Menu

Cheap flights from Islip (ISP) to Puerto Rico

Know your dates, get live prices in seconds:

From
To
Depart
–
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
Add another flight clear all

We work with more than 300 partners to bring you better travel deals

Home Caribbean Puerto Rico Cheap flights from Islip to Puerto Rico

How to find the cheapest flight from
Islip (ISP) to Puerto Rico

How far in advance should I book a flight from Islip to Puerto Rico?

To save on the cost of your flight from Islip to Puerto Rico, book at least 41 days before your planned departure. Booking around this time can save you about 11% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $380 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $415.

What is the cheapest month to fly from Islip to Puerto Rico?

Our data shows that September tends to be the cheapest month to fly to Puerto Rico from Islip. Users have commonly found prices around $380 for the month, but tickets can be as low as $194. Due to multiple factors, prepare for potentially higher prices in December.

Cheap flights from Islip to Puerto Rico in September, October 2020

The best prices found for ISP to Puerto Rico flights for September, October
21 Oct - 28 Oct
$210pp
ISP
Islip Long Island
Multiple Airlines
 
1 STOP
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Frontier
 
1 STOP
ISP
Islip Long Island
19 Oct - 24 Oct
$215pp
ISP
Islip Long Island
Multiple Airlines
 
1 STOP
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Multiple Airlines
 
1 STOP
ISP
Islip Long Island
18 Oct - 30 Oct
$218pp
ISP
Islip Long Island
Multiple Airlines
 
1 STOP
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Multiple Airlines
   
2 STOPS
ISP
Islip Long Island

Islip to Puerto Rico 2020 flight deals

Cheap flights to Puerto Rico from Islip found for this year
21 Oct - 28 Oct
$210pp
ISP
Islip Long Island
Multiple Airlines
 
1 STOP
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Frontier
 
1 STOP
ISP
Islip Long Island
19 Oct - 24 Oct
$215pp
ISP
Islip Long Island
Multiple Airlines
 
1 STOP
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Multiple Airlines
 
1 STOP
ISP
Islip Long Island
18 Oct - 30 Oct
$218pp
ISP
Islip Long Island
Multiple Airlines
 
1 STOP
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Multiple Airlines
   
2 STOPS
ISP
Islip Long Island

Last minute flights from Islip to Puerto Rico

Late deals on round-trip flights to Puerto Rico from Islip, departing today and this week
29 Sep - 8 Oct
$305pp
ISP
Islip Long Island
Multiple Airlines
 
1 STOP
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Multiple Airlines
 
1 STOP
ISP
Islip Long Island

One-way flights to Puerto Rico from Islip

The cheapest one-way flights from Islip to Puerto Rico
11:59 am - 5:54 am
Multiple Airlines
1 Stop
17h 55m
ISP - SJU
Multiple Airlines
$108
Kiwi.com
11:59 am - 5:54 am
Multiple Airlines
1 Stop
17h 55m
ISP - SJU
Multiple Airlines
$110
Kiwi.com
4:45 am - 5:57 am
Multiple Airlines
1 Stop
25h 12m
ISP - SJU
Multiple Airlines
$123
Kiwi.com

Related info for your journey

Useful info, stats and facts about Islip to Puerto Rico flights.

Flight FAQs

From Islip to Puerto Rico

Are flight prices decreasing from Islip to Puerto Rico 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 Puerto Rico 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.

Can I find flights from Islip to Puerto Rico for under $300 on Cheapflights?

Yes, there are multiple flights from Islip to Puerto Rico for under $300. The cheapest flight booked recently is on Multiple Airlines for just $210, but on average you can expect to pay $287.

Are there nonstop flights from Islip to Puerto Rico for under $200 on Cheapflights?

There are no nonstop flights from Islip to Puerto Rico, 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 Puerto Rico for under $400?

There are currently 1+ open flights from Islip to Puerto Rico within the next 7 days for less than $400.

What days are nonstop flights available from Islip to Puerto Rico?

Nonstop flights are available for this route on the following days: Sunday, Monday, Tuesday.

What are the most popular airlines that fly from Islip to Puerto Rico?

Consider American Airlines, JetBlue or Delta when booking your flight. These represent the most popular airlines when flying from Islip to Puerto Rico.

What are the cheapest Flights from Islip to Puerto Rico?

On average you can expect to pay $354 for a flight from Islip to Puerto Rico. The cheapest flight overall is $176 while the most popular route, (Islip Long Island - San Juan Luis Munoz Marin Intl) is currently priced at $214.

What are the cheapest airlines to fly from Islip to Puerto Rico one-way?

The cheapest airline one-way is Qatar Airways, with whom users have recently found tickets for as low as $200.

Related searches

Flights to Puerto Rico from Islip
Flights to Islip Flights to Puerto Rico Flights from Islip

Rent a Car

Car Rentals in Puerto Rico Car Rentals at Luis Munoz Marin Intl Car Rentals at Aeropuerto Rafael Hernandez (Borinquen) Car Rentals at Mercedita

Destination information for Puerto Rico

Things to know before you go. Useful info for your trip from Islip to Puerto Rico
Today's exchange rate
$1 = $1.00

Airports servicing Islip

Islip (ISP)

Airports servicing

Aguadilla (BQN)
Culebra (CPX)
Mayaguez (MAZ)
Ceiba J. Aponte de la Torre (NRR)
Ponce (PSE)
Vieques (VQS)

Popular flight searches

Check out other popular destinations found by fellow travelers
Home Caribbean Puerto Rico Cheap flights from Islip to Puerto Rico