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Cheap flights from Islip, New York to San Juan from $132

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Islip, New York to San Juan

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
6:33 pm - 2:50 amISP  Islip Long Island-SJU San Juan Luis Munoz Marin Intl
7h 17m1 stop Orlando
Frontier Logo
7:23 am - 5:31 pmSJU  San Juan Luis Munoz Marin Intl-ISP Islip Long Island
11h 08m1 stop Orlando
$259Frontier
Sat, Nov 7 - Sun, Nov 8
Frontier Logo
5:43 pm - 1:52 amISP  Islip Long Island-SJU San Juan Luis Munoz Marin Intl
8h 09m1 stop Orlando
Frontier Logo
2:57 am - 4:58 pmSJU  San Juan Luis Munoz Marin Intl-ISP Islip Long Island
14h 01m1 stop Orlando
$264Frontier
Sat, Sep 26 - Fri, Oct 2
Frontier Logo
6:48 pm - 4:45 pmISP  Islip Long Island-SJU San Juan Luis Munoz Marin Intl
21h 57m1 stop Tampa
Frontier Logo
6:42 pm - 4:58 pmSJU  San Juan Luis Munoz Marin Intl-ISP Islip Long Island
22h 16m1 stop Orlando
$264Frontier
Mon, Sep 21 - Fri, Sep 25
Frontier Logo
6:48 pm - 11:58 pmISP  Islip Long Island-SJU San Juan Luis Munoz Marin Intl
29h 10m1 stop Tampa
Frontier Logo
3:55 pm - 4:58 pmSJU  San Juan Luis Munoz Marin Intl-ISP Islip Long Island
25h 03m1 stop Orlando
$264Frontier
Thu, Sep 24 - Sun, Sep 27
Frontier Logo
6:25 pm - 1:53 amISP  Islip Long Island-SJU San Juan Luis Munoz Marin Intl
7h 28m1 stop Orlando
Frontier Logo
7:20 am - 5:30 pmSJU  San Juan Luis Munoz Marin Intl-ISP Islip Long Island
10h 10m1 stop Orlando
$302Frontier
Thu, Oct 15 - Sat, Oct 24
Frontier Logo
5:43 pm - 9:18 amISP  Islip Long Island-SJU San Juan Luis Munoz Marin Intl
15h 35m1 stop Orlando
Frontier Logo
6:42 pm - 5:30 pmSJU  San Juan Luis Munoz Marin Intl-ISP Islip Long Island
22h 48m1 stop Orlando
$302Frontier
Wed, Oct 7 - Wed, Oct 14
Frontier Logo
5:43 pm - 1:52 amISP  Islip Long Island-SJU San Juan Luis Munoz Marin Intl
8h 09m1 stop Orlando
Frontier Logo
7:00 am - 4:58 pmSJU  San Juan Luis Munoz Marin Intl-ISP Islip Long Island
9h 58m1 stop Orlando
$310Frontier
Fri, Sep 25 - Fri, Oct 2
Frontier Logo
6:48 pm - 11:58 pmISP  Islip Long Island-SJU San Juan Luis Munoz Marin Intl
29h 10m1 stop Tampa
Frontier Logo
3:55 pm - 4:58 pmSJU  San Juan Luis Munoz Marin Intl-ISP Islip Long Island
25h 03m1 stop Orlando
$316Frontier
Thu, Sep 24 - Sun, Sep 27
Southwest Logo
5:40 pm - 12:10 amISP  Islip Long Island-SJU San Juan Luis Munoz Marin Intl
6h 30m1 stop Baltimore/Washington
Southwest Logo
5:05 am - 1:10 pmSJU  San Juan Luis Munoz Marin Intl-ISP Islip Long Island
8h 05m1 stop Orlando
$362Southwest
Fri, Oct 23 - Tue, Oct 27
Southwest Logo
3:10 pm - 12:20 amISP  Islip Long Island-SJU San Juan Luis Munoz Marin Intl
9h 10m2 stops Baltimore/Washington Orlando
Southwest Logo
4:55 pm - 11:55 pmSJU  San Juan Luis Munoz Marin Intl-ISP Islip Long Island
7h 00m1 stop Orlando
$362Southwest
Thu, Oct 1 - Sun, Oct 4

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Frontier flights from Islip, New York to San Juan Luis Munoz Marin Intl Airport

