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Cheap flights from London Luton Airport to Washington, D.C. from £271

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Luton Airport to Washington, D.C. departing on 12/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from London Luton Airport to Washington, D.C.

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
13:00 - 16:50
LTN
-
IAD
32h 50m
3 stops
Multiple Airlines Logo
20:20 - 21:40
IAD
-
LTN
20h 20m
2 stops
£454Multiple Airlines
Thu, 9 Apr - Sun, 12 Apr
Multiple Airlines Logo
09:00 - 19:30
LTN
-
IAD
15h 30m
1 stop
Multiple Airlines Logo
18:05 - 08:35
IAD
-
LTN
10h 30m
1 stop
£472Multiple Airlines
Thu, 5 Mar - Mon, 9 Mar
Multiple Airlines Logo
15:55 - 16:50
LTN
-
IAD
29h 55m
3 stops
Multiple Airlines Logo
20:20 - 22:50
IAD
-
LTN
21h 30m
2 stops
£475Multiple Airlines
Wed, 1 Apr - Mon, 6 Apr
Multiple Airlines Logo
15:55 - 16:50
LTN
-
IAD
29h 55m
2 stops
Multiple Airlines Logo
20:20 - 22:50
IAD
-
LTN
21h 30m
2 stops
£477Multiple Airlines
Wed, 1 Apr - Mon, 6 Apr
Multiple Airlines Logo
06:50 - 15:35
LTN
-
IAD
13h 45m
1 stop
Multiple Airlines Logo
17:05 - 08:35
IAD
-
LTN
10h 30m
1 stop
£484Multiple Airlines
Wed, 18 Feb - Mon, 23 Feb
Multiple Airlines Logo
09:00 - 16:35
LTN
-
IAD
11h 35m
1 stop
Multiple Airlines Logo
20:40 - 12:45
IAD
-
LTN
11h 05m
1 stop
£499Multiple Airlines
Thu, 26 Mar - Mon, 6 Apr
Multiple Airlines Logo
14:40 - 15:15
LTN
-
IAD
29h 35m
2 stops
Multiple Airlines Logo
20:40 - 15:20
IAD
-
LTN
14h 40m
2 stops
£507Multiple Airlines
Wed, 4 Mar - Wed, 18 Mar
Multiple Airlines Logo
09:00 - 15:35
LTN
-
IAD
11h 35m
1 stop
Multiple Airlines Logo
18:05 - 08:45
IAD
-
LTN
10h 40m
1 stop
£510Multiple Airlines
Thu, 5 Mar - Thu, 19 Mar
Multiple Airlines Logo
13:50 - 16:50
LTN
-
IAD
32h 00m
3 stops
Multiple Airlines Logo
20:20 - 21:40
IAD
-
LTN
20h 20m
2 stops
£523Multiple Airlines
Wed, 1 Apr - Sun, 5 Apr
Multiple Airlines Logo
15:55 - 16:50
LTN
-
IAD
29h 55m
2 stops
Multiple Airlines Logo
20:20 - 21:40
IAD
-
LTN
20h 20m
2 stops
£525Multiple Airlines
Wed, 1 Apr - Sun, 5 Apr

momondo Fare Finder

 
Customise your flight search to find flights from London Luton Airport to Washington, D.C. 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, momondo users made 279,928 searches. Data last updated 4 February 2026.
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

LondonWashington, D.C.

LTN - IAD

LTNIAD

London Luton

Thu 9/4

13:00-16:50

3 stops32h 50m

Washington, D.C. Dulles Intl

Sun 12/4

20:20-21:40

2 stops20h 20m

£454

LondonWashington, D.C.

LTN - IAD

LTNIAD

London Luton

Thu 5/3

09:00-19:30

1 stop15h 30m

Washington, D.C. Dulles Intl

Mon 9/3

18:05-08:35

1 stop10h 30m

£472

LondonWashington, D.C.

LTN - IAD

LTNIAD

London Luton

Wed 1/4

15:55-16:50

3 stops29h 55m

Washington, D.C. Dulles Intl

Mon 6/4

20:20-22:50

2 stops21h 30m

£475

LondonWashington, D.C.

LTN - IAD

LTNIAD

London Luton

Wed 1/4

15:55-16:50

2 stops29h 55m

Washington, D.C. Dulles Intl

Mon 6/4

20:20-22:50

2 stops21h 30m

£477

LondonWashington, D.C.

