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Cheap flights from Washington, D.C. to London Luton Airport from £181

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 20/10. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — LTN
14 Aug — 21 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Washington, D.C. to Luton

Enter your travel dates to find the best prices.

Cheapest flights from Washington, D.C. to Luton
Explore the most affordable flight options available from Washington, D.C. to Luton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 July 2026.

Sat 24/1020:40
IAD
-
LTN
1 stop12h 25m
Multiple Airlines
Sat 31/1007:00
LTN
-
IAD
1 stop16h 30m
Multiple Airlines
Deal found 15/7£469
Sat 24/1020:40
IAD
-
LTN
1 stop12h 25m
Multiple Airlines
Mon 2/1108:00
LTN
-
IAD
1 stop15h 30m
Multiple Airlines
Deal found 15/7£470
Fri 4/1219:40
IAD
-
LTN
1 stop13h 15m
Multiple Airlines
Wed 9/1208:00
LTN
-
IAD
1 stop15h 30m
Multiple Airlines
Deal found 15/7£472
Sun 29/1119:40
IAD
-
LTN
1 stop14h 25m
Multiple Airlines
Fri 4/1206:00
LTN
-
IAD
1 stop17h 30m
Multiple Airlines
Deal found 15/7£475
Thu 19/1119:40
IAD
-
LTN
1 stop12h 20m
Multiple Airlines
Thu 26/1106:00
LTN
-
IAD
1 stop17h 30m
Multiple Airlines
Deal found 14/7£476
Sat 19/920:30
IAD
-
LTN
1 stop11h 35m
Multiple Airlines
Wed 23/906:15
LTN
-
IAD
1 stop18h 05m
Multiple Airlines
Deal found 14/7£476
Wed 18/1119:40
IAD
-
LTN
1 stop12h 20m
Multiple Airlines
Thu 26/1106:00
LTN
-
IAD
1 stop17h 30m
Multiple Airlines
Deal found 14/7£477
Sat 28/1119:40
IAD
-
LTN
1 stop12h 25m
Multiple Airlines
Fri 4/1206:00
LTN
-
IAD
1 stop17h 30m
Multiple Airlines
Deal found 14/7£478
Thu 3/1219:40
IAD
-
LTN
1 stop12h 20m
Multiple Airlines
Wed 9/1208:00
LTN
-
IAD
1 stop15h 30m
Multiple Airlines
Deal found 15/7£481
Tue 20/1020:30
IAD
-
LTN
1 stop11h 25m
Multiple Airlines
Thu 29/1006:00
LTN
-
IAD
1 stop17h 30m
Multiple Airlines
Deal found 15/7£485
Wed 9/920:30
IAD
-
LTN
2 stops19h 45m
Multiple Airlines
Wed 16/906:15
LTN
-
IAD
2 stops18h 05m
Multiple Airlines
Deal found 11/7£486
Sat 24/1020:40
BWI
-
LTN
1 stop12h 25m
Multiple Airlines
Wed 4/1108:00
LTN
-
BWI
1 stop15h 40m
Multiple Airlines
Deal found 14/7£490

Find flight deals from Washington, D.C. to Luton

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) 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 15 July 2026.

Round-trip from

£469

One-way from

£181

Popular in

June

Cheapest in

February

Average price

£711
27/10-4/11
  • 27/10-4/11
  • 2 total stops
  • 29h 55m total
  • Washington, D.C. to London
Search Deals
20/10
  • 20/10
  • 3 total stops
  • 19h 00m total
  • Washington, D.C. to London
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (£125 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£22 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Washington, D.C. 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 858,174 searches. Data last updated 15 July 2026.
Use the filters below to find and compare flights from Washington, D.C. to London Luton Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Washington, D.C.London

