Cheap Flights Oakland to San Diego from £26

Flight FAQs

• Which airlines offer the cheapest flights from Oakland to San Diego?

  Based on Trip.com data, Alaska Airlines offers Cheapest nonstop one-way flights from £26 (for example, OAK–SAN on Fri, Nov 6). For a Cheapest nonstop return flight, Alaska Airlines offers fares from £65, departing on Mon, Oct 19 and returning on Fri, Oct 23.

• Which airlines offer direct flights from Oakland to San Diego?

  At the moment, you can catch a direct flight from Oakland to San Diego with the following airlines, including: Alaska Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long is a flight from Oakland to San Diego?

  A flight from Oakland (OAK) to San Diego (SAN) takes an average of 1 hour 42 minutes.

• When is the best time to book flights from Oakland to San Diego?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Oakland to San Diego is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there from Oakland to San Diego each week?

  On average, 76 direct flights operate each week between Oakland and San Diego. See below the schedules of the main airlines serving this route:
  Alaska Airlines: S/M/T/W/T/F/S – AS3313 (departure at 10:44) Alaska Airlines: S/M/T/W/T/F/S – AS2288 (departure at 07:00) Alaska Airlines: S/M/T/W/T/F/S – AS2229 (departure at 21:02)

• How can I find the best deals on flights from Oakland to San Diego?

  Here are some tips for finding the best flight deals from Oakland to San Diego on Trip.com:
  · Be flexible with your travel dates. The cheapest flight is currently on Fri, Nov 6, with one-way fares from just £26.
  · Compare airlines. Alaska Airlines currently offers the lowest fares on this route.
  · Set up a price alert to track fare changes without searching every day.
  · Check Trip.com regularly for flight deals and available promo codes.
  · Avoid peak season or book early. January is generally the busiest month for travel to San Diego.
  · Get exclusive promo codes on the Trip.com app.

• When is the best time to book a flight from Oakland to San Diego to get the best price?

  The cheapest month to book a flight from Oakland to San Diego is usually September, when demand is lower.

• Which upcoming date is the cheapest for flights from Oakland to San Diego?

  After crunching the numbers on our September flight calendar, it's currently cheapest to fly from Oakland to San Diego on September 17, 2026 with Alaska Airlines, with prices starting at £35.

• Which airports should you choose for flights from Oakland to San Diego?

  Flights to San Diego can arrive at: McClellan-Palomar Airport (CLD), Marine Corps Air Station Miramar (NKX) and San Diego International Airport (SAN). The most common route connects Oakland San Francisco Bay Airport and San Diego International Airport (OAK–SAN).

• What is the time difference between Oakland and San Diego?

  The time difference between San Diego and Oakland is 0m.

• How can I change or cancel my flight ticket from Oakland to San Diego?

  Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

• What is the average price of a one-way flight from Oakland to San Diego?

  Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Oakland to San Diego is £88. Fares vary by travel date, airline and availability.

• What is the average price of a return flight from Oakland to San Diego?

  Based on Trip.com data for flights departing in the next 30 days, the average return fare from Oakland to San Diego is £111. Fares vary by travel date, airline and availability.

• How do I book flights from Oakland to San Diego on Trip.com?

  Enter Oakland and San Diego, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveller details and complete payment to receive your confirmation.