$120 Cheap Alaska Airlines flights Palm Springs (PSP) to Missoula (MSO)

Apply the "Price (lowest to highest)" filter on Expedia to look for cheap Alaska Airlines return flights from PSP to MSO. Affordable one-way tickets from $120 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.

For cheap Alaska Airlines fares from Palm Springs Intl. Airport (PSP) to Missoula Intl. Airport (MSO), 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 influence the price you pay. Sunday is usually the cheapest, 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.

Sort your results by "Morning" and "Early Morning" to find the earliest flights from PSP to MSO. Taking off early means you're 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.

Flying from PSP to MSO with Alaska Airlines means enjoying a range of perks, including top-tier customer service and an excellent in-flight experience. Plus, when you book through Expedia, One Key™ members can collect OneKeyCash™* to redeem on select future travel purchases. That's in addition to the Mileage Plan points you can earn with Alaska Airlines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.