$147 Cheap Alaska Airlines flights Tucson (TUS) to San Diego (SAN)

Scoring cheap one-way Alaska Airlines flights from TUS to SAN from $147 on Expedia couldn’t be simpler — just filter by “Price (lowest to highest).” Or check out our affordable return fares from $395 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.

Search for return or one-way flights to San Diego in January or November. You could find a cheap fare with Alaska Airlines during these off-peak months.

Search for cheap Alaska Airlines flights from Tucson Intl. Airport (TUS) to San Diego Intl. Airport (SAN) one to three months ahead of your departure date. 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. No matter the fare class and journey, the best day of the week to book a domestic flight is usually Sunday and the most expensive is typically 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 out if there’s a direct route from TUS to SAN with Alaska Airlines or any other carriers, select the “Nonstop” filter when searching for tickets.

To find the earliest departures from TUS to SAN with Alaska Airlines, sort your results by “Early Morning” and “Morning.” Choosing an early flight usually 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.

Jump on an Alaska Airlines flight from Tucson Intl. Airport (TUS) to San Diego, and you’ll most likely arrive at San Diego Intl. Airport (SAN). This is the airline’s main hub here.

Taking off from TUS to SAN with Alaska Airlines means enjoying a range of perks, such as top-tier customer service and a rewarding loyalty program. Plus, when you book through Expedia, One Key™ members can earn OneKeyCash™* to redeem 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.

Changes are often free within 24 hours of booking, but your airline may charge a fee after that. For further information about modifying your reservation, head to your “Trips,” select your flight and click on “Manage Booking.” If you want the flexibility to make changes without additional costs, tick the “Changes included” or “No cancel fee” filter when planning your next getaway.