$54 Cheap Frontier Airlines flights Fayetteville (XNA) to Denver (DEN)

Finding cheap one-way Frontier Airlines flights from XNA to DEN from $54 on Expedia is a breeze — just filter by “Price (lowest to highest).” Or check out our affordable return fares from $115 for your next getaway.**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.

Browse for round-trip or one-way flights to Denver in January or November. You could find an affordable fare with Frontier Airlines during these quieter months.

Begin your search one to three months before your departure to get cheaper fares on Frontier Airlines flights from Northwest Arkansas Regional Airport (XNA) to Denver Intl. Airport (DEN). 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 your timing spot on, 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.

Fill in your dates, hit search and tick the “Nonstop” filter on Expedia to find any direct flights from XNA to DEN with Frontier Airlines or other carriers.

Filter your results by “Early Morning” and “Morning” to browse the earliest departures from XNA 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.

Denver Intl. Airport (DEN) is the primary Denver gateway for Frontier Airlines flights from Northwest Arkansas Regional Airport (XNA).

A rewarding loyalty program and the opportunity to collect points through Frontier Miles are the start of the reasons to travel from XNA to DEN with Frontier Airlines. Plus, when you join our One Key™ program, you can earn OneKeyCash™* in addition to Frontier Airlines’s loyalty program earnings. It’s yours to spend on your next adventure.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

You can usually cancel or modify your flight, although additional charges may apply if your booking was made over 24 hours ago. Need flexible options? Use our “No cancel fee” and “Changes included” filters to find flights that won’t penalize you if you need to alter your plans. To update your booking, head to “Trips,” select your flight and click on “Manage Booking” for further information.