$122 Cheap Alaska Airlines flights Phoenix (PHX) to Walla Walla (ALW)

Finding cheap one-way Alaska Airlines flights from PHX to ALW from $122 on Expedia couldn't be simpler --- just filter by "Price (lowest to highest)." Or check out our affordable return fares from $268 for your next break.**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.

Look for cheap Alaska Airlines flights from Sky Harbor Intl. Airport (PHX) to Walla Walla Regional Airport (ALW) one to three months prior to your departure. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare class and journey, the ideal day to book a domestic flight is generally Sunday and the most expensive tends to be Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**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.

To find the earliest departure from PHX to ALW with Alaska Airlines, filter your results by "Morning" and "Early Morning." Booking an early flight usually 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.

Flying from PHX to ALW with Alaska Airlines means enjoying a variety of perks, such as a rewarding loyalty program and top-tier customer service. Plus, when you book through Expedia, One Key™ members can earn OneKeyCash™* to use on select future travel purchases. That's on top of 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.