IAD - LTN

$345 Find Cheap Flights from Washington Dulles Airport to London Luton Airport

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 4/18. 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
1 adult, Economy, 0 bags

KAYAK searches 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
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Everything you should know

Cheapest round-trip
$617
Multiple Airlines
Sun 5/3Wed 5/13
IAD - LTN • 2 stops
Cheapest one-way
$347
Multiple Airlines
Sat 4/18
IAD - LTN • 2 stops
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KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Luton!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights 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 for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Dulles Intl to Luton

Sun, May 3 - Wed, May 13
Multiple Airlines Logo
1:20 pm - 9:40 pm
IAD
-
LTN
27h 20m
2 stops
Multiple Airlines Logo
1:50 pm - 11:35 am
LTN
-
IAD
26h 45m
2 stops
$617Multiple Airlines
Fri, Apr 17 - Tue, Apr 21
Multiple Airlines Logo
1:20 pm - 12:30 am
IAD
-
LTN
30h 10m
2 stops
Multiple Airlines Logo
1:10 pm - 11:35 am
LTN
-
IAD
27h 25m
2 stops
$628Multiple Airlines
Sat, Apr 25 - Tue, Apr 28
Multiple Airlines Logo
8:20 pm - 1:30 am
IAD
-
LTN
24h 10m
2 stops
Multiple Airlines Logo
1:05 pm - 5:00 pm
LTN
-
IAD
32h 55m
2 stops
$635Multiple Airlines
Mon, May 4 - Wed, May 13
Multiple Airlines Logo
5:15 pm - 9:15 am
IAD
-
LTN
11h 00m
1 stop
Multiple Airlines Logo
6:15 am - 3:45 pm
LTN
-
IAD
14h 30m
1 stop
$644Multiple Airlines
Wed, Apr 29 - Tue, May 5
Multiple Airlines Logo
1:20 pm - 12:25 pm
IAD
-
LTN
18h 05m
2 stops
Multiple Airlines Logo
9:50 pm - 7:50 pm
LTN
-
IAD
27h 00m
2 stops
$648Multiple Airlines
Tue, May 5 - Tue, May 12
Multiple Airlines Logo
5:15 pm - 9:15 am
IAD
-
LTN
11h 00m
1 stop
Multiple Airlines Logo
1:10 pm - 7:35 pm
LTN
-
IAD
11h 25m
1 stop
$653Multiple Airlines
Wed, May 6 - Wed, May 13
Multiple Airlines Logo
5:15 pm - 12:35 pm
IAD
-
LTN
14h 20m
1 stop
Multiple Airlines Logo
6:15 am - 7:25 pm
LTN
-
IAD
18h 10m
1 stop
$654Multiple Airlines
Mon, Apr 20 - Thu, Apr 23
Multiple Airlines Logo
8:20 pm - 10:50 pm
IAD
-
LTN
21h 30m
2 stops
Multiple Airlines Logo
1:00 pm - 5:00 pm
LTN
-
IAD
33h 00m
2 stops
$656Multiple Airlines
Thu, Apr 16 - Sun, Apr 19
Multiple Airlines Logo
1:20 pm - 11:25 pm
IAD
-
LTN
29h 05m
2 stops
Multiple Airlines Logo
9:00 am - 11:35 am
LTN
-
IAD
31h 35m
2 stops
$657Multiple Airlines
Tue, Apr 14 - Fri, Apr 24
Multiple Airlines Logo
1:20 pm - 2:50 pm
IAD
-
LTN
20h 30m
2 stops
Multiple Airlines Logo
5:40 am - 11:35 am
LTN
-
IAD
34h 55m
2 stops
$659Multiple Airlines
Booking Insights

KAYAK's insights & trends for Dulles Intl to Luton flights

Get data-powered insights and trends into flights from Dulles Intl to Luton to help you find the cheapest flights, the best time to fly and much more.

How often are flights from Washington, D.C. to London delayed?

Weekly flights between Washington, D.C. and London historically see delays in approximately 25% of cases, with the average delay over the past year being 21 minutes.

What is the most punctual flight time for Washington, D.C. to London flights?

Typically, flights leaving in the morning tend to face fewer delays, whereas flights in the evening have historically encountered delays more often.

What day of the week experiences the fewest flight delays on this route?

Statistically, Tuesday is the day of the week with the fewest delays on this flight route, while Monday has typically experienced more delays than other days.

Find deals

Good to know

Cheapest flight$347
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 $345 for a one-way ticket and $617 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.

Everything you need to know for your flight from Dulles Intl to Luton

Information on your arrival and departure airports

Washington Dulles Airport (IAD)
Luton (LTN)