Cheap flights from Pennsylvania to Puerto Rico from $73

If you don’t want to visit Puerto Rico in September, then you should wait until January to fly from Pennsylvania, when ticket prices are also cheap, with an average price of $261.

On average, the least expensive day to fly to Puerto Rico from Pennsylvania is on a Monday. momondo users have found tickets for Monday departures for as low as $312. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Puerto Rico is Friday, with ticket prices averaging around $352.

Our most recent data shows that the best time of day to fly to Puerto Rico is at noon. Flights from Pennsylvania to Puerto Rico during this time can be as low as $257. In contrast, the most expensive time of day to depart to Puerto Rico is in the afternoon when prices are around $371.

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

You are more likely to see cheaper flights to Puerto Rico from Pennsylvania when booking weeks ahead of your departure date. In general, you can expect to find flights to Puerto Rico for around $312 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Puerto Rico from Pennsylvania for as low as $290 on momondo.

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

Frontier, United Airlines, and Delta are the most popular carriers operating from Pennsylvania to Puerto Rico

Frontier, American Airlines and JetBlue are the top three most popular airlines that fly to Puerto Rico from Pennsylvania according to our data. Frontier is the first choice among our users, with 73% 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.

As of September 2026, there are 3 flights per day flying from Pennsylvania to Puerto Rico. The most common time of day flights depart is 9:00AM, with 77% of flights taking off at noon.

The number of flights available between Pennsylvania and Puerto Rico is 25 per week as of September 2026. The most frequent departure day is Wed, with 20% of weekly flights leaving on this day.