Our best Frontier deals on Islip, New York to San Juan Luis Munoz Marin Intl Airport flight tickets
Frontier
Nov 7
ISP6:33 pmIslip Long Island
7h 17m
1 stop
SJU2:50 amSan Juan Luis Munoz Marin Intl
Nov 8
SJU7:23 amSan Juan Luis Munoz Marin Intl
11h 08m
1 stop
ISP5:31 pmIslip Long Island
$259
Frontier
Sep 21
ISP6:48 pmIslip Long Island
21h 57m
1 stop
SJU4:45 pmSan Juan Luis Munoz Marin Intl
Sep 25
SJU6:42 pmSan Juan Luis Munoz Marin Intl
22h 16m
1 stop
ISP4:58 pmIslip Long Island
$264
Frontier
Sep 15
ISP5:43 pmIslip Long Island
8h 09m
1 stop
SJU1:52 amSan Juan Luis Munoz Marin Intl
Sep 19
SJU7:00 amSan Juan Luis Munoz Marin Intl
9h 58m
1 stop
ISP4:58 pmIslip Long Island
$290

Southwest flights from Islip, New York to San Juan Luis Munoz Marin Intl Airport

Our best Southwest deals on Islip, New York to San Juan Luis Munoz Marin Intl Airport flight tickets
Southwest
Sep 21
ISP12:35 pmIslip Long Island
10h 35m
2 stops
SJU11:10 pmSan Juan Luis Munoz Marin Intl
Sep 25
SJU2:35 pmSan Juan Luis Munoz Marin Intl
7h 00m
1 stop
ISP9:35 pmIslip Long Island
$362
Southwest
Jan 11
ISP11:20 amIslip Long Island
9h 40m
2 stops
SJU10:00 pmSan Juan Luis Munoz Marin Intl
Jan 13
SJU12:15 pmSan Juan Luis Munoz Marin Intl
10h 15m
2 stops
ISP9:30 pmIslip Long Island
$382
Southwest
Sep 24
ISP12:35 pmIslip Long Island
9h 40m
2 stops
SJU10:15 pmSan Juan Luis Munoz Marin Intl
Sep 27
SJU5:30 amSan Juan Luis Munoz Marin Intl
10h 25m
1 stop
ISP3:55 pmIslip Long Island
$414

momondo Fare Finder

 
Use the filters below to find and compare flights from Islip, New York to San Juan Luis Munoz Marin Intl Airport that are best for you.

