Latest deals
Insights
FAQs
Price Alerts

Cheap flights from Islip, New York to Puerto Rico from $162

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Islip, New York to Puerto Rico

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
11:59 am - 9:55 amISP  Islip Long Island-SJU San Juan Luis Munoz Marin Intl
20h 56m1 stop Orlando
Frontier Logo
3:55 am - 11:04 amSJU  San Juan Luis Munoz Marin Intl-ISP Islip Long Island
8h 09m1 stop Orlando
$354Frontier
Mon, Jan 25 - Sun, Jan 31
Frontier Logo
6:33 pm - 9:59 amISP  Islip Long Island-SJU San Juan Luis Munoz Marin Intl
14h 26m1 stop Orlando
Frontier Logo
10:21 pm - 3:45 pmSJU  San Juan Luis Munoz Marin Intl-ISP Islip Long Island
18h 24m1 stop Orlando
$360Frontier
Thu, Nov 19 - Mon, Nov 23
Frontier Logo
4:40 pm - 11:18 pmISP  Islip Long Island-SJU San Juan Luis Munoz Marin Intl
29h 38m1 stop Orlando
Frontier Logo
3:55 am - 3:45 pmSJU  San Juan Luis Munoz Marin Intl-ISP Islip Long Island
12h 50m1 stop Orlando
$368Frontier
Sun, Nov 22 - Tue, Nov 24
Frontier Logo
6:33 pm - 10:15 amISP  Islip Long Island-SJU San Juan Luis Munoz Marin Intl
14h 42m1 stop Orlando
Frontier Logo
11:00 am - 11:04 amSJU  San Juan Luis Munoz Marin Intl-ISP Islip Long Island
25h 04m1 stop Orlando
$370Frontier
Thu, Nov 12 - Thu, Jan 14
Frontier Logo
4:40 pm - 9:59 amISP  Islip Long Island-SJU San Juan Luis Munoz Marin Intl
16h 19m1 stop Orlando
Frontier Logo
10:21 pm - 3:45 pmSJU  San Juan Luis Munoz Marin Intl-ISP Islip Long Island
18h 24m1 stop Orlando
$380Frontier
Mon, Nov 23 - Thu, Nov 26
Frontier Logo
6:33 pm - 10:52 amISP  Islip Long Island-BQN Aguadilla Borinquen
15h 19m1 stop Orlando
Frontier Logo
3:47 am - 3:45 pmBQN  Aguadilla Borinquen-ISP Islip Long Island
12h 58m1 stop Orlando
$385Frontier
Sat, Nov 14 - Mon, Nov 23
Frontier Logo
11:59 am - 9:48 pmISP  Islip Long Island-SJU San Juan Luis Munoz Marin Intl
8h 49m1 stop Orlando
Frontier Logo
7:19 am - 11:04 amSJU  San Juan Luis Munoz Marin Intl-ISP Islip Long Island
28h 45m1 stop Orlando
$386Frontier
Tue, Feb 23 - Sat, Feb 27
Frontier Logo
6:33 pm - 9:59 amISP  Islip Long Island-SJU San Juan Luis Munoz Marin Intl
14h 26m1 stop Orlando
Frontier Logo
3:55 am - 3:45 pmSJU  San Juan Luis Munoz Marin Intl-ISP Islip Long Island
12h 50m1 stop Orlando
$390Frontier
Thu, Nov 19 - Sun, Nov 22
Frontier Logo
4:43 pm - 9:59 amISP  Islip Long Island-SJU San Juan Luis Munoz Marin Intl
16h 16m1 stop Orlando
Frontier Logo
3:55 am - 3:45 pmSJU  San Juan Luis Munoz Marin Intl-ISP Islip Long Island
12h 50m1 stop Orlando
$396Frontier
Sat, Nov 21 - Tue, Nov 24
Frontier Logo
6:33 pm - 9:59 amISP  Islip Long Island-SJU San Juan Luis Munoz Marin Intl
14h 26m1 stop Orlando
Frontier Logo
3:55 am - 3:45 pmSJU  San Juan Luis Munoz Marin Intl-ISP Islip Long Island
12h 50m1 stop Orlando
$400Frontier
Thu, Nov 19 - Mon, Nov 23

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Southwest flights from Islip, New York to Puerto Rico

Our best Southwest deals on Islip, New York to Puerto Rico flight tickets
Southwest
Feb 2
ISP12:30 pmIslip Long Island
10h 00m
1 stop
SJU11:30 pmSan Juan Luis Munoz Marin Intl
Feb 9
SJU5:35 amSan Juan Luis Munoz Marin Intl
10h 00m
1 stop
ISP2:35 pmIslip Long Island
$442
Southwest
Mar 3
ISP9:40 amIslip Long Island
8h 05m
1 stop
SJU6:45 pmSan Juan Luis Munoz Marin Intl
Mar 10
SJU4:45 pmSan Juan Luis Munoz Marin Intl
7h 25m
1 stop
ISP11:10 pmIslip Long Island
$454
Southwest
Dec 7
ISP12:30 pmIslip Long Island
8h 55m
2 stops
SJU10:25 pmSan Juan Luis Munoz Marin Intl
Dec 11
SJU6:35 amSan Juan Luis Munoz Marin Intl
11h 30m
1 stop
ISP5:05 pmIslip Long Island
$462