DCA - LTN

DCALTN

Washington, D.C. Reagan-National

Wed 9/9

11:00-15:45

2 stops23h 45m

London Luton

Wed 16/9

06:15-18:15

2 stops17h 00m

£519

BaltimoreLondon

BWI - LTN

BWILTN

Baltimore/Washington

Fri 6/11

19:40-15:35

2 stops14h 55m

London Luton

Tue 10/11

07:45-18:40

2 stops15h 55m

£526

Washington, D.C.London

DCA - LTN

DCALTN

Washington, D.C. Reagan-National

Wed 5/8

16:20-12:35

2 stops15h 15m

London Luton

Thu 20/8

21:40-18:12

2 stops25h 32m

£534

Washington, D.C.London

DCA - LTN

DCALTN

Washington, D.C. Reagan-National

Tue 22/9

09:40-14:00

2 stops23h 20m

London Luton

Fri 25/9

08:00-19:59

2 stops16h 59m

£551
Fastest return journey

Washington, D.C.London

IAD - LTN

IADLTN

Washington, D.C. Dulles Intl

Sat 3/10

17:15-10:30

1 stop12h 15m

London Luton

Sat 10/10

09:00-15:45

1 stop11h 45m

£570

Washington, D.C.London

IAD - LTN

IADLTN

Washington, D.C. Dulles Intl

Sat 3/10

16:00-21:55

2 stops24h 55m

London Luton

Mon 5/10

07:55-19:00

2 stops16h 05m

£580

BaltimoreLondon

BWI - LTN

BWILTN

Baltimore/Washington

Tue 20/10

23:20-18:30

2 stops14h 10m

London Luton

Wed 11/11

07:45-18:40

2 stops15h 55m

£581

Washington, D.C.London

DCA - LTN

DCALTN

Washington, D.C. Reagan-National

Wed 7/10

11:00-12:35

3 stops20h 35m

London Luton

Thu 15/10

15:45-18:15

3 stops31h 30m

£587

Washington, D.C.London

DCA - LTN

DCALTN

Washington, D.C. Reagan-National

Wed 5/8

16:20-15:25

2 stops18h 05m

London Luton

Fri 14/8

06:20-18:12

2 stops16h 52m

£601

Washington, D.C.London

DCA - LTN

DCALTN

Washington, D.C. Reagan-National

Wed 19/8

20:40-15:25

2 stops13h 45m

London Luton

Wed 26/8

06:15-18:12

2 stops16h 57m

£611

Flights are sorted by cheapest return flights first.

Deals found on 15/7

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Washington, D.C. to Luton

Have a flexible travel schedule? Discover the best time to fly to Luton from Washington, D.C. with our price prediction graph.
Estimated return 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. 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 Washington, D.C. to Luton. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the most popular routes from Washington, D.C. to London Luton Airport?

    The most popular route from Washington, D.C. to London Luton Airport is Washington, D.C. Dulles Intl - London Luton. You may also consider Baltimore/Washington - London Luton or Washington, D.C. Reagan-National - London Luton.

  • Can I find deals for flights from Washington, D.C. to Luton that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Luton flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Luton?

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

  • Can I find deals for business class flights from Washington, D.C. to Luton?

    Yes. Cheapflights offers flight deals from Washington, D.C. 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.

See more FAQs

Travelling to a place near London Luton Airport?

Book flights to London Luton Airport if you plan to visit one of these locations
Hounslow
Milton Keynes
Luton
Gatwick
Wembley
Slough
Ilford
Croydon
Hayes
Brentford
Colchester
Watford
Eastbourne
Southend-on-Sea
Kingston upon Thames
Southall
Aylesbury
Romford
Enfield
Borehamwood

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How does Cheapflights help users find flights from Washington, D.C. to Luton?

Cheapflights makes it easy to find Washington, D.C. to Luton flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Washington, D.C. to Luton?

Cheapflights helps you find that perfect flight to Luton from Washington, D.C. by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Washington, D.C. to Luton with no change fees?

Yes, we can. To see specific flights from Washington, D.C. to Luton with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Washington, D.C. to Luton become cheaper?

Not ready to book yet? You can track prices for flights from Washington, D.C. to Luton on Cheapflights with our Price Alert feature and get notified when better prices are available.

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