In terms of precipitation, rainfall in London Luton Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Luton Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London Luton Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What is the cheapest time of day to fly from IAD to LTN?

When flying from Washington, D.C. Dulles Intl Airport to London Luton Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

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

Cheap flight deals from Dulles Intl to Luton

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 9 September 2026.

Tue 15/1219:40 -

1 stop19h 15m

Tue 22/1207:00 -

1 stop16h 30m

Deal found 8/9£507

Fri 2/1017:15 -

1 stop10h 10m

Tue 6/1013:10 -

1 stop11h 25m

Deal found 8/9£509

Sat 31/1020:40 -

1 stop12h 25m

Fri 6/1106:00 -

1 stop17h 30m

Deal found 8/9£510

Fri 6/1119:40 -

1 stop13h 15m

Sun 8/1106:00 -

1 stop17h 30m

Deal found 8/9£510

Sat 31/1020:40 -

1 stop12h 25m

Mon 9/1108:00 -

1 stop15h 30m

Deal found 8/9£513

Wed 28/1021:50 -

1 stop19h 15m

Sun 1/1108:45 -

1 stop12h 00m

Deal found 8/9£514

Thu 26/1119:40 -

1 stop12h 20m

Mon 30/1108:00 -

1 stop15h 30m

Deal found 8/9£515

Fri 18/920:55 -

1 stop15h 30m

Tue 22/913:10 -

1 stop11h 25m

Deal found 8/9£516

Sun 4/1017:15 -

1 stop15h 10m

Mon 12/1012:25 -

1 stop12h 00m

Deal found 8/9£518

Thu 29/1020:40 -

2 stops20h 25m

Mon 2/1108:20 -

2 stops15h 10m

Deal found 5/9£520

Tue 17/1119:40 -

2 stops21h 30m

Sat 21/1107:00 -

2 stops16h 30m

Deal found 5/9£521

Thu 5/1119:40 -

1 stop12h 20m

Thu 12/1106:00 -

1 stop17h 30m

Deal found 6/9£521

Find flight deals from Dulles Intl to Luton

Round-trip from	£507
One-way from	£241
Popular in	June
Cheapest in	January
Average price	£657

15/12-22/12
2 total stops
35h 45m total
Washington, D.C. to London

Search Deals

7/1-31/12
2 total stops
20h 25m total
Washington, D.C. to London

Search Deals

Highest demand for flights based on searches. 18% potential increase in price (£106 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£19 potential savings vs. average return price).

Search Deals

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.

Fly from

Fly to

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

Sat 19/9

11:25-11:25

2 stops43h 00m

London Luton

Wed 31/12

00:00-18:00

Nonstop0h 00m

£242

Washington, D.C.London

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

IADLTN

Washington, D.C. Dulles Intl

Sat 12/12

19:40-16:25

3 stops15h 45m

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

Sat 17/10

20:30-22:25

3 stops20h 55m

London Luton

Wed 31/12

00:00-18:00

Nonstop0h 00m

£264

Washington, D.C.London

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

IADLTN

Washington, D.C. Dulles Intl

Sat 14/11

19:40-16:25

3 stops15h 45m

London Luton

Wed 31/12

00:00-18:00

Nonstop0h 00m

£264

Washington, D.C.London

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

IADLTN

Washington, D.C. Dulles Intl

Sun 1/11

17:15-13:45

2 stops15h 30m

London Luton

Wed 31/12

00:00-18:00

Nonstop0h 00m

£268

Washington, D.C.London

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

IADLTN

Washington, D.C. Dulles Intl

Wed 18/11

20:50-21:05

1 stop19h 15m

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

Thu 24/12

19:40-23:05

2 stops22h 25m

London Luton

Wed 31/12

00:00-18:00

Nonstop0h 00m

£273

Washington, D.C.London

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

IADLTN

Washington, D.C. Dulles Intl

Sat 26/9

20:30-08:20

2 stops30h 50m

London Luton

Wed 31/12

00:00-18:00

Nonstop0h 00m

£278

Washington, D.C.London

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

IADLTN

Washington, D.C. Dulles Intl

Fri 2/10

17:17-14:00

2 stops15h 43m

London Luton

Wed 31/12

00:00-18:00

Nonstop0h 00m

£281

Fastest return journey

Washington, D.C.London

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

IADLTN

Washington, D.C. Dulles Intl

Wed 10/2

17:15-09:15

1 stop11h 00m

London Luton

Wed 31/12

00:00-18:00

Nonstop0h 00m

£290

Flights are sorted by cheapest return flights first.

Deals found on 5/9

Showing 1-10 of 24 resultsSorted by cheapest first

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.

IAD-LTN

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. 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.

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Milton Keynes

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Gatwick

Wembley

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Ilford

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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?

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

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/1. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Dulles Intl to Luton

Cheapest flights from Dulles Intl to LutonExplore 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 9 September 2026.

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 9 September 2026.

Best flights from Dulles Intl to LutonDiscover carefully curated flight deals from Dulles Intl to Luton that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 September 2026.

Discover carefully curated flight deals from Dulles Intl to Luton that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 September 2026.

Last-minute flights from Dulles Intl to LutonDiscover last-minute flight deals from Dulles Intl to Luton. Data last updated 9 September 2026 and is based on user searches.

Discover last-minute flight deals from Dulles Intl to Luton. Data last updated 9 September 2026 and is based on user searches.

One-way flights from Dulles Intl to LutonSearch for one-way flight options from Dulles Intl to Luton. Find affordable one-way fares based on user searches. Data last updated 9 September 2026.

Search for one-way flight options from Dulles Intl to Luton. Find affordable one-way fares based on user searches. Data last updated 9 September 2026.

Find flight deals from Dulles Intl to Luton

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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.

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.

Cheapflights Insights

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?

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

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

Travelling to a place near London Luton Airport?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Dulles Intl to Luton

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Luton by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to England

Book a non-stop flight to one of these other cities located in England.

Search flights from Dulles Intl to Luton by cabin class

Find flights from Dulles Intl to Luton, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Luton

Explore flights to Luton departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 9 September 2026.

Dulles Intl and Luton flights

Browse other Dulles Intl and Luton flight options. Last updated on 9 September 2026.

Other flights from Dulles Intl

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Can Cheapflights notify me if prices for flights from Dulles Intl to Luton become cheaper?

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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 9 September 2026.

Best flights from Dulles Intl to Luton
Discover carefully curated flight deals from Dulles Intl to Luton that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 September 2026.

Last-minute flights from Dulles Intl to Luton
Discover last-minute flight deals from Dulles Intl to Luton. Data last updated 9 September 2026 and is based on user searches.

One-way flights from Dulles Intl to Luton
Search for one-way flight options from Dulles Intl to Luton. Find affordable one-way fares based on user searches. Data last updated 9 September 2026.