Cheap Lufthansa flights Klagenfurt (KLU) to Seoul (ICN)

Use the "Price (lowest to highest)" filter on Expedia to search for cheap Lufthansa return flights from KLU to ICN. Affordable one-way fares are also on offer.**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.

Start your search for Lufthansa flights from KLU to ICN about one month before you want to leave. The most affordable time to book an international flight is generally 18 to 29 days ahead of your departure date when you can save 17% versus booking four to five months in advance. No matter your itinerary or fare class, the best day of the week to book international airfare is usually Sunday. Friday is often the most expensive. Passengers who book on a Sunday can save an average of 17% compared to those who book on a Friday.**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 KLU to ICN with Lufthansa, filter your results by "Early Morning" and "Morning." Choosing an early flight usually means you're less likely to experience cancellations.**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.

Lufthansa makes flying from KLU to ICN more enjoyable with a rewarding loyalty program and an excellent in-flight experience. You could even start collecting points with Lufthansa Miles and More. Remember to join Expedia's free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future travel.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.