$94 Cheap Frontier Airlines flights Cincinnati (CVG) to San Diego (SAN)

Finding cheap one-way Frontier Airlines flights from CVG to SAN from $94 on Expedia is a breeze — just filter by “Price (lowest to highest).” Or check out our affordable round-trip fares from $186 for your next adventure.**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.

January is one of the least expensive months to jet off to San Diego with Frontier Airlines. You could also find fantastic deals on one-way and return fares in November.

Look for affordable Frontier Airlines flights from Cincinnati - Northern Kentucky Intl. Airport (CVG) to San Diego Intl. Airport (SAN) one to three months before your departure day. 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. No matter the fare class and itinerary, the best day of the week to book a domestic flight is generally Sunday and the most expensive tends to be 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 see if there’s a direct trip from CVG to SAN with Frontier Airlines or any other carriers, select the “Nonstop” filter when browsing for flights.

Find Frontier Airlines’s earliest flights from CVG to SAN by selecting the “Early Morning” and “Morning” filters. Not only will you get to where you’re going 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.

Frontier Airlines flights from Cincinnati - Northern Kentucky Intl. Airport (CVG) to San Diego touch down at San Diego Intl. Airport (SAN). This is the main gateway to this city.

With a rewarding loyalty program, Frontier Airlines is a top choice for many travelers heading from CVG to SAN. Plus, as a Frontier Miles and One Key™ member booking through Expedia, you can earn OneKeyCash™* on eligible flights on top of your airline miles.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on the type of fare you purchased, a fee typically applies if you change or cancel your booking more than 24 hours after it has been confirmed. To secure flexible fares, select our “Changes included” or “No cancel fee” filter when looking for flights. For more information on canceling or modifying your reservation, head to “Trips,” select your flight and click on “Manage Booking.”