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Cheap flights from Washington, D.C. Dulles Intl Airport to London Luton Airport from £243

IAD — LTN
14 Oct — 21 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Dulles Intl to Luton

Enter your travel dates to find the best prices.

Cheapest flights from Dulles Intl to Luton

Tue 20/1017:15 -
1 stop11h 00m
Tue 27/1007:45 -
1 stop13h 00m
Deal found 13/9£486
Mon 2/1117:15 -
1 stop12h 30m
Fri 6/1112:45 -
1 stop11h 35m
Deal found 10/9£504
Mon 26/1018:15 -
1 stop12h 30m
Fri 30/1009:00 -
1 stop11h 45m
Deal found 10/9£505
Sun 1/1119:40 -
1 stop14h 25m
Fri 13/1106:00 -
1 stop17h 30m
Deal found 11/9£506
Thu 5/1120:50 -
1 stop10h 10m
Tue 10/1107:45 -
1 stop13h 00m
Deal found 12/9£506
Fri 6/1117:15 -
2 stops22h 35m
Mon 9/1121:30 -
2 stops26h 50m
Deal found 9/9£507
Fri 2/1017:15 -
1 stop10h 10m
Tue 6/1013:10 -
1 stop11h 25m
Deal found 9/9£508
Fri 6/1117:15 -
1 stop20h 05m
Wed 11/1107:25 -
1 stop16h 55m
Deal found 10/9£509
Fri 13/1117:15 -
1 stop12h 25m
Tue 17/1107:45 -
1 stop13h 00m
Deal found 10/9£509
Sat 31/1020:40 -
1 stop12h 25m
Fri 6/1106:00 -
1 stop17h 30m
Deal found 10/9£511
Mon 21/909:45 -
3 stops28h 20m
Wed 30/908:00 -
2 stops17h 25m
Deal found 13/9£512

Find flight deals from Dulles Intl to Luton

Round-trip from

£486

One-way from

£243

Popular in

June

Cheapest in

February

Average price

£677
20/10-27/10
  • 20/10-27/10
  • 2 total stops
  • 24h 00m total
  • Washington, D.C. to London
Search Deals
26/9-31/12
  • 26/9-31/12
  • 2 total stops
  • 45h 00m total
  • Washington, D.C. to London
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (£104 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£19 potential savings vs. average return price).
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Average for round-trip flights in September 2026
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Cheapflights Fare Finder

 
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.

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Route

Depart

Return

Price

Cheapest return flight

Washington, D.C.London

IAD Washington, D.C. Dulles Intl - LTN London Luton

IADLTN

Washington, D.C. Dulles Intl

Tue 13/10

20:30-20:30

3 stops19h 00m

London Luton

Wed 31/12

00:00-18:00

Nonstop0h 00m

£246

Washington, D.C.London

IAD Washington, D.C. Dulles Intl - LTN London Luton

IADLTN

Washington, D.C. Dulles Intl

Mon 28/9

20:30-22:50

3 stops21h 20m

London Luton

Wed 31/12

00:00-18:00

Nonstop0h 00m

£261

Washington, D.C.London

IAD Washington, D.C. Dulles Intl - LTN London Luton

IADLTN

Washington, D.C. Dulles Intl

Sun 29/11

17:15-09:10

1 stop10h 55m

London Luton

Wed 31/12

00:00-18:00

Nonstop0h 00m

£269

Washington, D.C.London

IAD Washington, D.C. Dulles Intl - LTN London Luton

IADLTN

Washington, D.C. Dulles Intl

Tue 10/11

16:30-13:45

2 stops16h 15m

London Luton

Wed 31/12

00:00-18:00

Nonstop0h 00m

£276

Washington, D.C.London

IAD Washington, D.C. Dulles Intl - LTN London Luton

IADLTN

Washington, D.C. Dulles Intl

Mon 26/10

20:40-17:05

2 stops16h 25m

London Luton

Wed 31/12

00:00-18:00

Nonstop0h 00m

£281

Washington, D.C.London

IAD Washington, D.C. Dulles Intl - LTN London Luton

IADLTN

Washington, D.C. Dulles Intl

Sat 28/11

19:40-19:35

2 stops18h 55m

London Luton

Wed 31/12

00:00-18:00

Nonstop0h 00m

£284

Washington, D.C.London

IAD Washington, D.C. Dulles Intl - LTN London Luton

IADLTN

Washington, D.C. Dulles Intl

Sat 3/10

20:30-17:00

2 stops15h 30m

London Luton

Wed 31/12

00:00-18:00

Nonstop0h 00m

£294

Washington, D.C.London

IAD Washington, D.C. Dulles Intl - LTN London Luton

IADLTN

Washington, D.C. Dulles Intl

Fri 30/10

18:15-10:40

1 stop12h 25m

London Luton

Wed 31/12

00:00-18:00

Nonstop0h 00m

£301
Fastest return journey

Washington, D.C.London

IAD Washington, D.C. Dulles Intl - LTN London Luton

IADLTN

Washington, D.C. Dulles Intl

Sat 14/11

17:15-08:05

1 stop9h 50m

London Luton

Wed 31/12

00:00-18:00

Nonstop0h 00m

£305

Washington, D.C.London

IAD Washington, D.C. Dulles Intl - LTN London Luton

IADLTN

Washington, D.C. Dulles Intl

Fri 27/11

17:15-14:05

1 stop15h 50m

London Luton

Wed 31/12

00:00-18:00

Nonstop0h 00m

£305

Flights are sorted by cheapest return flights first.

Deals found on 12/9

Showing 1-10 of 23 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 return price

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 0% of weekly flights between Washington, D.C. and London have experienced delays in the past year, with the average delay time being 0 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 at night 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 Saturday has historically faced a higher average of delays compared to other days of the week.

Related info for your journey

  • 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 holiday 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.

Travelling to a place near London Luton Airport?

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

Browse thousands of different options on Cheapflights for your next trip

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How does Cheapflights help users find flights from Dulles Intl to Luton?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Luton from Dulles Intl today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Dulles Intl to Luton?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Dulles Intl to Luton.

Can Cheapflights find flights from Dulles Intl to Luton with no change fees?

Yes! Cheapflights helps users easily find flights from Dulles Intl to Luton with no change fees.

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Of course! You can now track prices for flights from Dulles Intl to Luton and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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