$44 Cheap Frontier Airlines flights Denver (DEN) to Des Moines (DSM)

Grab cheap round-trip Frontier Airlines flights from $127 from DEN to DSM by sorting your results from “Price (lowest to highest)” on Expedia. Or look for bargains from $44 for a one-way journey.**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 Des Moines are often cheaper in the quieter months of January and December. Whether you need a one-way or a return ticket, you could score a better deal then.

Begin your search one to three months ahead of your travel date to score cheaper fares on Frontier Airlines flights from Denver Intl. Airport (DEN) to Des Moines Intl. Airport (DSM). 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 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 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, click search and use the “Nonstop” filter on Expedia to browse any direct flights from DEN to DSM with Frontier Airlines or other airlines.

Sort your results by “Morning” and “Early Morning” to browse the earliest flights from DEN to DSM. Jetting 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 Denver Intl. Airport (DEN) to Des Moines arrive at Des Moines Intl. Airport (DSM). This is the main entry point here.

A rewarding loyalty program and the ability to rack up points through Frontier Miles are the start of the reasons to fly from DEN to DSM with Frontier Airlines. Plus, when you sign up to Expedia’s free One Key™ program, you can receive OneKeyCash™* on top of any airline 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.

In most cases, you can change or cancel your flight, although there may be a charge if you made your booking more than 24 hours ago. Need flexible options? Use Expedia’s “No cancel fee” and “Changes included” filters to find flights that won’t penalize you if you need to adjust your plans. To modify your booking, go to “Trips,” select your flight and click on “Manage Booking” for more information.