Cheap flights from New Jersey to San José from $152

On average, the least expensive day to fly to San José from New Jersey is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $450. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from New Jersey to San José on a Sunday will generally be more expensive and average around $548. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Our data shows that the cheapest New Jersey to San José flights are usually those with departure times in the evening. Our users have found flights to San José in the evening for as low as $460. Flights in the morning are often more expensive with an average ticket price of $501.

Fly from Newark to San José Juan Santamaria Intl for the best New Jersey - San José Juan Santamaria Intl flight prices

You are more likely to see cheaper flights to San José from New Jersey when booking weeks ahead of your departure date. In general, you can expect to find flights to San José for around $410 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San José from New Jersey for as low as $375 on momondo.

You could potentially save up to 38% on your flight if you consider stops on a New Jersey to San José flight.

Delta, Frontier, and JetBlue are the most popular carriers operating from New Jersey to San José Juan Santamaria Intl

United Airlines, Spirit Airlines and American Airlines are the top three most popular airlines that fly to San José from New Jersey according to our data. United Airlines is the first choice among our users, with 81% of people opting to fly with this airline when traveling to San José. Keep in mind that there are 9 different airlines that fly to San José on a routine basis, so you have a few additional options to choose from.

The number of flights available between New Jersey and San José is 2 per day as of May 2026. The most frequent departure time is 8:00AM, with 100% of daily flights leaving at noon.

As of May 2026, there are 15 flights per week flying from New Jersey to San José. The most common day of the week flights depart is Thu, with 20% of flights taking off on this day.