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Luton

$283+ Cheap flights from Dulles Intl (IAD) to Luton (LTN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/22. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LTN
Aug 8 — Aug 151
Sat 8/8
Sat 8/15
1 adult, Economy
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Cheap flight deals from Dulles Intl to Luton

Cheapest flights from Dulles Intl to Luton
Explore the most affordable flight options available from Dulles Intl to Luton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 9, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:30 pm
IAD
-
LTN
1 stop11h 25m
Multiple Airlines
Thu 10/296:00 am
LTN
-
IAD
1 stop17h 30m
Multiple Airlines
Deal found 7/8$655
This Mytrip deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/248:30 pm
IAD
-
LTN
2 stops21h 55m
Multiple Airlines
Mon 9/288:15 am
LTN
-
IAD
2 stops16h 05m
Multiple Airlines
Deal found 7/8$659
This Mytrip deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/278:30 pm
IAD
-
LTN
2 stops21h 55m
Multiple Airlines
Sun 9/2012:45 pm
LTN
-
IAD
2 stops31h 25m
Multiple Airlines
Deal found 7/8$660
This Mytrip deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/75:45 pm
IAD
-
LTN
2 stops15h 10m
Multiple Airlines
Wed 10/148:00 am
LTN
-
IAD
2 stops17h 35m
Multiple Airlines
Deal found 7/8$661
This Kiwi.com deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/158:30 pm
IAD
-
LTN
1 stop11h 25m
Multiple Airlines
Sun 9/206:25 am
LTN
-
IAD
1 stop17h 55m
Multiple Airlines
Deal found 7/8$662
This Mytrip deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/248:30 pm
IAD
-
LTN
2 stops21h 20m
Multiple Airlines
Mon 8/318:15 am
LTN
-
IAD
2 stops16h 05m
Multiple Airlines
Deal found 7/8$668
This Kiwi.com deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/248:40 pm
IAD
-
LTN
1 stop12h 25m
Multiple Airlines
Thu 10/296:00 am
LTN
-
IAD
1 stop17h 30m
Multiple Airlines
Deal found 7/8$671
This Mytrip deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/98:30 pm
IAD
-
LTN
2 stops19h 45m
Multiple Airlines
Wed 9/236:15 am
LTN
-
IAD
2 stops18h 05m
Multiple Airlines
Deal found 7/8$673
This Mytrip deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/298:30 pm
IAD
-
LTN
1 stop11h 25m
Multiple Airlines
Wed 10/76:15 am
LTN
-
IAD
1 stop21h 00m
Multiple Airlines
Deal found 7/7$675
This Mytrip deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/711:20 pm
IAD
-
LTN
2 stops18h 15m
Multiple Airlines
Tue 10/139:30 am
LTN
-
IAD
2 stops14h 50m
Multiple Airlines
Deal found 7/7$676
This Mytrip deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/238:20 pm
IAD
-
LTN
2 stops17h 45m
Multiple Airlines
Tue 9/297:45 pm
LTN
-
IAD
2 stops26h 15m
Multiple Airlines
Deal found 7/5$677
This Mytrip deal was found by Cheapflights users on 7/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/145:45 pm
IAD
-
LTN
2 stops15h 10m
Multiple Airlines
Wed 10/218:00 am
LTN
-
IAD
2 stops17h 35m
Multiple Airlines
Deal found 7/5$678

Find flight deals from Dulles Intl to Luton

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Luton (LTN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$655
(Kiwi.com)

One-way from

$283
(Mytrip)

Popular in

June

Cheapest in

January

Average price

$916
Provider with most accurate pricing for Washington, D.C. (WAS)-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-London (LON) flights.
Search Deals
From Washington, D.C. Dulles Intl to London Luton
Search Deals
One-way flight from Washington, D.C. Dulles Intl to London Luton
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($220 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($39 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Luton that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 9, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to London Luton Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Washington, D.C.London

IAD - LTN

IADLTN

Washington, D.C. Dulles Intl

Fri 9/18

5:15 pm-8:25 am

1 stop10h 10m

London Luton

Mon 9/28

8:15 am-3:45 pm

1 stop12h 30m

$771

Washington, D.C.London

IAD - LTN

IADLTN

Washington, D.C. Dulles Intl

Fri 9/18

11:20 pm-4:20 pm

2 stops12h 00m

London Luton

Sun 10/4

8:00 am-7:00 pm

2 stops16h 00m

$798

Washington, D.C.London

IAD - LTN

IADLTN

Washington, D.C. Dulles Intl

Thu 9/10

5:45 pm-1:55 pm

1 stop15h 10m

London Luton

Mon 9/21

7:00 am-3:10 pm

1 stop13h 10m

$853

Washington, D.C.London

IAD - LTN

IADLTN

Washington, D.C. Dulles Intl

Tue 10/20

5:15 pm-9:15 am

1 stop11h 00m

London Luton

Wed 10/28

7:45 am-8:30 pm

1 stop16h 45m

$926

Washington, D.C.London

IAD - LTN

IADLTN

Washington, D.C. Dulles Intl

Thu 9/3

5:15 pm-2:05 pm

2 stops15h 50m

London Luton

Sun 9/6

2:45 pm-3:10 pm

2 stops29h 25m

$942

Washington, D.C.London

IAD - LTN

IADLTN

Washington, D.C. Dulles Intl

Thu 8/6

5:15 pm-9:30 am

1 stop11h 15m

London Luton

Tue 8/18

9:40 am-9:24 pm

2 stops16h 44m

$955

Washington, D.C.London

IAD - LTN

IADLTN

Washington, D.C. Dulles Intl

Sun 9/6

5:15 pm-2:05 pm

2 stops15h 50m

London Luton

Wed 9/16

1:50 pm-7:25 pm

1 stop10h 35m

$971

Washington, D.C.London

IAD - LTN

IADLTN

Washington, D.C. Dulles Intl

Thu 10/1

5:15 pm-9:30 am

1 stop11h 15m

London Luton

Tue 10/6

1:10 pm-7:35 pm

1 stop11h 25m

$1,008

Washington, D.C.London

IAD - LTN

IADLTN

Washington, D.C. Dulles Intl

Tue 9/15

5:17 pm-1:25 pm

2 stops15h 08m

London Luton

Fri 9/25

12:50 pm-7:25 pm

1 stop11h 35m

$1,046

Washington, D.C.London

IAD - LTN

IADLTN

Washington, D.C. Dulles Intl

Fri 7/31

4:30 pm-8:15 pm

2 stops22h 45m

London Luton

Wed 8/5

8:50 pm-2:30 pm

2 stops22h 40m

$1,047

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/8

Showing 1-10 of 22 resultsSorted by cheapest first
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Best time to book a flight from Dulles Intl to Luton

Have a flexible travel schedule? Discover the best time to fly to Luton from Dulles Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to London Luton Airport

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

About 33% of weekly flights between Washington, D.C. and London have experienced delays in the past year, with the average delay time being 28 minutes.

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

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

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

Tuesday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Luton. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Dulles Intl to Luton that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Luton flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Luton?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Luton.

  • Can I find deals for business class flights from Dulles Intl to Luton?

    Yes. Cheapflights offers flight deals from Dulles Intl to Luton by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Traveling to a place near London Luton Airport?

Book flights to London Luton Airport if you plan to visit one of these locations
Ilford
Dorking
Hounslow
Winchester
Croydon
Gatwick
Southend-on-Sea
Wembley
Harrow
Eastleigh
Dartford
Watford
Chipping Norton
Kingston upon Thames
Eastbourne
Slough
Stansted
Sutton
Luton
Harlow

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