$1,118+ Cheap flights from District of Columbia to Lille (LIL)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/20. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LIL
Mar 7 — Mar 141
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from District of Columbia to Lille with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from District of Columbia to Lille
Cheapest
Best
Last-minute
Cheapest flights from District of Columbia to LilleExplore the most affordable flight options available from District of Columbia to Lille. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 5, 2026.
Explore the most affordable flight options available from District of Columbia to Lille. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 5, 2026.
This Expedia deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/2010:15 pm
IAD
- LIL
2 stops57h 35m
Multiple Airlines
Fri 3/276:50 pm
LIL
- IAD
2 stops45h 45m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$1,118
This Mytrip deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/222:30 pm
IAD
- LIL
2 stops20h 15m
Multiple Airlines
Sun 3/292:35 pm
LIL
- IAD
3 stops36h 00m
Multiple Airlines
Deal found 2/4![Multiple Airlines logo]()
$1,261
Best flights from District of Columbia to LilleDiscover carefully curated flight deals from District of Columbia to Lille that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 5, 2026.
Discover carefully curated flight deals from District of Columbia to Lille that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 5, 2026.
This Expedia deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/2010:15 pm
IAD
- LIL
2 stops57h 35m
Multiple Airlines
Fri 3/276:50 pm
LIL
- IAD
2 stops45h 45m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$1,118
This Mytrip deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/222:30 pm
IAD
- LIL
2 stops20h 15m
Multiple Airlines
Sun 3/292:35 pm
LIL
- IAD
3 stops36h 00m
Multiple Airlines
Deal found 2/4![Multiple Airlines logo]()
$1,261
Last-minute flights from District of Columbia to LilleDiscover last-minute flight deals from District of Columbia to Lille. Data last updated February 5, 2026 and is based on user searches.
Discover last-minute flight deals from District of Columbia to Lille. Data last updated February 5, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/2010:15 pm
IAD
- LIL
2 stops57h 35m
Multiple Airlines
Fri 3/276:50 pm
LIL
- IAD
2 stops45h 45m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$1,118
This Mytrip deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/222:30 pm
IAD
- LIL
2 stops20h 15m
Multiple Airlines
Sun 3/292:35 pm
LIL
- IAD
3 stops36h 00m
Multiple Airlines
Deal found 2/4![Multiple Airlines logo]()
$1,261
Find flight deals from District of Columbia to Lille
Keep the following information in mind while searching for District of Columbia to Lille flight deals. Data was last updated February 5, 2026.
Round-trip from | $1,118 (Expedia) |
|---|
Cheapflights Fare Finder
Customize your flight search to find flights from District of Columbia to Lille 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, Cheapflights users made 2,558,603 searches. Data last updated February 5, 2026.
Use the filters below to find and compare flights from District of Columbia to Lille that are best for you.
Fly from
District of Columbia
Fly to
Lille
Route
Depart
Return
Price
Washington, D.C.Lille
IAD - LIL
IADLIL
Washington, D.C. Dulles Intl
Fri 3/20
10:15 pm-12:50 pm
2 stops57h 35m
Lille Lesquin
Fri 3/27
6:50 pm-11:35 am
2 stops45h 45m
$1,118
Washington, D.C.Lille
IAD - LIL
IADLIL
Washington, D.C. Dulles Intl
Sun 3/22
2:30 pm-3:45 pm
2 stops20h 15m
Lille Lesquin
Sun 3/29
2:35 pm-8:35 pm
3 stops36h 00m
$1,261
Best time to book a flight from District of Columbia to Lille
Have a flexible travel schedule? Discover the best time to fly to Lille from District of Columbia with our price prediction graph.
IAD-LIL
Estimated round-trip 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 District of Columbia to Lille
USDC-LIL
IAD-LIL
No data available for this route at this time. Please check back soon.
Related info for your journey
Find useful and relevant information for your journey from District of Columbia to Lille. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Lille flight routes
Other flight options
Popular flights