In terms of precipitation, rainfall in Washington, D.C. ranges from 66.0 - 102.0 inches per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. when rainfall is around 66.0 mm.

If weather is an important factor for your trip to Washington, D.C., 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 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London Luton Airport to Washington, D.C. as you normally would.

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

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

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

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

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

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

£367+ Cheap Flights from London Luton Airport to Washington, D.C.

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

Enter your travel dates to find the best prices.

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Cheapest flights from Luton to Washington, D.C.
Explore the most affordable flight options available from Luton to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 October 2026.

Mon 23/1107:45 -

2 stops35h 55m

Mon 30/1117:25 -

2 stops22h 25m

Deal found 9/10£409

Wed 25/1112:15 -

2 stops30h 55m

Wed 2/1220:10 -

2 stops21h 20m

Deal found 11/10£430

Fri 13/1112:15 -

2 stops30h 55m

Mon 23/1118:00 -

2 stops18h 35m

Deal found 10/10£435

Wed 4/1121:30 -

2 stops22h 00m

Thu 12/1116:30 -

2 stops16h 15m

Deal found 8/10£438

Wed 25/1107:45 -

2 stops35h 45m

Sun 29/1116:30 -

2 stops23h 20m

Deal found 12/10£444

Thu 12/1117:00 -

2 stops27h 55m

Mon 23/1120:10 -

2 stops16h 25m

Deal found 10/10£451

Thu 5/1117:00 -

2 stops27h 55m

Fri 13/1120:10 -

2 stops16h 25m

Deal found 9/10£456

Sat 5/1221:30 -

2 stops22h 00m

Sun 13/1216:30 -

2 stops23h 20m

Deal found 12/10£460

Sun 6/1216:20 -

2 stops27h 55m

Sat 12/1217:25 -

2 stops15h 20m

Deal found 8/10£463

Mon 26/1007:45 -

2 stops35h 45m

Tue 3/1116:30 -

2 stops23h 20m

Deal found 9/10£464

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

Round-trip from	£409
One-way from	£367
Popular in	June
Cheapest in	February
Average price	£517

23/11-30/11
4 total stops
58h 20m total
London to Washington, D.C.

Search Deals

6/11-31/12
3 total stops
29h 30m total
London to Washington, D.C.

Search Deals

Highest demand for flights based on searches. 8% potential increase in price (£39 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£5 potential savings vs. average return price).

Search Deals

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 London Luton Airport to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonWashington, D.C.

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

LTNIAD

London Luton

Sat 7/11

15:15-19:05

2 stops32h 50m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£380

LondonWashington, D.C.

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

LTNIAD

London Luton

Mon 11/1

16:00-15:45

1 stop28h 45m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£389

LondonWashington, D.C.

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

LTNIAD

London Luton

Sun 13/12

08:40-19:20

1 stop15h 40m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£390

Fastest return journey

LondonWashington, D.C.

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

LTNIAD

London Luton

Mon 7/12

06:10-15:45

1 stop14h 35m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£407

LondonWashington, D.C.

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

LTNIAD

London Luton

Wed 21/10

13:50-15:10

3 stops30h 20m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£409

LondonWashington, D.C.

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

LTNIAD

London Luton

Wed 28/10

06:50-20:05

2 stops17h 15m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£426

LondonWashington, D.C.

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

LTNIAD

London Luton

Mon 14/12

06:10-15:45

1 stop14h 35m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£432

LondonWashington, D.C.

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

LTNIAD

London Luton

Fri 13/11

12:15-14:10

2 stops30h 55m

Washington, D.C. Dulles Intl

Mon 23/11

18:00-17:35

2 stops18h 35m

£435

LondonWashington, D.C.

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

LTNIAD

London Luton

Tue 5/1

21:30-15:15

2 stops46h 45m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£441

LondonWashington, D.C.

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

LTNIAD

London Luton

Wed 25/11

07:45-14:30

2 stops35h 45m

Washington, D.C. Dulles Intl

Sun 29/11

16:30-20:50

2 stops23h 20m

£444

Flights are sorted by cheapest return flights first.

Deals found on 13/10

Showing 1-10 of 20 resultsSorted by cheapest first

Best time to book a flight from Luton to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Luton with our price prediction graph.

LTN-WAS

LTN-IAD

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 London Luton Airport to Washington, D.C.

LTN-WAS

LTN-IAD

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

About 13% of weekly flights between London and Washington, D.C. have experienced delays in the past year, with the average delay time being 252 minutes.

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

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

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

Monday tends to have the lowest number of delays on this route, whereas Sunday 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 Luton to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on Luton to Washington, D.C. flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Luton to Washington, D.C.?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Luton to Washington, D.C..
Can I find deals for business class flights from Luton to Washington, D.C.?
Yes. Cheapflights offers flight deals from Luton to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Silver Spring

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Alternative routes for Luton to Washington, D.C.

Heathrow to Dulles Intl flights

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Heathrow to Reagan-National flights

Stansted to Dulles Intl flights

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Gatwick to Reagan-National flights

London City to Reagan-National flights

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

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 Washington, D.C. from Luton today with Cheapflights!

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By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Washington, D.C. from Luton.

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

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

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Cheap flights from London Luton Airport to Washington, D.C. from £367

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/11. Fares are subject to change and may not be available on all flights or dates of travel.

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

Cheapest flights from Luton to Washington, D.C.Explore the most affordable flight options available from Luton to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 October 2026.

Explore the most affordable flight options available from Luton to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 October 2026.

Best flights from Luton to Washington, D.C.Discover carefully curated flight deals from Luton to Washington, D.C. that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 13 October 2026.

Discover carefully curated flight deals from Luton to Washington, D.C. that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 13 October 2026.

Last-minute flights from Luton to Washington, D.C.Discover last-minute flight deals from Luton to Washington, D.C.. Data last updated 13 October 2026 and is based on user searches.

Discover last-minute flight deals from Luton to Washington, D.C.. Data last updated 13 October 2026 and is based on user searches.

One-way flights from Luton to Washington, D.C.Search for one-way flight options from Luton to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated 13 October 2026.

Search for one-way flight options from Luton to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated 13 October 2026.

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

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Use the filters below to find and compare flights from London Luton Airport to Washington, D.C. that are best for you.

Best time to book a flight from Luton to Washington, D.C.

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Cheapflights Insights

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

About 13% of weekly flights between London and Washington, D.C. have experienced delays in the past year, with the average delay time being 252 minutes.

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

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

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

Monday tends to have the lowest number of delays on this route, whereas Sunday 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 Luton to Washington, D.C. that include hotel bookings?

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

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

Travelling to a place near Washington, D.C.?

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Alternative routes for Luton to Washington, D.C.

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Complete your trip

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Direct flights to United States

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Search flights from Luton to Washington, D.C. by cabin class

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Luton and Washington, D.C. flights

Browse other Luton and Washington, D.C. flight options. Last updated on 13 October 2026.

Other flights from Luton

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Luton to Washington, D.C. flights

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Cheapest flights from Luton to Washington, D.C.
Explore the most affordable flight options available from Luton to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 October 2026.

Best flights from Luton to Washington, D.C.
Discover carefully curated flight deals from Luton to Washington, D.C. that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 13 October 2026.

Last-minute flights from Luton to Washington, D.C.
Discover last-minute flight deals from Luton to Washington, D.C.. Data last updated 13 October 2026 and is based on user searches.

One-way flights from Luton to Washington, D.C.
Search for one-way flight options from Luton to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated 13 October 2026.