Cheap Frontier Airlines flights Syracuse (SYR) to San Diego (SAN)

Make use of the “Price (lowest to highest)” filter on Expedia to look for cheap Frontier Airlines return flights from SYR to SAN. Affordable one-way options are available as well.**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 cheapest months to fly to San Diego with Frontier Airlines. You could also find great deals on one-way and return fares in November.

Begin your search one to three months before your departure to find cheap fares on Frontier Airlines flights from Hancock Intl. Airport (SYR) to San Diego Intl. Airport (SAN). You can save 25% by booking your domestic flight 34 to 86 days in advance versus last-minute reservations made 6 to 12 days out. You could also reduce costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Get the timing right, and you can enjoy significant savings on domestic flights.*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.

Click on our “Nonstop” filter when searching for direct Frontier Airlines flights from SYR to SAN. It’s also a good way to compare other airlines servicing the same nonstop route.

Filter your results by “Early Morning” and “Morning” to browse the earliest flights from SYR to SAN. Setting off early means you’re 20% 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.

Frontier Airlines flights from Hancock Intl. Airport (SYR) to San Diego touch down at San Diego Intl. Airport (SAN). This is the main entry point here.

Journey from SYR to SAN with Frontier Airlines and look forward to a range of perks starting with a rewarding loyalty program. When you book through Expedia as a Frontier Miles and One Key™ member, you may also earn OneKeyCash™* to redeem on select future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Changes are generally free within 24 hours of making a booking, but your airline may charge a fee after that time. For further details about altering your flights, check out your “Trips,” select your flight and click on “Manage Booking.” If you want the flexibility to update your itinerary without additional charges, tick the “Changes included” or “No cancel fee” filter when planning your next getaway.