How much is a ticket from Islip to San Juan?

Depending on when you travel and how far in advance you book, fares between Islip and San Juan can differ a lot.

Choose a date to explore the best fares now.

If you’re flexible with timing, consider overnight flights — they often cost less and are less crowded. Exploring multiple date and time combinations can help you find the cheapest solution.

Which airports are most convenient between Islip and San Juan?

Whether it’s cost or connection time, the right airport combination can make a difference.

• Airports in Islip: Only Islip - Long Island MacArthur is currently active.
• Airports in San Juan: Isla Grande is also worth considering.

In some cases, flying into a secondary airport can also reduce transfer costs. Connections from multiple airports give you more flight options and airlines.

Flight filters for the route Islip – San Juan

Customize your search on Jetcost to focus only on flights that suit your needs. Whether you want a direct connection, specific airline, or shorter layover, filters help you find it faster.

Other popular destinations

Flights to Puerto Rico are often searched alongside: Aguadilla, Culebra Airport, Ponce, San Juan, Vieques Airport.

The cheapest flights might leave at odd hours or arrive at less central airports — keep that in mind. If you travel often, you can always select your trusted airlines from the available options.