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Cheap flights from San José to New York from $336

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San José to New York departing on 9/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from San José to New York

Cheap round-trip flights

Enter your travel dates to find the best prices.
JetBlue Logo
12:50 pm - 10:04 pm
SJO
-
ISP
8h 14m
1 stop
JetBlue Logo
6:00 am - 11:46 am
ISP
-
SJO
6h 46m
1 stop
$591JetBlue
Tue, Dec 8 - Tue, Dec 15
Multiple Airlines Logo
7:07 am - 9:53 am
SJO
-
ISP
24h 46m
1 stop
Multiple Airlines Logo
7:09 pm - 3:11 pm
ISP
-
SJO
22h 02m
1 stop
$658Multiple Airlines
Wed, Aug 26 - Fri, Aug 28
Multiple Airlines Logo
7:07 am - 9:53 am
SJO
-
ISP
24h 46m
1 stop
Multiple Airlines Logo
7:09 pm - 3:11 pm
ISP
-
SJO
22h 02m
1 stop
$750Multiple Airlines
Wed, Aug 26 - Fri, Aug 28
Multiple Airlines Logo
7:07 am - 9:53 am
SJO
-
ISP
24h 46m
1 stop
Multiple Airlines Logo
7:09 pm - 3:11 pm
ISP
-
SJO
22h 02m
1 stop
$760Multiple Airlines
Wed, Aug 26 - Fri, Aug 28
Southwest Logo
9:00 am - 9:05 pm
SJO
-
ISP
10h 05m
2 stops
Southwest Logo
6:10 am - 12:45 pm
ISP
-
SJO
8h 35m
2 stops
$763Southwest
Wed, Aug 26 - Fri, Aug 28
JetBlue Logo
1:05 pm - 11:22 pm
SJO
-
ISP
8h 17m
1 stop
JetBlue Logo
7:00 am - 11:56 am
ISP
-
SJO
6h 56m
1 stop
$778JetBlue
Thu, Sep 24 - Sun, Sep 27
JetBlue Logo
1:05 pm - 11:22 pm
SJO
-
ISP
8h 17m
1 stop
JetBlue Logo
7:00 am - 11:56 am
ISP
-
SJO
6h 56m
1 stop
$783JetBlue
Thu, Sep 24 - Sun, Sep 27
JetBlue Logo
1:05 pm - 11:22 pm
SJO
-
ISP
8h 17m
1 stop
JetBlue Logo
7:00 am - 11:56 am
ISP
-
SJO
6h 56m
1 stop
$803JetBlue
Thu, Sep 24 - Sun, Sep 27
Southwest Logo
9:00 am - 9:05 pm
SJO
-
ISP
10h 05m
2 stops
Southwest Logo
6:10 am - 6:40 pm
ISP
-
SJO
14h 30m
2 stops
$805Southwest
Wed, Aug 26 - Fri, Aug 28
JetBlue Logo
1:05 pm - 11:22 pm
SJO
-
ISP
8h 17m
1 stop
JetBlue Logo
7:00 am - 11:56 am
ISP
-
SJO
6h 56m
1 stop
$809JetBlue
Thu, Sep 24 - Sun, Sep 27

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JetBlue flights from San José to Islip, New York

Our best JetBlue deals on San José to Islip, New York flight tickets
JetBlue
Dec 8
SJO12:50 pmSan José Juan Santamaria Intl
8h 14m
1 stop
ISP10:04 pmIslip Long Island
Dec 15
ISP6:00 amIslip Long Island
6h 46m
1 stop
SJO11:46 amSan José Juan Santamaria Intl
$591
JetBlue
Sep 24
SJO1:05 pmSan José Juan Santamaria Intl
8h 17m
1 stop
ISP11:22 pmIslip Long Island
Sep 27
ISP7:00 amIslip Long Island
6h 56m
1 stop
SJO11:56 amSan José Juan Santamaria Intl
$783
JetBlue
Sep 24
SJO1:05 pmSan José Juan Santamaria Intl
8h 17m
1 stop
ISP11:22 pmIslip Long Island
Sep 27
ISP7:00 amIslip Long Island
6h 56m
1 stop
SJO11:56 amSan José Juan Santamaria Intl
$803

Southwest flights from San José to Islip, New York

Our best Southwest deals on San José to Islip, New York flight tickets
Southwest
Aug 26
SJO9:00 amSan José Juan Santamaria Intl
10h 05m
2 stops
ISP9:05 pmIslip Long Island
Aug 28
ISP6:10 amIslip Long Island
8h 35m
2 stops
SJO12:45 pmSan José Juan Santamaria Intl
$763
Southwest
Aug 26
SJO9:00 amSan José Juan Santamaria Intl
10h 05m
2 stops
ISP9:05 pmIslip Long Island
Aug 28
ISP6:10 amIslip Long Island
14h 30m
2 stops
SJO6:40 pmSan José Juan Santamaria Intl
$805
Southwest
Aug 26
SJO9:00 amSan José Juan Santamaria Intl
10h 05m
2 stops
ISP9:05 pmIslip Long Island
Aug 28
ISP6:45 amIslip Long Island
8h 00m
1 stop
SJO12:45 pmSan José Juan Santamaria Intl
$813

momondo Fare Finder

 
Customize your flight search to find flights from San José to Islip, New York that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated July 28, 2026.
Use the filters below to find and compare flights from San José to Islip, New York that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

