$575 Cheap Lufthansa flights Chicago (ORD) to Kos (KGS)

Landing cheap one-way Lufthansa flights from ORD to KGS from $575 on Expedia is a breeze — just filter by “Price (lowest to highest).” Alternatively, check out our budget-friendly round-trip fares from $737 for your next exciting adventure.**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.

Browse for return or one-way flights to Kos in December or February. You could find lower fares with Lufthansa during these quieter months.

Landing the best Lufthansa deals from ORD to KGS often comes down to booking at the right moment. You can save 17% on international flights when you book 18 to 29 days before takeoff instead of four to five months ahead. Better still, you can pocket 17% on average by buying your tickets on a Sunday compared to a Friday, which is often 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.

Simply enter your dates, press search and select the “Nonstop” filter on Expedia to browse any direct flights from ORD to KGS with Lufthansa or another carrier.

Sort your results by “Early Morning” and “Morning” to browse the earliest flights from ORD to KGS. Leaving early means flight 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.

Kos Island Intl. Airport (KGS) is the main Kos hub for Lufthansa flights from O’Hare Intl. Airport (ORD).

On a standard economy flight with Lufthansa from ORD to KGS, you can bring 1 checked-in bag up to 50 lb with dimensions not exceeding 62 inches in total. For hand luggage, you can have 2 cabin bags weighing up to 17 lb and measuring less than 21 inches x 15 inches x 9 inches. Weight and size allowances can vary depending on your fare type and cabin class. To make sure you don’t get caught with additional charges at the terminal, check your Lufthansa booking or visit the airline’s website before you begin packing.

Lufthansa makes traveling from ORD to KGS more enjoyable with an excellent in-flight experience and a 5-star airline rating. You may even earn points with Lufthansa Miles and More. Remember to sign up to our 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.

Changes are usually free within 24 hours of making a booking, but your airline may charge you after that. For more information about altering your flights, go to your “Trips,” select your flight and click on “Manage Booking.” If you want the freedom to update your itinerary without additional costs, apply the “No cancel fee” or “Changes included” filter when planning your next adventure.