Cheap flights from London Luton Airport to Washington, D.C. Dulles Intl Airport from £368
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/10. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Luton to Dulles Intl
Cheapest flights from Luton to Dulles IntlExplore the most affordable flight options available from Luton to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 October 2026.
Explore the most affordable flight options available from Luton to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 October 2026.
Best flights from Luton to Dulles IntlDiscover carefully curated flight deals from Luton to Dulles Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 11 October 2026.
Discover carefully curated flight deals from Luton to Dulles Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 11 October 2026.
Last-minute flights from Luton to Dulles IntlDiscover last-minute flight deals from Luton to Dulles Intl. Data last updated 11 October 2026 and is based on user searches.
Discover last-minute flight deals from Luton to Dulles Intl. Data last updated 11 October 2026 and is based on user searches.
One-way flights from Luton to Dulles IntlSearch for one-way flight options from Luton to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated 11 October 2026.
Search for one-way flight options from Luton to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated 11 October 2026.
Find flight deals from Luton to Dulles Intl
Discover tips and strategies to find the most affordable flight options for your journey from Luton (LTN) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 11 October 2026.
Cheapflights Fare Finder
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
LondonWashington, D.C.
LTN London Luton - IAD Washington, D.C. Dulles Intl
LTNIAD
London Luton
Thu 29/10
07:45-05:30
2 stops25h 45m
Washington, D.C. Dulles Intl
Wed 31/12
00:00-06:00
Nonstop0h 00m
LondonWashington, D.C.
LTN London Luton - IAD Washington, D.C. Dulles Intl
LTNIAD
London Luton
Wed 30/12
14:25-14:45
3 stops53h 20m
Washington, D.C. Dulles Intl
Wed 31/12
00:00-06:00
Nonstop0h 00m
LondonWashington, D.C.
LTN London Luton - IAD Washington, D.C. Dulles Intl
LTNIAD
London Luton
Sun 20/12
20:25-14:40
3 stops47h 15m
Washington, D.C. Dulles Intl
Wed 31/12
00:00-06:00
Nonstop0h 00m
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
LondonWashington, D.C.
LTN London Luton - IAD Washington, D.C. Dulles Intl
LTNIAD
London Luton
Mon 26/10
20:25-15:45
3 stops47h 20m
Washington, D.C. Dulles Intl
Wed 31/12
00:00-06:00
Nonstop0h 00m
LondonWashington, D.C.
LTN London Luton - IAD Washington, D.C. Dulles Intl
LTNIAD
London Luton
Thu 17/12
06:15-15:45
1 stop14h 30m
Washington, D.C. Dulles Intl
Wed 31/12
00:00-06:00
Nonstop0h 00m
LondonWashington, D.C.
LTN London Luton - IAD Washington, D.C. Dulles Intl
LTNIAD
London Luton
Wed 14/10
08:40-15:10
2 stops35h 30m
Washington, D.C. Dulles Intl
Wed 31/12
00:00-06:00
Nonstop0h 00m
LondonWashington, D.C.
LTN London Luton - IAD Washington, D.C. Dulles Intl
LTNIAD
London Luton
Sat 26/12
07:35-19:20
1 stop16h 45m
Washington, D.C. Dulles Intl
Wed 31/12
00:00-06:00
Nonstop0h 00m
LondonWashington, D.C.
LTN London Luton - IAD Washington, D.C. Dulles Intl
LTNIAD
London Luton
Mon 30/11
16:00-15:45
1 stop28h 45m
Washington, D.C. Dulles Intl
Wed 31/12
00:00-06:00
Nonstop0h 00m
LondonWashington, D.C.
LTN London Luton - IAD Washington, D.C. Dulles Intl
LTNIAD
London Luton
Mon 23/11
07:45-14:40
2 stops35h 55m
Washington, D.C. Dulles Intl
Mon 30/11
17:25-20:50
2 stops22h 25m
Best time to book a flight from Luton to Dulles Intl
Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Luton with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from London Luton Airport to Washington, D.C. Dulles Intl Airport
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.
Related info for your journey
Find useful and relevant information for your journey from Luton to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Travelling to a place near Washington, D.C. Dulles Intl Airport?
Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locationsBrowse thousands of different options on Cheapflights for your next trip
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Alternative routes for Luton to Dulles Intl
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Dulles Intl by adding a car hire and/or hotel booking to your travel itinerary.
Direct flights to District of Columbia
Book a non-stop flight to one of these other cities located in District of Columbia.
Other flights to Dulles Intl
Explore flights to Dulles Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 11 October 2026.
Search flights from Luton to Dulles Intl by cabin class
Find flights from Luton to Dulles Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Luton and Dulles Intl flights
Browse other Luton and Dulles Intl flight options. Last updated on 11 October 2026.
Other flights from Luton
Browse through other flights departing from Luton. Flights are based on user searches made on Cheapflights and were last updated on 11 October 2026.
Popular flight searches
Check out other popular destinations found by fellow travellers in 2026
Fly with Cheapflights
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How does Cheapflights help users find flights from Luton to Dulles Intl?
Deals for Luton to Dulles Intl flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets from Luton to Dulles Intl?
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 Luton to Dulles Intl.
Can Cheapflights find flights from Luton to Dulles Intl with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from Luton to Dulles Intl flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from Luton to Dulles Intl become cheaper?
Yes! Start tracking prices for Luton to Dulles Intl flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.