$39 Cheap Alaska Airlines flights San Diego (SAN) to San Francisco (SFO)

Landing cheap one-way Alaska Airlines flights from SAN to SFO from $39 on Expedia is a breeze — just filter by “Price (lowest to highest).” Or check out our budget-friendly round-trip fares from $77 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.

Browse for one-way or round-trip flights to San Francisco in February or April. You could find an affordable fare with Alaska Airlines during these off-peak months.

Begin your search one to three months ahead of your travel date to score cheap fares on Alaska Airlines flights from San Diego Intl. Airport (SAN) to San Francisco Intl. Airport (SFO). 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 your timing right, and you can enjoy significant savings on domestic trips.*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.

Alaska Airlines has direct flights from San Diego Intl. Airport (SAN) to San Francisco Intl. Airport (SFO), with 48 weekly departures. Simply use the “Nonstop” and “Airline” filters during your search on Expedia to see all direct Alaska Airlines flights to SFO.

It takes approximately 1h 43m to fly nonstop from San Diego Intl. Airport (SAN) to San Francisco Intl. Airport (SFO) with Alaska Airlines.

Alaska Airlines has the most flights from San Diego Intl. Airport (SAN) to San Francisco Intl. Airport (SFO) on Thursday. With up to 8 daily departures, you’ll get the most options and flexibility on this day.

The first Alaska Airlines flight from SAN to SFO departs at 6:15AM UTC-8, landing at 8:00AM UTC-8. If you want to jet off later in the day, the last Alaska Airlines flight leaves SAN at 9:55PM UTC-8 and touches down at SFO at 11:38PM UTC-8. Flying early is generally a smart choice as morning and mid-morning flights are 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.

San Francisco Intl. Airport (SFO) is the main San Francisco gateway for Alaska Airlines flights from San Diego Intl. Airport (SAN). Norman Y. Mineta San Jose Intl. Airport (SJC) and Oakland Intl. Airport (OAK) are two other possibilities. When planning your vacation through Expedia, select the “All Airports” option for your destination to see everything that’s available.

With a rewarding loyalty program and top-tier customer service, Alaska Airlines is a popular option for many travelers flying from SAN to SFO. What’s more, if you’re a Mileage Plan and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can be put toward future travel.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

For the San Diego Intl. Airport (SAN) to San Francisco Intl. Airport (SFO) route, Alaska Airlines typically operates Embraer 175 and Boeing 737 MAX 9 planes. Remember that last-minute changes can occur for operational demands, meaning your flight could be on another aircraft.

Changes are often free within 24 hours of booking, but your airline may add a charge after that. For more information about modifying your reservation, check out your “Trips,” select your flight and click on “Manage Booking.” If you’d like the freedom to update your itinerary without additional costs, apply the “Changes included” and “No cancel fee” filters when organizing your next escape.