What’s the cost of a flight from Washington Dulles to Lille?

Prices vary based on date, airline, and availability. Compare several options if you're flying between Washington and Lille.

Choose a date to explore the best fares now.

If possible, avoid holiday periods: ticket prices tend to rise quickly and availability drops, especially on busy routes. Morning and evening flights are often in high demand too — book early to get a good fare.

Best airport options between Washington and Lille

If you're open to flying into or out of more than one airport, you’ll have more routes to compare.

• Airports in Washington: Washington is served by 3 airports - Dulles international, Ronald Reagan, Washington International.
• Airports in Lille: Lille - Lesquin is the sole airport currently available.

Some airports offer extras like lounges, fast track, or self check-in — good to keep in mind. Comparing airports by services offered helps you balance cost and comfort.

Compare flights from Washington Dulles to Lille with advanced filters

Find your ideal flight using Jetcost. Select whether you want nonstop or connecting flights, round-trip or one-way, and filter by airline, price, or booking site.

Other popular destinations

Looking for alternatives in France? Travelers also liked: Lyon, Marseille, Nice, Paris, Toulouse.

If you have a preferred time to leave or arrive, filters can help you show only the matching flights. You can also filter by your favorite airline and see only those deals.