$94 Cheap Frontier Airlines flights Des Moines (DSM) to Portland (PDX)

Apply the “Price (lowest to highest)” filter on Expedia to look for cheap Frontier Airlines return flights from $188 from DSM to PDX. Affordable one-way options from $94 are available as well.**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.

January is one of the least expensive months to get away to Portland with Frontier Airlines. You could also find great deals on one-way and return fares in December.

Start searching one to three months ahead of your departure date to score cheaper fares on Frontier Airlines flights from Des Moines Intl. Airport (DSM) to Portland Intl. Airport (PDX). 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.* Time it well, 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 “Nonstop” on Expedia to find any direct flights from DSM to PDX with Frontier Airlines or another airline.

Search Frontier Airlines’s earliest flights from DSM to PDX by checking our “Early Morning” and “Morning” filters. Not only will you arrive sooner, early departures also experience 20% fewer 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 Des Moines Intl. Airport (DSM) to Portland come in to land at Portland Intl. Airport (PDX). This is the main entry point here.

Offering a rewarding loyalty program, Frontier Airlines is a top choice for many travelers heading from DSM to PDX. Plus, as a Frontier Miles and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights along with your airline miles.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Changes are generally free within 24 hours of making a booking, but your airline may charge a fee after that. For further information about modifying your reservation, go to your “Trips,” select your flight and click on “Manage Booking.” If you want the flexibility to update your itinerary without extra charges, check the “No cancel fee” or “Changes included” filter when planning your next escape.