Cheap flights from Islip, New York to Puerto Rico from $84
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Islip, New York to Puerto Rico departing on 6/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Southwest flights from Islip, New York to Puerto Rico
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Frontier flights from Islip, New York to Puerto Rico
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How to get the cheapest flight ticket from Islip, New York to Puerto Rico
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Puerto Rico?
If you don’t want to visit Puerto Rico in November, then you should wait until February to fly from Islip, New York, when ticket prices are also cheap, with an average price of $210.
What is the cheapest day to depart on your flight to Puerto Rico?
On average, the least expensive day to fly to Puerto Rico from Islip, New York is on a Friday. momondo users have found tickets for Friday departures for as low as $260. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Puerto Rico is Sunday, with ticket prices averaging around $734.
What is the cheapest time of day to depart on your flight to Puerto Rico?
Our most recent data shows that the best time of day to fly to Puerto Rico is in the evening. Flights from Islip, New York to Puerto Rico during this time can be as low as $208. In contrast, the most expensive time of day to depart to Puerto Rico is in the afternoon when prices are around $390.
Can stopping save me money on Islip, New York to Puerto Rico flights?
You could potentially save up to 45% on your flight if you consider stops on a Islip, New York to Puerto Rico flight.
What is the cheapest airline that flies from Islip Long Island to Puerto Rico?
Frontier, Southwest, and JetBlue are the most popular carriers operating from Islip Long Island to Puerto Rico
What airlines fly to Puerto Rico?
Frontier, JetBlue and United Airlines are the top three most popular airlines that fly to Puerto Rico from Islip, New York according to our data. Frontier is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Puerto Rico. Keep in mind that there are 7 different airlines that fly to Puerto Rico on a routine basis, so you have a few additional options to choose from.
Cheap Islip, New York to Puerto Rico flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Islip, New York to Puerto Rico
When did momondo last update prices for flights from Islip Long Island Airport to Puerto Rico?
Prices for flights from Islip Long Island Airport to Puerto Rico are updated daily.
How many operators does momondo search for flights from Islip Long Island Airport to Puerto Rico?
As of June 2025, there are 3 operators available to choose from for flights from Islip Long Island Airport to Puerto Rico.
How old do you have to be to fly from Islip Long Island Airport to Puerto Rico?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Islip Long Island Airport to Puerto Rico.
What documentation or ID do you need to fly to Puerto Rico?
The travel and health documents you'll need for your trip to Puerto Rico may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Puerto Rico. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Islip, New York to Puerto Rico
Compare and see reviews for airlines that fly from Islip, New York to Puerto Rico with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $59 | Free Cancellation | Rating 5.9 3,296 reviews | |||
| PriceFrom $231 | Free Cancellation | Rating 7.3 2,922 reviews | |||
| PriceFrom $477 | Free Cancellation | Rating 8.0 4,278 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Islip to Puerto Rico?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Islip to Puerto Rico for you.
Can I find flights from Islip to Puerto Rico with flexible booking policies on momondo?
Flights from Islip to Puerto Rico with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Islip to Puerto Rico?
Once all potential Islip to Puerto Rico flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Islip to Puerto Rico right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Puerto Rico, momondo offers a useful price alert feature which will track prices for flights to Puerto Rico from Islip and alert you when they change.