JetBlue flights from Islip, New York to Puerto Rico

Our best JetBlue deals on Islip, New York to Puerto Rico flight tickets
JetBlue
Jan 1
ISP6:00 amIslip Long Island
9h 10m
1 stop
SJU4:10 pmSan Juan Luis Munoz Marin Intl
Jan 11
SJU5:01 amSan Juan Luis Munoz Marin Intl
8h 45m
1 stop
ISP12:46 pmIslip Long Island
$444
JetBlue
Jan 2
ISP6:35 pmIslip Long Island
6h 46m
1 stop
SJU2:21 amSan Juan Luis Munoz Marin Intl
Jan 11
SJU5:01 amSan Juan Luis Munoz Marin Intl
8h 45m
1 stop
ISP12:46 pmIslip Long Island
$451
JetBlue
Nov 9
ISP6:00 amIslip Long Island
27h 00m
1 stop
SJU10:00 amSan Juan Luis Munoz Marin Intl
Nov 13
SJU8:58 amSan Juan Luis Munoz Marin Intl
13h 39m
1 stop
ISP9:37 pmIslip Long Island
$587

momondo Fare Finder

 
Use the filters below to find and compare flights from Islip, New York to Puerto Rico that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IslipSan Juan

ISP Islip Long Island - SJU San Juan Luis Munoz Marin Intl

ISPSJU

Islip Long Island

Mon 1/25

11:59 am-9:55 am

1 stop20h 56m

San Juan Luis Munoz Marin Intl

Sun 1/31

3:55 am-11:04 am

1 stop8h 09m

$354

IslipSan Juan

ISP Islip Long Island - SJU San Juan Luis Munoz Marin Intl

ISPSJU

Islip Long Island

Thu 11/19

6:33 pm-9:59 am

1 stop14h 26m

San Juan Luis Munoz Marin Intl

Mon 11/23

10:21 pm-3:45 pm

1 stop18h 24m

$360

IslipSan Juan

ISP Islip Long Island - SJU San Juan Luis Munoz Marin Intl

ISPSJU

Islip Long Island

Sun 11/22

4:40 pm-11:18 pm

1 stop29h 38m

San Juan Luis Munoz Marin Intl

Tue 11/24

3:55 am-3:45 pm

1 stop12h 50m

$368

IslipSan Juan

ISP Islip Long Island - SJU San Juan Luis Munoz Marin Intl

ISPSJU

Islip Long Island

Thu 11/12

6:33 pm-10:15 am

1 stop14h 42m

San Juan Luis Munoz Marin Intl

Thu 1/14

11:00 am-11:04 am

1 stop25h 04m

$370

IslipSan Juan

ISP Islip Long Island - SJU San Juan Luis Munoz Marin Intl

ISPSJU

Islip Long Island

Mon 11/23

4:40 pm-9:59 am

1 stop16h 19m

San Juan Luis Munoz Marin Intl

Thu 11/26

10:21 pm-3:45 pm

1 stop18h 24m

$380

IslipAguadilla

ISP Islip Long Island - BQN Aguadilla Borinquen

ISPBQN

Islip Long Island

Sat 11/14

6:33 pm-10:52 am

1 stop15h 19m

Aguadilla Borinquen

Mon 11/23

3:47 am-3:45 pm

1 stop12h 58m

$385

IslipSan Juan

ISP Islip Long Island - SJU San Juan Luis Munoz Marin Intl

ISPSJU

Islip Long Island

Tue 2/23

11:59 am-9:48 pm

1 stop8h 49m

San Juan Luis Munoz Marin Intl

Sat 2/27

7:19 am-11:04 am

1 stop28h 45m

$386
Quickest round-trip

IslipSan Juan

ISP Islip Long Island - SJU San Juan Luis Munoz Marin Intl

ISPSJU

Islip Long Island

Thu 11/19

6:33 pm-9:59 am

1 stop14h 26m

San Juan Luis Munoz Marin Intl

Sun 11/22

3:55 am-3:45 pm

1 stop12h 50m

$390

IslipSan Juan

ISP Islip Long Island - SJU San Juan Luis Munoz Marin Intl

ISPSJU

Islip Long Island

Sat 11/21

4:43 pm-9:59 am

1 stop16h 16m

San Juan Luis Munoz Marin Intl

Tue 11/24

3:55 am-3:45 pm

1 stop12h 50m

$396

IslipSan Juan

ISP Islip Long Island - SJU San Juan Luis Munoz Marin Intl

ISPSJU

Islip Long Island

Thu 11/19

6:33 pm-9:59 am

1 stop14h 26m

San Juan Luis Munoz Marin Intl

Mon 11/23

3:55 am-3:45 pm

1 stop12h 50m

$400

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Puerto Rico from

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 December, then you should wait until July to fly from Islip, New York, when ticket prices are also cheap, with an average price of $0.

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

Best Price Found

$162

Fastest flight time

6h 55m

Direct flights

None
The best one-way flight to Puerto Rico from Islip, New York in the past 72 hours is $162. The best round-trip flight deal from Islip, New York to Puerto Rico found on momondo in the last 72 hours is $354.
The fastest flight from Islip, New York to Puerto Rico takes 6h 55m
There are no direct flights from Islip, New York to Puerto Rico. There are no popular flight routes from Islip, New York to Puerto Rico.
Search flight deals

Frequently asked questions about flying 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 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.

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.

An easier way to manage your Puerto Rico trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 11/28
Sat 12/5
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Puerto Rico

Popular cities in Puerto Rico

Flights to San Juanfrom $118
Flights to Aguadillafrom $198
Flights to Poncefrom $224
Flights to Viequesfrom $577
Flights to Culebrafrom $394
Flights to Mayagüezfrom $298