$122 Cheap Alaska Airlines flights Oakland (OAK) to San Diego (SAN)

Apply the “Price (lowest to highest)” filter on Expedia to find cheap Alaska Airlines round-trip flights from $243 from OAK to SAN. Affordable one-way options from $122 are available too.**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.

Browse for return or one-way flights to San Diego in January or November. You could find lower fares with Alaska Airlines during these off-peak times.

To find cheap Alaska Airlines fares from Oakland Intl. Airport (OAK) to San Diego Intl. Airport (SAN), start searching one to three months before your intended departure. Reserving 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 impact the overall price. Sunday tends to be 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.

Click on the “Nonstop” filter when searching for direct Alaska Airlines flights from OAK to SAN. You’ll also be able to compare other airlines servicing the same nonstop journey.

To find the earliest departure from OAK to SAN with Alaska Airlines, filter your results by “Morning” and “Early Morning.” Choosing 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.

Alaska Airlines flights from Oakland Intl. Airport (OAK) to San Diego come in to San Diego Intl. Airport (SAN). This is the main gateway here.

Alaska Airlines makes flying from OAK to SAN enjoyable with a rewarding loyalty program and top-tier customer service. You also have the chance to earn points with Mileage Plan. Don’t forget to join our free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

In most cases, you can change or cancel your flight, although there may be additional charges if you made your booking more than 24 hours ago. Prefer to keep your options open? Use Expedia’s “No cancel fee” and “Changes included” filters to find flights that won’t charge you extra if you have to alter your plans. To modify your booking, visit “Trips,” select your flight and click on “Manage Booking” for more details.