Cheap flights from Islip (ISP) to San Juan (SJU)

Flight FAQs

From Islip to San Juan

Are flight prices decreasing from Islip to San Juan due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Islip and San Juan for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Islip Long Island to San Juan to control the spread of COVID-19?

Delta is one of the many airlines that have implemented additional safety measures to control the spread of COVID-19. New policies for travelers booking flights from Islip Long Island to San Juan include masks being provided and required on board, daily cleaning and sanitization, use of HEPA filters, pre-flight testing for antibodies and symptoms, and socially distanced seating (for a limited time). Keep in mind that policies will vary by airline.

Which airlines flying from Islip Long Island to San Juan have flexible cancellations due to COVID-19?

Frontier, American Airlines, and JetBlue are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Islip to San Juan for under $200 on Cheapflights?

Yes, there are multiple flights from Islip to San Juan for under $200. The cheapest flight booked recently is on Frontier for just $116, but on average you can expect to pay $206.

Are there nonstop flights from Islip to San Juan for under $100 on Cheapflights?

There are no nonstop flights from Islip to San Juan, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from Islip to San Juan for under $400?

There are currently 12+ open flights from Islip to San Juan within the next 7 days for less than $400.

Is Islip weather warmer or cooler than San Juan?

With an average temperature of 90 °F, peak weather can be found in June. As a traveler, expect to see changes in flight prices during that period. The temperatures in San Juan are hotter than in Islip.

How long is the flight from Islip to San Juan?

American Airlines and Frontier can get you from Islip to San Juan in just under 6h 35m. Your travel time can differ by up to 1h. This flight may include one or multiple stops.

What are the cheapest airlines flying from Islip to San Juan round-trip?

Frontier, at $116, was found to be the cheapest airline from Islip to San Juan. An alternate airline flying to your destination would be American Airlines. Frontier is currently priced 73% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Islip to San Juan one-way?

For one-way options, check prices for Frontier. According to our data, you can fly for as low as $182. Users have also found tickets on American Airlines for as little as $186.