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Cheap flights from Washington, D.C. Dulles Intl Airport to London Luton Airport from £241

IAD — LTN
25 Nov — 2 Dec1
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

Fri 6/1122:55 -
2 stops16h 55m
Sun 15/1121:30 -
2 stops24h 30m
Deal found 22/10£499
Fri 27/1119:40 -
1 stop13h 15m
Mon 14/1208:05 -
1 stop15h 25m
Deal found 22/10£503
Fri 27/1119:40 -
1 stop13h 15m
Tue 8/1207:05 -
1 stop16h 25m
Deal found 22/10£504
Sun 29/1119:40 -
1 stop14h 25m
Tue 8/1207:05 -
1 stop16h 25m
Deal found 25/10£505
Mon 30/1119:40 -
1 stop13h 25m
Tue 8/1207:05 -
1 stop16h 25m
Deal found 22/10£507
Mon 30/1119:40 -
1 stop13h 25m
Mon 14/1208:05 -
1 stop15h 25m
Deal found 22/10£510
Sat 12/1219:40 -
1 stop12h 25m
Sat 9/107:00 -
1 stop16h 30m
Deal found 24/10£510
Tue 8/1219:40 -
2 stops19h 20m
Tue 15/1207:45 -
2 stops15h 45m
Deal found 23/10£512

Find flight deals from Dulles Intl to Luton

Round-trip from

£499

One-way from

£241

Popular in

June

Cheapest in

February

Average price

£666
6/11-15/11
  • 6/11-15/11
  • 4 total stops
  • 41h 25m total
  • Washington, D.C. to London
Search Deals
16/11-31/12
  • 16/11-31/12
  • 1 total stop
  • 15h 20m total
  • Washington, D.C. to London
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£97 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£19 potential savings vs. average return price).
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Average for round-trip flights in October 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.

Fly from

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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

Wed 9/12

19:40-08:30

3 stops31h 50m

London Luton

Wed 31/12

00:00-18:00

Nonstop0h 00m

£249

Washington, D.C.London

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

IADLTN

Washington, D.C. Dulles Intl

Wed 25/11

19:40-07:35

2 stops30h 55m

London Luton

Wed 31/12

00:00-18:00

Nonstop0h 00m

£268
Fastest return journey

Washington, D.C.London

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

IADLTN

Washington, D.C. Dulles Intl

Mon 1/3

17:15-10:45

1 stop12h 30m

London Luton

Wed 31/12

00:00-18:00

Nonstop0h 00m

£277

Washington, D.C.London

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

IADLTN

Washington, D.C. Dulles Intl

Mon 18/1

17:50-20:50

1 stop22h 00m

London Luton

Wed 31/12

00:00-18:00

Nonstop0h 00m

£288

Washington, D.C.London

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

IADLTN

Washington, D.C. Dulles Intl

Wed 6/1

17:15-15:30

2 stops17h 15m

London Luton

Wed 31/12

00:00-18:00

Nonstop0h 00m

£288

Washington, D.C.London

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

IADLTN

Washington, D.C. Dulles Intl

Sun 29/11

16:30-14:15

2 stops16h 45m

London Luton

Wed 31/12

00:00-18:00

Nonstop0h 00m

£297

Washington, D.C.London

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

IADLTN

Washington, D.C. Dulles Intl

Mon 29/3

20:45-14:25

1 stop12h 40m

London Luton

Wed 31/12

00:00-18:00

Nonstop0h 00m

£299

Washington, D.C.London

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

IADLTN

Washington, D.C. Dulles Intl

Sun 22/11

19:40-15:10

2 stops14h 30m

London Luton

Wed 31/12

00:00-18:00

Nonstop0h 00m

£299

Washington, D.C.London

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

IADLTN

Washington, D.C. Dulles Intl

Thu 10/12

20:50-23:05

1 stop21h 15m

London Luton

Wed 31/12

00:00-18:00

Nonstop0h 00m

£303

Washington, D.C.London

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

IADLTN

Washington, D.C. Dulles Intl

Fri 27/11

21:05-22:50

2 stops20h 45m

London Luton

Wed 31/12

00:00-18:00

Nonstop0h 00m

£310

Flights are sorted by cheapest return flights first.

Deals found on 24/10

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 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
Slough
Wembley
Gatwick
Ilford
Hayes
Croydon
Barnet
Eastbourne
Brentford
Southend-on-Sea
Southall
Enfield
Watford
Kingston upon Thames
Dagenham
Dover
Folkestone

Browse thousands of different options on Cheapflights for your next trip

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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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