$1,582 Cheap Delta flights Lyon (LYS) to Washington (IAD)

Use the "Price (lowest to highest)" filter on Expedia to look for cheap Delta Air Lines round-trip flights from $893 from LYS to IAD. Affordable one-way tickets from $1,582 are available as well.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Landing the best Delta Air Lines deals from LYS to IAD is typically all about timing. You can save 17% on international flights when you book 18 to 29 days before takeoff instead of four to five months ahead. What's more, you can pocket 17% on average by buying your fare on a Sunday compared to a Friday, which is usually the most expensive day to book.* It's a good idea to start checking out flights about one month before you want to travel.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.

To find the earliest departures from LYS to IAD with Delta Air Lines, filter your search by "Morning" and "Early Morning." Booking an early flight usually means cancellations are less likely.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.

Delta Air Lines makes traveling from LYS to IAD more enjoyable with a rewarding loyalty program and an excellent in-flight experience. You may even earn points with Delta SkyMiles. Remember to join Expedia's free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.