Cheap flights from Newark Airport to Puerto Rico from $117

If you don’t want to visit Puerto Rico in September, then you should wait until October to fly from Newark Airport, when ticket prices are also cheap, with an average price of $240.

On average, the least expensive day to fly to Puerto Rico from Newark Airport is on a Monday. momondo users have found tickets for Monday departures for as low as $317. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Puerto Rico is Thursday, with ticket prices averaging around $369.

Our most recent data shows that the best time of day to fly to Puerto Rico is in the evening. Flights from Newark Airport to Puerto Rico during this time can be as low as $293. In contrast, the most expensive time of day to depart to Puerto Rico is at noon when prices are around $425.

Fly from Newark to San Juan Luis Munoz Marin Intl for the best Newark - Puerto Rico flight prices

You are more likely to see cheaper flights to Puerto Rico from Newark Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Puerto Rico for around $327 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Puerto Rico from Newark Airport for as low as $283 on momondo.

United Airlines, Frontier, and JetBlue are the most popular carriers operating from Newark to Puerto Rico

United Airlines, JetBlue and Frontier are the top three most popular airlines that fly to Puerto Rico from Newark Airport according to our data. United Airlines is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Puerto Rico. Keep in mind that there are 6 different airlines that fly to Puerto Rico on a routine basis, so you have a few additional options to choose from.

Historically, on average around 27% of flights between Newark and Puerto Rico have experienced a delay on any given week. The average delay length over the past 12 months has been 159 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

According to our data, JetBlue 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.

10 flights are operational daily from Newark Airport to Puerto Rico as of May 2026. The most popular departure time for this route is 7:00PM, with 55% of flights per day taking off in the evening.

As of May 2026, 71 flights take off from Newark Airport and land in Puerto Rico each week. The most common flight departure day for this route is Mon, with 15% of weekly flights taking off on this day.