Find Cheap Flights from San Juan to Islip (SJU - ISP)

Flights overview

Useful information for finding cheap flights from San Juan to Islip and booking your next trip

Cheapest round-trip flights	$276	Frontier 1 stop 25 hr Thu, Jul 9 — Wed, Jul 15	The cheapest round-trip flight from San Juan to Islip is currently $276
Cheapest one-way flight	$118	Frontier 1 stop 16 hr Tue, Jul 14	The cheapest one-way flight from San Juan to Islip is currently $118
Last-minute weekend getaway	$536	Frontier 1 stop 26 hr Sat, May 9 — Mon, May 11	The cheapest last-minute weekend getaway from San Juan to Islip is currently $536
Cheapest business class flights	$544	Frontier 1 stop 7 hr Mon, Jul 13 — Mon, Jul 20	The cheapest business class round-trip flight from San Juan to Islip is currently $544

Fastest flight	6 hr	The fastest flight with stops from San Juan to Islip takes 6 hr
Nonstop flights	None	There are no direct flights on this route.

When is the cheapest time to fly?

The cheapest month to fly from San Juan to Islip is typically May. The most expensive month to fly is typically March.

May Cheapest	Typical prices: $200–440
March Most expensive	Typical prices: $390–710

Popular airlines from San Juan to Islip

Southwest

from $556

Typical price: $495–720

657 weekly connecting flights

SJU - ISP Every day
JetBlue

from $529

Typical price: $500–960

102 weekly connecting flights

SJU - ISP Every day
Frontier

from $276

Typical price: $250–620

51 weekly connecting flights

SJU - ISP Every day
Avelo

4 weekly connecting flights

SJU - ISP Every Wed, Sat

Popular airports near San Juan

Luis Munoz Marin International Airport (SJU)

San Juan Puerto Rico 15 min 4 mi
Antonio Rivera Rodríguez Airport (VQS)

Vieques Puerto Rico 2 hr 35 min 42 mi
Benjamín Rivera Noriega Airport (CPX)

Culebra Puerto Rico 3 hr 3 min 50 mi
Aeropuerto Internacional Rafael Hernández (BQN)

Aguadilla Puerto Rico 1 hr 50 min 70 mi

Popular airports near Islip

John F. Kennedy International Airport (JFK)

New York United States 46 min 30 mi
Long Island MacArthur Airport (ISP)

Islip United States 16 min 7 mi
LaGuardia Airport (LGA)

New York United States 56 min 34 mi
Newark Liberty International Airport (EWR)

Newark United States 1 hr 29 min 50 mi

Frequently asked questions about flying from San Juan to Islip

The cheapest flights from San Juan to Islip are usually in May. Typical ticket prices in May range from $200 to $440.

The cheapest round-trip flight from San Juan to Islip recently found on Google Flights was with Frontier from $276. The cheapest one-way flight was with Frontier from $118.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest Southwest flight from San Juan to Islip is $556, flying from Jun 25 to Jul 1.
The cheapest JetBlue flight from San Juan to Islip is $529, flying from Jun 14 to Jun 21.
The cheapest Frontier flight from San Juan to Islip is $276, flying from Jul 9 to Jul 15.

The cheapest round-trip flight from San Juan to Islip starts at $276 from Thu, Jul 9 to Wed, Jul 15. The cheapest one-way flight starts at $118 and departs on Tue, Jul 14.

6 hr is the shortest flight time from San Juan to Islip.

It's easy to use Google Flights to find the cheapest days to fly from San Juan to Islip.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.

What counts as the best airline for your flights from San Juan to Islip really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from San Juan to Islip.

In terms of flights, Southwest is the most popular. Southwest offers 657 connecting flights per week. Southwest flies from Luis Munoz Marin International Airport (SJU) to Long Island MacArthur Airport (ISP) .

Other popular airlines flying from San Juan to Islip are:

JetBlue offers 102 connecting flights per week. JetBlue flies from Luis Munoz Marin International Airport (SJU) to Long Island MacArthur Airport (ISP) .
Frontier offers 51 connecting flights per week. Frontier flies from Luis Munoz Marin International Airport (SJU) to Long Island MacArthur Airport (ISP) .
Avelo offers 4 connecting flights per week. Avelo flies from Luis Munoz Marin International Airport (SJU) to Long Island MacArthur Airport (ISP) .

The number of connecting flights refers to distinct flights with at least one stop between San Juan and Islip.

The cheapest round-trip flight from San Juan to Islip recently found on Google Flights was with Frontier from $276. The cheapest one-way flight was with Frontier from $118.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest Southwest flight from San Juan to Islip is $556, flying from Jun 25 to Jul 1.
The cheapest JetBlue flight from San Juan to Islip is $529, flying from Jun 14 to Jun 21.
The cheapest Frontier flight from San Juan to Islip is $276, flying from Jul 9 to Jul 15.

No airline flies direct from San Juan to Islip.

There are 657 Southwest connecting flights from San Juan to Islip per week. Flights are available every day.
There are 102 JetBlue connecting flights from San Juan to Islip per week. Flights are available every day.
There are 51 Frontier connecting flights from San Juan to Islip per week. Flights are available every day.
There are 4 Avelo connecting flights from San Juan to Islip per week. Flights are available on Wednesday and Saturday.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

The cheapest last-minute deal between San Juan and Islip at price $536 is offered by Frontier from Sat, May 9 to Mon, May 11.

No airline flies direct from San Juan to Islip.

There are 657 Southwest connecting flights from San Juan to Islip per week. Flights are available every day.
There are 102 JetBlue connecting flights from San Juan to Islip per week. Flights are available every day.
There are 51 Frontier connecting flights from San Juan to Islip per week. Flights are available every day.
There are 4 Avelo connecting flights from San Juan to Islip per week. Flights are available on Wednesday and Saturday.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

There are no direct flights from San Juan to Islip.

It's easy to find nonstop flights with Google Flights! Once you've searched for flights from San Juan to Islip, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.

The cheapest business class round-trip flights between San Juan and Islip start at $544 from Mon, Jul 13 to Mon, Jul 20 with Frontier.

The cheapest economy class round-trip flights between San Juan and Islip start at $276 from Thu, Jul 9 to Wed, Jul 15.

To book business class trips from San Juan to Islip, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.

The best last-minute getaway deal for the next weekend between San Juan and Islip starts at $536 from Sat, May 9 to Mon, May 11 with Frontier.

The cheapest last-minute deal between San Juan and Islip at price $536 is offered by Frontier from Sat, May 9 to Mon, May 11.

To find last-minute flight deals from San Juan to Islip, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.