San JoséIslip

SJO - ISP

SJOISP

San José Juan Santamaria Intl

Tue 12/8

12:50 pm-10:04 pm

1 stop8h 14m

Islip Long Island

Tue 12/15

6:00 am-11:46 am

1 stop6h 46m

$591

San JoséIslip

SJO - ISP

SJOISP

San José Juan Santamaria Intl

Wed 8/26

7:07 am-9:53 am

1 stop24h 46m

Islip Long Island

Fri 8/28

7:09 pm-3:11 pm

1 stop22h 02m

$658

San JoséIslip

SJO - ISP

SJOISP

San José Juan Santamaria Intl

Wed 8/26

7:07 am-9:53 am

1 stop24h 46m

Islip Long Island

Fri 8/28

7:09 pm-3:11 pm

1 stop22h 02m

$750

San JoséIslip

SJO - ISP

SJOISP

San José Juan Santamaria Intl

Wed 8/26

7:07 am-9:53 am

1 stop24h 46m

Islip Long Island

Fri 8/28

7:09 pm-3:11 pm

1 stop22h 02m

$760

San JoséIslip

SJO - ISP

SJOISP

San José Juan Santamaria Intl

Wed 8/26

9:00 am-9:05 pm

2 stops10h 05m

Islip Long Island

Fri 8/28

6:10 am-12:45 pm

2 stops8h 35m

$763

San JoséIslip

SJO - ISP

SJOISP

San José Juan Santamaria Intl

Thu 9/24

1:05 pm-11:22 pm

1 stop8h 17m

Islip Long Island

Sun 9/27

7:00 am-11:56 am

1 stop6h 56m

$778

San JoséIslip

SJO - ISP

SJOISP

San José Juan Santamaria Intl

Thu 9/24

1:05 pm-11:22 pm

1 stop8h 17m

Islip Long Island

Sun 9/27

7:00 am-11:56 am

1 stop6h 56m

$783

San JoséIslip

SJO - ISP

SJOISP

San José Juan Santamaria Intl

Thu 9/24

1:05 pm-11:22 pm

1 stop8h 17m

Islip Long Island

Sun 9/27

7:00 am-11:56 am

1 stop6h 56m

$803

San JoséIslip

SJO - ISP

SJOISP

San José Juan Santamaria Intl

Wed 8/26

9:00 am-9:05 pm

2 stops10h 05m

Islip Long Island

Fri 8/28

6:10 am-6:40 pm

2 stops14h 30m

$805

San JoséIslip

SJO - ISP

SJOISP

San José Juan Santamaria Intl

Thu 9/24

1:05 pm-11:22 pm

1 stop8h 17m

Islip Long Island

Sun 9/27

7:00 am-11:56 am

1 stop6h 56m

$809

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to New York from

How to get the cheapest flight ticket from San José to Islip, New York

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 airline that flies from San José Juan Santamaria Intl to Islip Long Island?

Southwest is the most popular carrier operating from San José Juan Santamaria Intl to Islip Long Island

What airlines fly to Islip, New York?

United Airlines, JetBlue and Avianca are the top three most popular airlines that fly to Islip, New York from San José according to our data. United Airlines is the first choice among our users, with 55% of people opting to fly with this airline when traveling to Islip, New York. Keep in mind that there are 8 different airlines that fly to Islip, New York on a routine basis, so you have a few additional options to choose from.

When to book flights from San José to Islip, New York

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

Cheap San José to Islip, New York (SJO to ISP) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San José to Islip, New York

Fastest flight time

8h 14m

Direct flights

None
The fastest flight from San José to Islip, New York takes 8h 14m
There are no direct flights from San José to Islip, New York. There are no popular flight routes from San José to Islip, New York.
Search flight deals

Frequently asked questions about flying from San José to Islip, New York

  • How far is San José Juan Santamaria Intl to Islip Long Island by plane?

    The straight-line distance from San José Juan Santamaria Intl to Islip Long Island is 2228.0 mi. By plane, this route typically takes 8h 14m.

  • When did momondo last update prices for flights from San José Juan Santamaria Intl Airport to Islip Long Island Airport?

    Prices for flights from San José Juan Santamaria Intl Airport to Islip Long Island Airport refresh daily.

  • How old do you have to be to fly from San José Juan Santamaria Intl Airport to Islip Long Island 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 San José Juan Santamaria Intl Airport to Islip Long Island Airport.

  • What documentation or ID do you need to fly to Islip Long Island Airport?

    The travel and health documents you'll need for your trip to Islip Long Island Airport 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 Islip Long Island Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near New York?

Book flights to New York if you plan to visit one of these locations
Montauk
Riverhead
Southampton
Sag Harbor
Amagansett

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San José to Islip. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Islip from San José on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for San José to Islip flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from San José to Islip right now. Can momondo alert me if prices change?

Yes. momondo can track prices for San José to Islip flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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