$102 Cheap Frontier Airlines flights San Francisco (SFO) to Cincinnati (CVG)

Apply the "Price (lowest to highest)" filter on Expedia to search for cheap Frontier Airlines return flights from $203 from SFO to CVG. Affordable one-way options from $102 are available too.**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.

Search for cheap Frontier Airlines flights from San Francisco Intl. Airport (SFO) to Cincinnati - Northern Kentucky Intl. Airport (CVG) one to three months ahead of your departure. 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 type and itinerary, the best day of the week to book a domestic flight is generally Sunday and the most expensive day is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel 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 SFO to CVG with Frontier Airlines, filter your results by "Morning" and "Early Morning." Booking 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.

A rewarding loyalty program and the ability to collect points through Frontier Miles are the start of the reasons to leave from SFO to CVG with Frontier Airlines. Plus, when you sign up to Expedia's free One Key™ program, you can receive OneKeyCash™* alongside any airline loyalty program earnings. It's yours to use wherever your next trip takes you.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.