$155 Cheap Frontier Airlines flights Denver (DEN) to Charleston (CHS)

You’ll find cheap round-trip Frontier Airlines flights from $310 from DEN to CHS by organizing your results from “Price (lowest to highest)” on Expedia. Or search for options from $155 for a one-way trip.**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.

Frontier Airlines flights to Charleston tend to be cheaper in the off-peak months of January and December. Whether you’re in search of a round-trip or one-way ticket, you could score a better deal then.

Start searching one to three months before your departure to score cheap fares on Frontier Airlines flights from Denver Intl. Airport (DEN) to Charleston Intl. Airport (CHS). 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.* Get your timing right, and you can enjoy significant savings on domestic journeys.*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 DEN to CHS with Frontier Airlines or another airline, check the “Nonstop” filter when searching for flights.

Filter your results by “Morning” and “Early Morning” to see the earliest departures from DEN to CHS. Setting off 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.

Jump on a Frontier Airlines flight from Denver Intl. Airport (DEN) to Charleston, and you’re most likely to land at Charleston Intl. Airport (CHS). This is the airline’s main hub in this city.

With a rewarding loyalty program, Frontier Airlines is a top choice for many passengers flying from DEN to CHS. Plus, if you’re 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.

Changes are often free within 24 hours of making your booking, but your airline may add a charge after that time. For further information about modifying your reservation, head to your “Trips,” select your flight and click on “Manage Booking.” If you’d like the freedom to adjust your plans without additional charges, check the “Changes included” or “No cancel fee” filter when organizing your next getaway.