$119 Cheap Frontier Airlines flights Columbus (CMH) to Denver (DEN)

Finding cheap one-way Frontier Airlines flights from CMH to DEN from $119 on Expedia couldn’t be easier — just filter by “Price (lowest to highest).” Or check out our affordable round-trip fares from $209 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.

Frontier Airlines flights to Denver tend to be cheaper in the low-season months of January and November. Whether you’re in search of a one-way or a return ticket, you could score a better deal then.

Start searching one to three months ahead of your departure date to score cheap fares on Frontier Airlines flights from John Glenn Columbus Intl. Airport (CMH) to Denver Intl. Airport (DEN). 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 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 your timing spot on, 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.

Enter your dates, hit search and select the “Nonstop” filter on Expedia to browse any direct flights from CMH to DEN with Frontier Airlines or other airlines.

Sort your results by “Morning” and “Early Morning” to browse the earliest departures from CMH to DEN. 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.

Frontier Airlines flights from John Glenn Columbus Intl. Airport (CMH) to Denver land at Denver Intl. Airport (DEN). This is the main entry point to this destination.

A rewarding loyalty program and the opportunity to collect points through Frontier Miles are the start of the reasons to jet off from CMH to DEN with Frontier Airlines. Plus, by joining Expedia’s free One Key™ program, you can earn OneKeyCash™* on top of Frontier Airlines’s 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.

Changes are often free within 24 hours of booking, but your airline may charge a fee after that. For more information about modifying your flights, head to your “Trips,” select your flight and click on “Manage Booking.” If you’d like the flexibility to make changes without additional costs, tick the “Changes included” or “No cancel fee” filter when organizing your next getaway.