Cheap flights from Newark Airport to San Jose from $133

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 October is also very affordable. Most momondo users find prices during this month for around $330.

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 $424 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 $273 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 April 2026, prices for Newark Airport to San Jose, California flights are approximately 8% cheaper when compared to flights at the same time last year.

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

United Airlines, Alaska Airlines and Hawaiian 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 64% 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 29% 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 87 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 23% of their flights experiencing any sort of delay.

San Diego (SAN) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Flights via Salt Lake City (SLC) offer the lowest average round-trip price of $290.

Flights connecting via Salt Lake City (SLC) have the shortest average one-way travel time: 8h 12m.

San Diego (SAN) has the shortest average layover time for this route: 0h 48m.