Cheap flights from London Luton Airport to Washington, D.C. from $432

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 10/9. 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 round-trip flights

Multiple Airlines Logo
9:00 am - 3:35 pmLTN-IAD
11h 35m1 stop
Multiple Airlines Logo
9:00 pm - 10:00 pmIAD-LTN
20h 00m1 stop
$538Multiple Airlines
Find Deal
Thu, Nov 27 - Sun, Nov 30
Multiple Airlines Logo
9:00 am - 8:30 pmLTN-IAD
15h 30m1 stop
Multiple Airlines Logo
5:05 pm - 8:35 amIAD-LTN
10h 30m1 stop
$546Multiple Airlines
Find Deal
Thu, Oct 30 - Wed, Nov 5
Multiple Airlines Logo
6:05 am - 5:40 pmLTN-BWI
16h 35m2 stops
Multiple Airlines Logo
6:50 pm - 2:05 pmBWI-LTN
14h 15m2 stops
$546Multiple Airlines
Find Deal
Thu, Oct 9 - Sun, Oct 12
Multiple Airlines Logo
6:05 am - 5:40 pmLTN-BWI
16h 35m2 stops
Multiple Airlines Logo
6:50 pm - 6:15 pmBWI-LTN
18h 25m2 stops
$550Multiple Airlines
Find Deal
Thu, Oct 9 - Tue, Oct 14
Multiple Airlines Logo
6:05 am - 5:40 pmLTN-BWI
16h 35m2 stops
Multiple Airlines Logo
6:50 pm - 6:15 pmBWI-LTN
18h 25m2 stops
$551Multiple Airlines
Find Deal
Thu, Oct 9 - Tue, Oct 21
Multiple Airlines Logo
1:05 pm - 5:40 pmLTN-IAD
32h 35m2 stops
Multiple Airlines Logo
4:25 pm - 3:25 pmIAD-LTN
18h 00m2 stops
$557Multiple Airlines
Find Deal
Fri, Oct 31 - Fri, Nov 7
Multiple Airlines Logo
1:05 pm - 5:40 pmLTN-IAD
32h 35m2 stops
Multiple Airlines Logo
4:25 pm - 3:25 pmIAD-LTN
18h 00m2 stops
$558Multiple Airlines
Find Deal
Fri, Oct 31 - Fri, Nov 7
Multiple Airlines Logo
6:05 am - 5:40 pmLTN-BWI
16h 35m2 stops
Multiple Airlines Logo
6:50 pm - 10:35 pmBWI-LTN
22h 45m2 stops
$558Multiple Airlines
Find Deal
Wed, Oct 15 - Wed, Oct 22
Multiple Airlines Logo
6:05 am - 5:40 pmLTN-BWI
16h 35m2 stops
Multiple Airlines Logo
6:50 pm - 2:05 pmBWI-LTN
14h 15m2 stops
$559Multiple Airlines
Find Deal
Thu, Oct 9 - Sun, Oct 12
Multiple Airlines Logo
12:35 pm - 4:15 pmLTN-IAD
32h 40m2 stops
Multiple Airlines Logo
8:45 pm - 9:30 pmIAD-LTN
19h 45m2 stops
$560Multiple Airlines
Find Deal
Thu, Oct 16 - Sun, Oct 19

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated September 17, 2025.
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 11/27

9:00 am-3:35 pm

1 stop11h 35m

Washington, D.C. Dulles Intl

Sun 11/30

9:00 pm-10:00 pm

1 stop20h 00m

$538

LondonWashington, D.C.

LTN - IAD

LTNIAD

London Luton

Thu 10/30

9:00 am-8:30 pm

1 stop15h 30m

Washington, D.C. Dulles Intl

Wed 11/5

5:05 pm-8:35 am

1 stop10h 30m

$546

LondonBaltimore

LTN - BWI

LTNBWI

London Luton

Thu 10/9

6:05 am-5:40 pm

2 stops16h 35m

Baltimore/Washington

Sun 10/12

6:50 pm-2:05 pm

2 stops14h 15m

$546

LondonBaltimore

LTN - BWI

LTNBWI

London Luton

Thu 10/9

6:05 am-5:40 pm

2 stops16h 35m

Baltimore/Washington

Tue 10/14

6:50 pm-6:15 pm

2 stops18h 25m

$550

LondonBaltimore

LTN - BWI

LTNBWI

London Luton

Thu 10/9

6:05 am-5:40 pm

2 stops16h 35m

Baltimore/Washington

Tue 10/21

6:50 pm-6:15 pm

2 stops18h 25m

$551

LondonWashington, D.C.

LTN - IAD

LTNIAD

London Luton

Fri 10/31

1:05 pm-5:40 pm

2 stops32h 35m

Washington, D.C. Dulles Intl

Fri 11/7

4:25 pm-3:25 pm

2 stops18h 00m

$557

LondonWashington, D.C.

LTN - IAD

LTNIAD

London Luton

Fri 10/31

1:05 pm-5:40 pm

2 stops32h 35m

Washington, D.C. Dulles Intl

Fri 11/7

4:25 pm-3:25 pm

2 stops18h 00m

$558

LondonBaltimore

LTN - BWI

LTNBWI

London Luton

Wed 10/15

6:05 am-5:40 pm

2 stops16h 35m

Baltimore/Washington

Wed 10/22

6:50 pm-10:35 pm

2 stops22h 45m

$558

LondonBaltimore

LTN - BWI

LTNBWI

London Luton

Thu 10/9

6:05 am-5:40 pm

2 stops16h 35m

Baltimore/Washington

Sun 10/12

6:50 pm-2:05 pm

2 stops14h 15m

$559

LondonWashington, D.C.

LTN - IAD

LTNIAD

London Luton

Thu 10/16

12:35 pm-4:15 pm

2 stops32h 40m

Washington, D.C. Dulles Intl

Sun 10/19

8:45 pm-9:30 pm

2 stops19h 45m

$560

Flights are sorted by cheapest round-trip 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 $805. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from London Luton Airport to Washington, D.C. for around $938.

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

In the evening 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 $762. Flying to Washington, D.C. in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $867. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 round-trip 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.

Direct flights

None
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..
  • How far is London Luton to Washington, D.C. by plane?

    There are 3644.3 mi between London Luton and Washington, D.C.. In terms of flight time, this usually takes a little over 11h 20m.

  • 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. refresh daily.

  • 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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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.

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

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Gettysburg
National Harbor
Arlington
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Towson
Rockville
Manassas
Reston
Fairfax
Glen Burnie
Gaithersburg
Springfield
Linthicum Heights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from London to Washington, D.C.. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for London to Washington, D.C. flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington, D.C. from London.

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

Yes momondo offers price alerts on flights to Washington, D.C. from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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1 adult
Fri 10/17
Fri 10/24

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.