$104 Cheap Frontier Airlines flights Madison (MSN) to Portland (PDX)

Apply the “Price (lowest to highest)” filter on Expedia to find cheap Frontier Airlines round-trip flights from $198 from MSN to PDX. Affordable one-way tickets from $104 are also on offer.**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 cheapest months to travel to Portland with Frontier Airlines. You could also find excellent prices on return and one-way tickets in December.

For cheap Frontier Airlines fares from Dane County Regional Airport (MSN) to Portland Intl. Airport (PDX), start searching one to three months before your intended departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also affect the cost. Sunday is usually the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your trip on a Sunday.**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.

Use our “Nonstop” filter when browsing for direct Frontier Airlines flights from MSN to PDX. You can also compare other airlines servicing the same nonstop route.

To find the earliest departure from MSN to PDX with Frontier Airlines, filter your results by “Early Morning” and “Morning.” Choosing an early flight generally means you’ll experience 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.

Portland Intl. Airport (PDX) is the main Portland gateway for Frontier Airlines flights from Dane County Regional Airport (MSN).

With a rewarding loyalty program, Frontier Airlines is a favorite of many passengers flying from MSN to PDX. Plus, if you’re a Frontier Miles and One Key™ member booking through Expedia, you could 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.

It’s generally possible to cancel or change your flight, although additional charges may apply if you booked more than 24 hours ago. Want to keep your options open? Apply the “Changes included” or “No cancel fee” filter to find flights that won’t penalize you if you have to alter your plans. To modify your itinerary, head to “Trips,” select your flight and click on “Manage Booking” for further information.