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Cheap flights from San Jose, California to New York from $384

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from San Jose, California to New York departing on 9/16. 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 Jose, California to New York

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
10:30 pm - 9:40 am
SJC
-
ISP
8h 10m
1 stop
Southwest Logo
6:20 am - 1:15 pm
ISP
-
SJC
9h 55m
1 stop
$384Southwest
Wed, Sep 16 - Sun, Sep 20
Southwest Logo
8:15 pm - 9:40 am
SJC
-
ISP
10h 25m
2 stops
Southwest Logo
6:20 am - 1:15 pm
ISP
-
SJC
9h 55m
1 stop
$389Southwest
Wed, Sep 16 - Sun, Sep 20
Southwest Logo
8:15 pm - 9:40 am
SJC
-
ISP
10h 25m
2 stops
Southwest Logo
12:45 pm - 8:25 pm
ISP
-
SJC
10h 40m
2 stops
$394Southwest
Wed, Sep 16 - Sun, Sep 20
Southwest Logo
11:00 pm - 11:50 am
SJC
-
ISP
9h 50m
2 stops
Southwest Logo
6:05 am - 1:25 pm
ISP
-
SJC
10h 20m
1 stop
$795Southwest
Wed, Dec 23 - Sun, Dec 27
Southwest Logo
11:00 am - 11:50 pm
SJC
-
ISP
9h 50m
2 stops
Southwest Logo
6:05 am - 1:25 pm
ISP
-
SJC
10h 20m
1 stop
$835Southwest
Tue, Dec 22 - Sun, Dec 27
Southwest Logo
9:50 pm - 11:35 am
SJC
-
ISP
10h 45m
1 stop
Southwest Logo
6:05 am - 1:25 pm
ISP
-
SJC
10h 20m
1 stop
$867Southwest
Tue, Dec 22 - Sun, Dec 27
Southwest Logo
11:00 pm - 11:50 am
SJC
-
ISP
9h 50m
2 stops
Southwest Logo
12:10 pm - 10:30 pm
ISP
-
SJC
13h 20m
2 stops
$878Southwest
Wed, Dec 23 - Sun, Dec 27
Southwest Logo
11:00 am - 11:50 pm
SJC
-
ISP
9h 50m
2 stops
Southwest Logo
12:10 pm - 10:30 pm
ISP
-
SJC
13h 20m
2 stops
$919Southwest
Tue, Dec 22 - Sun, Dec 27

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Southwest flights from San Jose, California to Islip, New York

Our best Southwest deals on San Jose, California to Islip, New York flight tickets
Southwest
Sep 16
SJC10:30 pmSan Jose
8h 10m
1 stop
ISP9:40 amIslip Long Island
Sep 20
ISP6:20 amIslip Long Island
9h 55m
1 stop
SJC1:15 pmSan Jose
$384
Southwest
Sep 16
SJC8:15 pmSan Jose
10h 25m
2 stops
ISP9:40 amIslip Long Island
Sep 20
ISP6:20 amIslip Long Island
9h 55m
1 stop
SJC1:15 pmSan Jose
$389
Southwest
Sep 16
SJC8:15 pmSan Jose
10h 25m
2 stops
ISP9:40 amIslip Long Island
Sep 20
ISP12:45 pmIslip Long Island
10h 40m
2 stops
SJC8:25 pmSan Jose
$394

momondo Fare Finder

 
Customize your flight search to find flights from San Jose, California 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 9, 2026.
Use the filters below to find and compare flights from San Jose, California to Islip, New York that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

San JoseIslip

SJC - ISP

SJCISP

San Jose

Wed 9/16

10:30 pm-9:40 am

1 stop8h 10m

Islip Long Island

Sun 9/20

6:20 am-1:15 pm

1 stop9h 55m

$384

San JoseIslip

SJC - ISP

SJCISP

San Jose

Wed 9/16

8:15 pm-9:40 am

2 stops10h 25m

Islip Long Island

Sun 9/20

6:20 am-1:15 pm

1 stop9h 55m

$389

San JoseIslip

SJC - ISP

SJCISP

San Jose

Wed 9/16

8:15 pm-9:40 am

2 stops10h 25m

Islip Long Island

Sun 9/20

12:45 pm-8:25 pm

2 stops10h 40m

$394

San JoseIslip

SJC - ISP

SJCISP

San Jose

Wed 12/23

11:00 pm-11:50 am

2 stops9h 50m

Islip Long Island

Sun 12/27

6:05 am-1:25 pm

1 stop10h 20m

$795

San JoseIslip

SJC - ISP

SJCISP

San Jose

Tue 12/22

11:00 am-11:50 pm

2 stops9h 50m

Islip Long Island

Sun 12/27

6:05 am-1:25 pm

1 stop10h 20m

$835

San JoseIslip

SJC - ISP

SJCISP

San Jose

Tue 12/22

9:50 pm-11:35 am

1 stop10h 45m

Islip Long Island

Sun 12/27

6:05 am-1:25 pm

1 stop10h 20m

$867

San JoseIslip

SJC - ISP

SJCISP

San Jose

Wed 12/23

11:00 pm-11:50 am

2 stops9h 50m

Islip Long Island

Sun 12/27

12:10 pm-10:30 pm

2 stops13h 20m

$878

San JoseIslip

SJC - ISP

SJCISP

San Jose

Tue 12/22

11:00 am-11:50 pm

2 stops9h 50m

Islip Long Island

Sun 12/27

12:10 pm-10:30 pm

2 stops13h 20m

$919

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to New York from

How to get the cheapest flight ticket from San Jose, California 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 airlines fly to Islip, New York?

Alaska Airlines, United Airlines and JetBlue are the top three most popular airlines that fly to Islip, New York from San Jose, California according to our data. Alaska Airlines is the first choice among our users, with 30% of people opting to fly with this airline when traveling to Islip, New York. Keep in mind that there are 9 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 Jose, California to Islip, New York

Are you open to changing your travel dates? Check out the ideal times to fly from San Jose, California 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 Jose, California to Islip, New York (SJC to ISP) flight deals and tips

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

Fastest flight time

9h 50m

Direct flights

None
The fastest flight from San Jose, California to Islip, New York takes 9h 50m
There are no direct flights from San Jose, California to Islip, New York. There are no popular flight routes from San Jose, California to Islip, New York.
Search flight deals

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

  • How far is San Jose to Islip Long Island by plane?

    The distance between San Jose and Islip Long Island is about 2587.7 mi. A reasonable flight in good conditions will take 9h 50m.

  • When did momondo last update prices for flights from San Jose Airport to Islip Long Island Airport?

    Prices for flights from San Jose Airport to Islip Long Island Airport are updated daily.

  • How old do you have to be to fly from San Jose Airport to Islip Long Island Airport?

    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 San Jose Airport to Islip Long Island Airport.

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

    The required travel and health documents for your Islip Long Island 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 Islip Long Island Airport. We recommend that you seek guidance from your airline or a reliable 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 Jose to Islip?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Jose to Islip. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Islip from San Jose with this policy.

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

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

If you are simply researching potential flights to Islip, momondo offers a useful price alert feature which will track prices for flights to Islip from San Jose and alert you when they change.

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