Cheap flights from San Diego to San Francisco from £45

The month of October is, on average, the cheapest month to fly to San Francisco from San Diego, with most prices found around £120. If you are unable to visit San Francisco during the month of October, then departing from San Diego during the month September is also very affordable. Most momondo users find prices during this month for around £126.

Fly from San Diego to San Francisco for the best San Diego - San Francisco flight prices

You are more likely to see cheaper flights to San Francisco from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around £157 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from San Diego for as low as £113 on momondo.

There is only 1 cabin class available to choose from on San Diego to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Historically, on average around 32% of flights between San Diego and San Francisco have experienced a delay on any given week. The average delay length over the past 12 months has been 128 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

According to our data, United Airlines have had the fewest delays on this route over the last 12 months, with about 24% of their flights experiencing any sort of delay.

As of November 2026, there are 36 flights per day flying from San Diego to San Francisco. The most common time of day flights depart is 18:00, with 39% of flights taking off at midday.

253 flights are operational weekly from San Diego to San Francisco as of November 2026. The most popular departure day for this route is Wed, with 26% of flights per week taking off on this day.