Cheap flights from San Francisco to Los Angeles from £42

The month of October is, on average, the cheapest month to fly to Los Angeles from San Francisco, with most prices found around £144. If you aren’t able to travel to Los Angeles during the month of October, then flying in September is also cheap. Prices for this month can be found on momondo for an average of £144.

The cheapest day to depart from San Francisco to Los Angeles is on a Wednesday. Travellers who choose to depart for Los Angeles on a Wednesday will often find tickets for as low as £146. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around £212. These prices are subject to change though, so be sure to set up a Price Alert for flights to Los Angeles.

Our most recent data shows that the best time of day to fly to Los Angeles is in the evening. Flights from San Francisco to Los Angeles during this time can be as low as £125. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are £199 on average. Flights to Los Angeles from San Francisco in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

Fly from San Francisco to Los Angeles for the best San Francisco - Los Angeles flight prices

You are more likely to see cheaper flights to Los Angeles from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Los Angeles for around £166 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Los Angeles from San Francisco for as low as £102 on momondo.

There are 4 cabin classes available to choose from on San Francisco to Los Angeles flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Alaska Airlines, Southwest, and Delta are the most popular carriers operating from San Francisco to Los Angeles

Alaska Airlines, Frontier and Delta are the top three most popular airlines that fly to Los Angeles from San Francisco according to our data. Alaska Airlines is the first choice among our users, with 49% of people opting to fly with this airline when travelling to Los Angeles. Keep in mind that there are 3 different airlines that fly to Los Angeles on a routine basis, so you have a few additional options to choose from.

Historically, on average around 19% of flights between San Francisco and Los Angeles have experienced a delay on any given week. The average delay length over the past 12 months has been 122 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon 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 12% of their flights experiencing any sort of delay.

The number of flights available between San Francisco and Los Angeles is 94 per day as of September 2026. The most frequent departure time is 16:00, with 44% of daily flights leaving at midday.

As of September 2026, there are 658 flights per week flying from San Francisco to Los Angeles. The most common day of the week flights depart is Fri, with 26% of flights taking off on this day.