Cheap flights from New Jersey to San Diego from $161

The cheapest day to depart from New Jersey to San Diego is on a Tuesday. Travelers who choose to depart for San Diego on a Tuesday will often find tickets for as low as $374. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $499. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.

The cheapest time of day to fly to San Diego is at noon when flights can be purchased for as low as $374. Flights in the morning are often more expensive with an average ticket price of $421.

Fly from Newark to San Diego for the best New Jersey - San Diego flight prices

You are more likely to see cheaper flights to San Diego from New Jersey when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $373 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from New Jersey for as low as $320 on momondo.

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

You could potentially save up to 31% on your flight if you consider stops on a New Jersey to San Diego flight.

Alaska Airlines, Southwest, and Delta are the most popular carriers operating from New Jersey to San Diego

United Airlines, Alaska Airlines and American Airlines are the top three most popular airlines that fly to San Diego from New Jersey according to our data. United Airlines is the first choice among our users, with 78% of people opting to fly with this airline when traveling to San Diego. Keep in mind that there are 5 different airlines that fly to San Diego on a routine basis, so you have a few additional options to choose from.

The number of flights available between New Jersey and San Diego is 32 per day as of June 2026. The most frequent departure time is 8:00PM, with 53% of daily flights leaving in the evening.

As of June 2026, there are 228 flights per week flying from New Jersey to San Diego. The most common day of the week flights depart is Tue, with 21% of flights taking off on this day.