LTN - IAD

LTNIAD

London Luton

Wed 18/2

06:50-15:35

1 stop13h 45m

Washington, D.C. Dulles Intl

Mon 23/2

17:05-08:35

1 stop10h 30m

£484

LondonWashington, D.C.

LTN - IAD

LTNIAD

London Luton

Thu 26/3

09:00-16:35

1 stop11h 35m

Washington, D.C. Dulles Intl

Mon 6/4

20:40-12:45

1 stop11h 05m

£499

LondonWashington, D.C.

LTN - IAD

LTNIAD

London Luton

Wed 4/3

14:40-15:15

2 stops29h 35m

Washington, D.C. Dulles Intl

Wed 18/3

20:40-15:20

2 stops14h 40m

£507

LondonWashington, D.C.

LTN - IAD

LTNIAD

London Luton

Thu 5/3

09:00-15:35

1 stop11h 35m

Washington, D.C. Dulles Intl

Thu 19/3

18:05-08:45

1 stop10h 40m

£510

LondonWashington, D.C.

LTN - IAD

LTNIAD

London Luton

Wed 1/4

13:50-16:50

3 stops32h 00m

Washington, D.C. Dulles Intl

Sun 5/4

20:20-21:40

2 stops20h 20m

£523

LondonWashington, D.C.

LTN - IAD

LTNIAD

London Luton

Wed 1/4

15:55-16:50

2 stops29h 55m

Washington, D.C. Dulles Intl

Sun 5/4

20:20-21:40

2 stops20h 20m

£525

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from London Luton Airport to Washington, D.C.

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Washington, D.C.?

On average, the least expensive day to fly to Washington, D.C. from London Luton Airport is on a Thursday. momondo users have found tickets for Thursday departures for as low as £573. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from London Luton Airport because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £617.

What is the cheapest time of day to depart on your flight to Washington, D.C.?

In the afternoon is the cheapest time of day to fly from London Luton Airport to Washington, D.C. when you can find flight prices for as low as £583. Flying to Washington, D.C. in the afternoon is an ideal time because this is during off-peak travel hours. Flights to Washington, D.C. are more costly in the morning, with an average ticket price of £586. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from London Luton Airport to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from London Luton Airport to Washington, D.C. according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London Luton Airport to Washington, D.C. (LTN to WAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Luton Airport to Washington, D.C.

Fastest flight time

11h 40m

Direct flights

None
The fastest flight from London Luton Airport to Washington, D.C. takes 11h 40m
There are no direct flights from London Luton Airport to Washington, D.C.. There are no popular flight routes from London Luton Airport to Washington, D.C..
Search flight deals

  • How far is London Luton to Washington, D.C. by plane?

    A flight from London Luton to Washington, D.C. will travel around 3644.3 mi. In terms of flight time, this usually takes a little over 11h 40m.

  • When did momondo last update prices for flights from London Luton Airport to Washington, D.C.?

    Prices for flights from London Luton Airport to Washington, D.C. are refreshed on a daily basis.

  • How old do you have to be to fly from London Luton Airport to Washington, D.C.?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Luton Airport to Washington, D.C..

  • What documentation or ID do you need to fly to Washington, D.C.?

    The required travel and health documents for your Washington, D.C. trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C.. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Book flights to Washington, D.C. if you plan to visit one of these locations
Laurel
College Park
Fairfax
Arlington
Linthicum Heights
Alexandria
Glen Burnie
Lutherville Timonium
Ellicott City
Cambridge
Lexington Park
Westminster
Woodbridge
Bethesda
Rockville
Silver Spring
Owings Mills
Landover
National Harbor

Why use momondo?

Why should I use momondo to find a flight deal from London to Washington, D.C.?

It is quick and easy to find London to Washington, D.C. flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Washington, D.C. that suits you.

Can I find flights from London to Washington, D.C. with flexible booking policies on momondo?

Yes. All flights to Washington, D.C. from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from London to Washington, D.C.?

momondo provides multiple filters to help you find the best flight to Washington, D.C. from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from London to Washington, D.C. right now. Can momondo alert me if prices change?

If you are not ready to book a flight from London to Washington, D.C. now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington, D.C. and let you know when they change.

An easier way to manage your Washington, D.C. trip

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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.
Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport