$163 Cheap Frontier Airlines flights San Diego (SAN) to Cedar Rapids (CID)

Set the "Price (lowest to highest)" filter on Expedia to look for cheap Frontier Airlines round-trip flights from $202 from SAN to CID. Affordable one-way fares from $163 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.

Look for cheap Frontier Airlines flights from San Diego Intl. Airport (SAN) to Eastern Iowa Airport (CID) one to three months before your departure date. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare class and journey, the ideal day to book a domestic flight is usually Sunday and the most expensive day tends to be Monday. Passengers who book on a Sunday can save 6% on average compared to those who book on a Monday.**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 SAN to CID with Frontier Airlines, sort your results by "Morning" and "Early Morning." Choosing an early flight generally 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.

A rewarding loyalty program and the ability to rack up points through Frontier Miles are the start of the reasons to jet off from SAN to CID with Frontier Airlines. Plus, when you join our One Key™ program, you can receive OneKeyCash™* on top of Frontier Airlines's loyalty program earnings. It's yours to spend on future bookings.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.