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Route

Depart

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Price

Cheapest round-trip

IslipSan Juan

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

ISPSJU

Islip Long Island

Sat 11/7

6:33 pm-2:50 am

1 stop7h 17m

San Juan Luis Munoz Marin Intl

Sun 11/8

7:23 am-5:31 pm

1 stop11h 08m

$259

IslipSan Juan

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

ISPSJU

Islip Long Island

Sat 9/26

5:43 pm-1:52 am

1 stop8h 09m

San Juan Luis Munoz Marin Intl

Fri 10/2

2:57 am-4:58 pm

1 stop14h 01m

$264

IslipSan Juan

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

ISPSJU

Islip Long Island

Mon 9/21

6:48 pm-4:45 pm

1 stop21h 57m

San Juan Luis Munoz Marin Intl

Fri 9/25

6:42 pm-4:58 pm

1 stop22h 16m

$264

IslipSan Juan

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

ISPSJU

Islip Long Island

Thu 9/24

6:48 pm-11:58 pm

1 stop29h 10m

San Juan Luis Munoz Marin Intl

Sun 9/27

3:55 pm-4:58 pm

1 stop25h 03m

$264

IslipSan Juan

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

ISPSJU

Islip Long Island

Thu 10/15

6:25 pm-1:53 am

1 stop7h 28m

San Juan Luis Munoz Marin Intl

Sat 10/24

7:20 am-5:30 pm

1 stop10h 10m

$302

IslipSan Juan

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

ISPSJU

Islip Long Island

Wed 10/7

5:43 pm-9:18 am

1 stop15h 35m

San Juan Luis Munoz Marin Intl

Wed 10/14

6:42 pm-5:30 pm

1 stop22h 48m

$302

IslipSan Juan

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

ISPSJU

Islip Long Island

Fri 9/25

5:43 pm-1:52 am

1 stop8h 09m

San Juan Luis Munoz Marin Intl

Fri 10/2

7:00 am-4:58 pm

1 stop9h 58m

$310

IslipSan Juan

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

ISPSJU

Islip Long Island

Thu 9/24

6:48 pm-11:58 pm

1 stop29h 10m

San Juan Luis Munoz Marin Intl

Sun 9/27

3:55 pm-4:58 pm

1 stop25h 03m

$316
Quickest round-trip

IslipSan Juan

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

ISPSJU

Islip Long Island

Fri 10/23

5:40 pm-12:10 am

1 stop6h 30m

San Juan Luis Munoz Marin Intl

Tue 10/27

5:05 am-1:10 pm

1 stop8h 05m

$362

IslipSan Juan

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

ISPSJU

Islip Long Island

Thu 10/1

3:10 pm-12:20 am

2 stops9h 10m

San Juan Luis Munoz Marin Intl

Sun 10/4

4:55 pm-11:55 pm

1 stop7h 00m

$362

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Islip, New York to San Juan Luis Munoz Marin Intl Airport

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 San Juan Luis Munoz Marin Intl Airport?

If you aren’t able to travel to San Juan Luis Munoz Marin Intl Airport during the month of July, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $216.

What is the cheapest day to depart on your flight to San Juan Luis Munoz Marin Intl Airport?

On average, the least expensive day to fly to San Juan Luis Munoz Marin Intl Airport from Islip, New York is on a Monday. momondo users have found tickets for Monday departures for as low as $347. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Thursday is the most expensive day to depart from Islip, New York because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $386.

What is the cheapest time of day to depart on your flight to San Juan Luis Munoz Marin Intl Airport?

The cheapest time of day to fly to San Juan Luis Munoz Marin Intl Airport is at noon when flights can be purchased for as low as $306. Flights in the morning are often more expensive with an average ticket price of $380.

When to book flights from Islip, New York to San Juan Luis Munoz Marin Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Islip, New York to San Juan Luis Munoz Marin Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Islip, New York to San Juan Luis Munoz Marin Intl Airport (ISP to SJU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Islip, New York to San Juan Luis Munoz Marin Intl Airport

Best Price Found

$132

Fastest flight time

6h 20m

Direct flights

None
The best one-way flight to San Juan Luis Munoz Marin Intl Airport from Islip, New York in the past 72 hours is $132. The best round-trip flight deal from Islip, New York to San Juan Luis Munoz Marin Intl Airport found on momondo in the last 72 hours is $259.
The fastest flight from Islip, New York to San Juan Luis Munoz Marin Intl Airport takes 6h 20m
There are no direct flights from Islip, New York to San Juan Luis Munoz Marin Intl Airport. There are no popular flight routes from Islip, New York to San Juan Luis Munoz Marin Intl Airport.
Search flight deals

Frequently asked questions about flying from Islip, New York to San Juan Luis Munoz Marin Intl Airport

  • How far is Islip Long Island to San Juan Luis Munoz Marin Intl by plane?

    The distance between Islip Long Island and San Juan Luis Munoz Marin Intl is about 1597.3 mi. Typically, this will take 6h 20m by plane in normal conditions.

  • When did momondo last update prices for flights from Islip Long Island Airport to San Juan Luis Munoz Marin Intl Airport?

    Prices for flights from Islip Long Island Airport to San Juan Luis Munoz Marin Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Islip Long Island Airport to San Juan Luis Munoz Marin Intl Airport?

  • How old do you have to be to fly from Islip Long Island Airport to San Juan Luis Munoz Marin Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Islip Long Island Airport to San Juan Luis Munoz Marin Intl Airport.

  • What documentation or ID do you need to fly to San Juan Luis Munoz Marin Intl Airport?

    The required travel and health documents for your San Juan Luis Munoz Marin Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Juan Luis Munoz Marin Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Islip, New York to San Juan Luis Munoz Marin Intl Airport?

Best airlines flying from Islip, New York to San Juan Luis Munoz Marin Intl Airport

Compare and see reviews for airlines that fly from Islip, New York to San Juan Luis Munoz Marin Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $367Free CancellationRating
8.0
4,198 reviews
Search Southwest flights

Traveling to a place near San Juan?

Book flights to San Juan if you plan to visit one of these locations
Carolina
Fajardo
Dorado
Luquillo
Rio Grande
Humacao
Caguas
Bayamón

Why use momondo?

Why should I use momondo to find a flight deal from Islip to San Juan?

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 San Juan for you.

Can I find flights from Islip to San Juan with flexible booking policies on momondo?

All flight searches from Islip to San Juan on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Islip to San Juan?

Once all potential Islip to San Juan 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 San Juan right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to San Juan from Islip. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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