$79 Cheap Alaska Airlines flights San Diego (SAN) to Phoenix (PHX)

Landing cheap one-way Alaska Airlines flights from SAN to PHX from $79 on Expedia is simple — just filter by “Price (lowest to highest).” Or check out our budget-friendly round-trip fares for your next exciting adventure.**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.

July is one of the most affordable months to get away to Phoenix with Alaska Airlines. You could also find great deals on one-way and return fares in August.

Begin your search one to three months before your departure to find cheaper fares on Alaska Airlines flights from San Diego Intl. Airport (SAN) to Sky Harbor Intl. Airport (PHX). You can save 25% by booking your domestic flight 34 to 86 days in advance compared to last-minute reservations made 6 to 12 days out. You could also reduce costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Get the timing right, and you can enjoy significant savings on domestic journeys.*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 SAN to PHX with Alaska Airlines or another carrier, check the “Nonstop” box when looking for flights.

To find the earliest departure from SAN to PHX with Alaska Airlines, filter your search 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.

Sky Harbor Intl. Airport (PHX) is the primary Phoenix gateway for Alaska Airlines flights from San Diego Intl. Airport (SAN).

Alaska Airlines makes flying from SAN to PHX enjoyable with top-tier customer service and an excellent in-flight experience. You could even start earning points with Mileage Plan. Remember to join our free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future travel.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on the type of fare you purchased, a fee is typically charged if you modify or cancel your booking more than 24 hours after it’s confirmed. To secure tickets with more flexibility, select our “No cancel fee” or “Changes included” filter when looking for flights. For additional information on canceling or changing your reservation, go to “Trips,” select your flight and click on “Manage Booking.”