Cheap flights from California to San José from $128

In general, October is the cheapest month to fly from California to San José. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $351. If you don’t want to visit San José in October, then you should wait until September to fly from California, when ticket prices are also cheap, with an average price of $358.

On average, the least expensive day to fly to San José from California is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $458. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from California to San José on a Saturday will generally be more expensive and average around $508. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Our data shows that the cheapest California to San José flights are usually those with departure times at noon. Our users have found flights to San José at noon for as low as $294. Flights in the afternoon are often more expensive with an average ticket price of $519.

Fly from Los Angeles Los Angeles to San José Juan Santamaria Intl for the best California - San José Juan Santamaria Intl flight prices

You are more likely to see cheaper flights to San José from California when booking weeks ahead of your departure date. In general, you can expect to find flights to San José for around $458 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San José from California for as low as $388 on momondo.

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

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

United Airlines, Avianca and Volaris Costa Rica are the top three most popular airlines that fly to San José from California according to our data. United Airlines is the first choice among our users, with 33% of people opting to fly with this airline when traveling to San José. Keep in mind that there are 13 different airlines that fly to San José on a routine basis, so you have a few additional options to choose from.

4 flights are operational daily from California to San José as of March 2026. The most popular departure time for this route is 5:00PM, with 47% of flights per day taking off in the afternoon.

As of March 2026, there are 30 flights per week flying from California to San José. The most common day of the week flights depart is Mon, with 17% of flights taking off on this day.