$925 Cheap Icelandair flights Frankfurt (FRA) to San Diego (SAN)

Finding cheap one-way Icelandair flights from FRA to SAN from $925 on Expedia couldn't be easier --- just filter by "Price (lowest to highest)." Or check out our affordable round-trip fares from $981 for your next exciting getaway.**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.

To grab cheap flights from FRA to SAN with Icelandair, begin searching about one month before your planned departure. You can save 17% when you lock in your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Another good tip? Booking on Sunday can lead to average savings of 17% compared to Friday (the most expensive day).**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 Icelandair's earliest flights from FRA to SAN by selecting our "Morning" and "Early Morning" filters. Not only will you arrive at your destination sooner, early departures also have a 20% less chance of being 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.

With a rewarding loyalty program and top-tier customer service, Icelandair is a top choice for many travelers heading from FRA to SAN. What's more, if you're an Icelandair Saga Club and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which you can put toward future trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.