10m1 stop
Tue, Aug 20 - Fri, Aug 30
6:50 pm - 1:10 pmIAD-LTN
13h 20m1 stop
6:00 am - 5:40 pmLTN-IAD
16h 40m1 stop
Thu, Sep 5 - Mon, Sep 16
6:50 pm - 1:30 pmIAD-LTN
13h 40m1 stop
6:15 am - 5:40 pmLTN-IAD
16h 25m1 stop
Sat, May 4 - Wed, May 8
6:50 pm - 1:30 pmIAD-LTN
13h 40m1 stop
6:50 am - 5:40 pmLTN-IAD
15h 50m1 stop
Sat, May 4 - Sun, May 12
6:50 pm - 12:55 pmIAD-LTN
13h 05m1 stop
6:00 am - 5:40 pmLTN-IAD
16h 40m1 stop
Tue, Sep 10 - Mon, Sep 23

Good to know

Cheapest flight

$232
Flight from Washington Dulles Airport to London Luton Airport

When to book flights from Dulles Intl to Luton

Are your dates flexible? Find out the best times to travel from Dulles Intl to Luton based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Washington Dulles Airport to London Luton Airport flights

  • What is the cheapest flight from Washington, D.C. Dulles Intl Airport to London Luton Airport?

    In the last 3 days, the lowest price for a flight from Washington, D.C. Dulles Intl Airport to London Luton Airport was $232 for a one-way ticket and $410 for a round-trip.

  • Do I need a passport to fly between Washington Dulles Airport and London Luton Airport?

    Yes

  • Which aircraft models fly most regularly from Washington Dulles Airport to London Luton Airport?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from Washington Dulles Airport to London Luton Airport?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington Dulles Airport to London Luton Airport.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington Dulles Airport to London Luton Airport?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to London Luton Airport from Washington Dulles Airport is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Washington Dulles Airport to London Luton Airport?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to London Luton Airport with an airline and back to Washington Dulles Airport with another airline. Booking your flights between Washington Dulles Airport and LTN can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington Dulles Airport to London Luton Airport?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to London Luton Airport from Washington Dulles Airport up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Washington, D.C. to London

Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from Washington, D.C. to London found on KAYAK in the last 72 hours.
7/23Tue
1 stop
13h 50mIAD-LTN
$232
10/1Tue
1 stop
13h 05mIAD-LTN
$236
8/13Tue
1 stop
13h 50mIAD-LTN
$247
8/17Sat
1 stop
13h 40mIAD-LTN
$248
9/17Tue
1 stop
13h 05mIAD-LTN
$250
8/11Sun
1 stop
12h 50mIAD-LTN
$254
9/29Sun
1 stop
12h 50mIAD-LTN
$256
8/6Tue
1 stop
13h 50mIAD-LTN
$260
8/13Tue
2 stops
22h 35mIAD-LTN
$261
8/8Thu
1 stop
13h 20mIAD-LTN
$262

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Last minute flights from Dulles Intl to Luton

Last minute flight, train and bus deals

 
These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights from Washington, D.C. to London that are departing in the next 10 days.
4/27Sat
multi-stop
13h 00mIAD-LTN
5/8Wed
multi-stop
16h 25mLTN-IAD
$505
4/27Sat
multi-stop
13h 00mIAD-LTN
5/3Fri
multi-stop
16h 10mLTN-IAD
$517
4/28Sun
multi-stop
12h 50mIAD-LTN
5/6Mon
multi-stop
16h 40mLTN-IAD
$529
4/27Sat
multi-stop
13h 00mIAD-LTN
5/6Mon
multi-stop
16h 40mLTN-IAD
$536
4/27Sat
multi-stop
13h 00mIAD-LTN
5/3Fri
multi-stop
16h 10mLTN-IAD
$547
4/27Sat
multi-stop
13h 00mIAD-LTN
5/5Sun
multi-stop
15h 50mLTN-IAD
$569
4/28Sun
multi-stop
12h 50mIAD-LTN
5/5Sun
multi-stop
15h 50mLTN-IAD
$570
4/28Sun
multi-stop
12h 50mIAD-LTN
5/7Tue
multi-stop
28h 40mLTN-IAD
$597
4/27Sat
multi-stop
13h 00mIAD-LTN
4/30Tue
multi-stop
32h 50mLTN-IAD
$608
4/28Sun
multi-stop
12h 50mIAD-LTN
5/5Sun
multi-stop
27h 15mLTN-IAD
$612

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Washington Dulles Airport - London Luton Airport Flights

Departure:

Washington Dulles Airport (IAD)United States

Destination:

London Luton Airport (LTN)United Kingdom

Return flight deals:

London Luton Airport - Washington Dulles Airport

Cabin classes: