Cheap flights from San José to San Francisco from $270

If you aren’t able to travel to San Francisco 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 $469.

The cheapest day to depart from San José to San Francisco is on a Wednesday when prices can be found for as low as $504. The most expensive day to fly to San Francisco is Monday, with ticket prices averaging around $718.

Fly from San José Juan Santamaria Intl to San Francisco for the best San José Juan Santamaria Intl - San Francisco flight prices

You are more likely to see cheaper flights to San Francisco from San José when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $543 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from San José for as low as $483 on momondo.

There are 3 cabin classes available to choose from on San José Juan Santamaria Intl to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

As of March 2026, prices for San José to San Francisco flights are approximately 34% more expensive when compared to flights at the same time last year.

Southwest and Alaska Airlines are the most popular carriers operating from San José Juan Santamaria Intl to San Francisco

Avianca, United Airlines and Alaska Airlines are the top three most popular airlines that fly to San Francisco from San José according to our data. Avianca is the first choice among our users, with 59% of people opting to fly with this airline when traveling to San Francisco. Keep in mind that there are 7 different airlines that fly to San Francisco on a routine basis, so you have a few additional options to choose from.

Historically, on average around 10% of flights between San José and San Francisco have experienced a delay on any given week. The average delay length over the past 12 months has been 210 minutes.

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

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

According to our data, United Airlines have had the least number of delays on this route over the last 12 months; with about 10% of their flights experiencing any sort of delay.

Los Angeles (LAX) was the most common stop: 58% of momondo users choosing 1-stop flights on this route connected there.

Flights via Panama City (PTY) offer the lowest average round-trip price of $350.

Flights connecting via Los Angeles (LAX) have the shortest average one-way travel time: 9h 30m.

Los Angeles (LAX) has the shortest average layover time for this route: 1h 24m.

As of March 2026, 1 flights take off from San José and land in San Francisco each day. The most common flight departure time for this route is 8:00AM, with 100% of daily flights taking off at noon.

As of March 2026, 7 flights take off from San José and land in San Francisco each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.