Cheap Lufthansa flights San José (SJO) to Reykjavik (KEF)

You can discover budget-friendly return Lufthansa flights from SJO to KEF by sorting your results from "Price (lowest to highest)" on Expedia. Or search for bargains for a one-way journey.**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.

Snagging the best Lufthansa deals from SJO to KEF 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 often the most expensive day to book.* It's a good idea to start searching for 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.

Search Lufthansa's earliest flights from SJO to KEF by checking our "Early Morning" and "Morning" filters. Not only will you arrive at your destination sooner, early departures are also 20% less likely to be canceled.**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.

Flying from SJO to KEF with Lufthansa comes with a host of perks, including a rewarding loyalty program and a 5-star airline rating. Plus, when booking through Expedia, One Key™ members can collect OneKeyCash™* to use on select future travel purchases. That's on top of the Lufthansa Miles and More points you can earn with Lufthansa.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.