Cheap flights from Newark Airport to San Jose from $125

The month of August is, on average, the cheapest month to fly to San Jose, California from Newark Airport, with most prices found around $311. If you are unable to visit San Jose, California during the month of August, then departing from Newark Airport during the month May is also very affordable. Most momondo users find prices during this month for around $321.

On average, the least expensive day to fly to San Jose, California from Newark Airport is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $521. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Newark Airport to San Jose, California for around $796.

The cheapest time of day to fly to San Jose, California is in the afternoon when flights can be purchased for as low as $616. In the morning is when there is more demand to fly to San Jose, California, so prices are often more expensive at around $746 per ticket.

You are more likely to see cheaper flights to San Jose, California from Newark Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to San Jose, California for around $400 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Jose, California from Newark Airport for as low as $257 on momondo.

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

As of February 2026, prices for Newark Airport to San Jose, California flights are approximately 14% more expensive when compared to flights at the same time last year.

United Airlines and Delta are the most popular carriers operating from Newark to San Jose

United Airlines, Alaska Airlines and American Airlines are the top three most popular airlines that fly to San Jose, California from Newark Airport according to our data. United Airlines is the first choice among our users, with 63% of people opting to fly with this airline when traveling to San Jose, California. Keep in mind that there are 9 different airlines that fly to San Jose, California on a routine basis, so you have a few additional options to choose from.

Historically, on average around 44% of flights between Newark and San Jose have experienced a delay on any given week. The average delay length over the past 12 months has been 57 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights in the early afternoon 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. Sunday 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 50% of their flights experiencing any sort of delay.

San Diego (SAN) was the most common stop: 33% of momondo users choosing 1-stop flights on this route connected there.

Flights via Denver (DEN) offer the lowest average round-trip price of $357.

Flights connecting via Dallas (DFW) have the shortest average one-way travel time: 8h 01m.

Dallas (DFW) has the shortest average layover time for this route: 0h 40m.