$191 Cheap Frontier Airlines flights Charleston (CHS) to San Diego (SAN)

View $191 flight on Thu, Dec 18, 2025Opens in a new window
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$191 Cheap Frontier Airlines flights Charleston (CHS) to San Diego (SAN)

Prices were available within the past 7 days and start at $191 for one-way flights and $362 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Thu, Dec 18 - Sun, Dec 21
CHS
Charleston
SAN
San Diego
$362 Roundtrip, found 15 hours ago
$362
Roundtrip
found 15 hours ago
Select Frontier Airlines flight, departing Thu, Dec 18 from Charleston to San Diego, returning Sun, Dec 21, priced at $362 found 15 hours ago

Frequently asked questions

How much is a Frontier Airlines flight from Charleston Intl. Airport (CHS) to San Diego Intl. Airport (SAN)?
Finding cheap one-way Frontier Airlines flights from CHS to SAN from $191 on Expedia is a breeze — just filter by "Price (lowest to highest)." Or check out our affordable return fares from $362 for your next break.**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.
What is the cheapest month to fly from CHS to SAN with Frontier Airlines?
Frontier Airlines flights to San Diego are usually cheaper in the off-peak months of January and November. Whether you're in search of a round-trip or one-way ticket, you could find a better deal then.
What is the cheapest time to book flights from Charleston Intl. Airport (CHS) to San Diego Intl. Airport (SAN) with Frontier Airlines?
Begin your search one to three months before your departure to find cheap fares on Frontier Airlines flights from Charleston Intl. Airport (CHS) to San Diego Intl. Airport (SAN). You can save 25% by booking your domestic flight 34 to 86 days in advance compared to last-minute reservations made 6 to 12 days out. You could also cut costs by buying your fare on a Sunday, as it's 6% cheaper on average than a Monday, the most expensive day to book.* Nail your timing, and you can enjoy significant savings on domestic trips.*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.
Does Frontier Airlines fly nonstop from Charleston Intl. Airport (CHS) to San Diego Intl. Airport (SAN)?
Select our "Nonstop" filter when looking for direct Frontier Airlines flights from CHS to SAN. It's also a great way to compare other airlines offering the same direct route.
What is the earliest Frontier Airlines flight from CHS to SAN?
Filter your results by "Early Morning" and "Morning" to find the earliest departures from CHS to SAN. Leaving early means flight cancellations are less likely.**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.
What airports does Frontier Airlines fly into in San Diego?
Hop on a Frontier Airlines flight from Charleston Intl. Airport (CHS) to San Diego, and you'll probably touch down at San Diego Intl. Airport (SAN). This is the airline's main hub in this city.
Why fly with Frontier Airlines from CHS to SAN?
A rewarding loyalty program and the ability to collect points through Frontier Miles are the start of the reasons to leave from CHS to SAN with Frontier Airlines. Plus, by joining Expedia's free One Key™ program, you can receive OneKeyCash™* on top of Frontier Airlines's loyalty program earnings. It's yours to spend on future travel plans.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Frontier Airlines flight from Charleston Intl. Airport (CHS) to San Diego Intl. Airport (SAN)?
Depending on your fare type, a fee typically applies if you cancel or change your flight more than 24 hours after it's been confirmed. To find plane tickets with more flexibility, select our "No cancel fee" or "Changes included" filter when searching for flights. For additional information on canceling or changing your reservation, head to "Trips," select your flight and click on "Manage Booking."

Travel information

Origin airport
Charleston Intl.
Destination airport
San Diego Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, JetBlue Airways, Southwest Airlines, United
Popular airline
Alaska Airlines
Distance
2146 mi

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