Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from London Luton Airport to Washington, D.C. from $504

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 12/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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
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
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
Multiple Airlines Logo
5:50 am - 4:35 pmLTN-IAD
14h 45m1 stop
Multiple Airlines Logo
9:00 pm - 3:25 pmIAD-LTN
13h 25m1 stop
$561Multiple Airlines
Find Deal
Fri, Oct 31 - Fri, Nov 7
Multiple Airlines Logo
8:00 pm - 3:51 pmLTN-IAD
24h 51m2 stops
Multiple Airlines Logo
4:25 pm - 11:45 amIAD-LTN
14h 20m2 stops
$562Multiple Airlines
Find Deal
Thu, Nov 13 - Sun, Nov 30
Multiple Airlines Logo
12:35 pm - 4:15 pmLTN-IAD
32h 40m2 stops
Multiple Airlines Logo
3:25 pm - 1:05 pmIAD-LTN
16h 40m2 stops
$566Multiple Airlines
Find Deal
Thu, Oct 16 - Thu, Oct 23
Multiple Airlines Logo
12:35 pm - 6:55 pmLTN-IAD
11h 20m1 stop
Multiple Airlines Logo
5:20 pm - 9:00 amIAD-LTN
10h 40m1 stop
$569Multiple Airlines
Find Deal
Thu, Oct 2 - Mon, Oct 13
Multiple Airlines Logo
12:35 pm - 6:55 pmLTN-IAD
11h 20m1 stop
Multiple Airlines Logo
8:25 pm - 7:25 pmIAD-LTN
18h 00m1 stop
$572Multiple Airlines
Find Deal
Thu, Oct 9 - Sun, Oct 12

momondo Fare Finder

 
Customize your flight search to find flights from London Luton Airport to Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport 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

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

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

LondonWashington, D.C.

LTN - IAD

LTNIAD

London Luton

Fri 10/31

5:50 am-4:35 pm

1 stop14h 45m

Washington, D.C. Dulles Intl

Fri 11/7

9:00 pm-3:25 pm

1 stop13h 25m

$561

LondonWashington, D.C.

LTN - IAD

LTNIAD

London Luton

Thu 11/13

8:00 pm-3:51 pm

2 stops24h 51m

Washington, D.C. Dulles Intl

Sun 11/30

4:25 pm-11:45 am

2 stops14h 20m

$562

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

Thu 10/23

3:25 pm-1:05 pm

2 stops16h 40m

$566

LondonWashington, D.C.

LTN - IAD

LTNIAD

London Luton

Thu 10/2

12:35 pm-6:55 pm

1 stop11h 20m

Washington, D.C. Dulles Intl

Mon 10/13

5:20 pm-9:00 am

1 stop10h 40m

$569

LondonWashington, D.C.

LTN - IAD

LTNIAD

London Luton

Thu 10/9

12:35 pm-6:55 pm

1 stop11h 20m

Washington, D.C. Dulles Intl

Sun 10/12

8:25 pm-7:25 pm

1 stop18h 00m

$572

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Washington, D.C. from

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

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. Dulles Intl Airport?

Our data shows that Thursday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $805. 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. Dulles Intl Airport for around $938.

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

Flying to Washington, D.C. Dulles Intl Airport from London Luton Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as $743 when looking at flights departing in the evening. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $867 on average. Flights to Washington, D.C. Dulles Intl Airport from London Luton Airport at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

Are you open to changing your travel dates? Check out the ideal times to fly from London Luton Airport to Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport (LTN to IAD) flight deals and tips

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

Direct flights

None
There are no direct flights from London Luton Airport to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from London Luton Airport to Washington, D.C. Dulles Intl Airport.
Search flight deals

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

    Washington, D.C. Dulles Intl is 3659.1 mi away from London Luton. Typically, this will take 11h 20m by plane in normal conditions.

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

    Prices for flights from London Luton Airport to Washington, D.C. Dulles Intl Airport refresh daily.

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

    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. Dulles Intl Airport.

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

    The required travel and health documents for your Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport. 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
Winchester
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Harpers Ferry
Towson
Rockville
Manassas
Reston
Fairfax
Glen Burnie
Gaithersburg

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Washington, D.C.. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Washington, D.C. from London with this policy.

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

momondo helps you find the best flight between London and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of London to Washington, D.C. flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 10/17
Fri 10/24
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Washington, D.C.