What is the cheapest airline that flies from California to Islip Long Island?

Frontier, Southwest, and Breeze Airways are the most popular carriers operating from California to Islip Long Island

How long does it take to fly to Islip, New York?

The flight from California to Islip, New York depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from San Diego (a popular airport in California) to New York John F Kennedy Intl Airport (the most popular airport in Islip, New York), then the flight time is 5h 12m on average. If you fly from Los Angeles (another popular airport in California) to New York John F Kennedy Intl Airport, then the average flight time is 5h 13m.

What airlines fly to Islip, New York?

JetBlue, United Airlines and Alaska Airlines are the top three most popular airlines that fly to Islip, New York from California according to our data. JetBlue is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Islip, New York. Keep in mind that there are 10 different airlines that fly to Islip, New York on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from California to Islip Long Island Airport?

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

How many operators does momondo search for flights from California to Islip Long Island Airport?

As of May 2026, there is 1 operator available to choose from for flights from California to Islip Long Island Airport.

How old do you have to be to fly from California to Islip Long Island Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from California 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.

$105 Cheap Flights from California to Islip, New York in 2026

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Find the cheapest flights from California to New York

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:25 pm - 5:58 pm

LAS

ISP

16h 33m

1 stop

11:00 am - 8:47 pm

ISP

LAS

12h 47m

1 stop

$220Frontier

Thu, May 28 - Sun, May 31

8:17 pm - 10:05 am

LAS

ISP

10h 48m

1 stop

11:00 am - 8:47 pm

ISP

LAS

12h 47m

1 stop

$235Frontier

Wed, May 27 - Sun, May 31

11:03 pm - 10:03 am

LAX

ISP

32h 00m

1 stop

10:48 am - 6:27 pm

ISP

LAX

10h 39m

1 stop

$250Frontier

Thu, Aug 20 - Mon, Aug 24

8:00 am - 10:05 am

LAS

ISP

23h 05m

1 stop

11:00 am - 11:14 am

ISP

LAS

27h 14m

1 stop

$250Frontier

Thu, Jun 4 - Sun, Jun 7

8:00 am - 10:05 am

LAS

ISP

23h 05m

1 stop

5:27 pm - 8:03 pm

ISP

LAS

29h 36m

2 stops

$334Multiple Airlines

Fri, May 15 - Tue, May 19

12:09 pm - 1:28 pm

SAN

ISP

22h 19m

1 stop

11:57 am - 11:24 am

ISP

SAN

26h 27m

1 stop

$392Breeze Airways

Thu, May 28 - Sat, May 30

11:15 pm - 4:35 pm

LAX

ISP

14h 20m

1 stop

4:10 pm - 9:20 pm

ISP

LAX

8h 10m

1 stop

$396Southwest

Mon, Jun 1 - Wed, Jun 3

10:40 pm - 11:50 am

SFO

ISP

10h 10m

2 stops

4:30 pm - 11:20 pm

ISP

SFO

9h 50m

1 stop

$396Southwest

Wed, May 27 - Mon, Jun 1

12:09 pm - 10:05 am

SAN

ISP

42h 56m

2 stops

2:28 pm - 12:09 pm

ISP

SAN

24h 41m

1 stop

$416Multiple Airlines

Thu, May 14 - Mon, May 18

1:04 pm - 4:47 pm

SNA

ISP

24h 43m

1 stop

8:43 pm - 12:25 pm

ISP

SNA

42h 42m

2 stops

$935Breeze Airways

Mon, Jul 27 - Mon, Aug 3

Southwest flights from California to Islip, New York

Our best Southwest deals on California to Islip, New York flight tickets

Southwest

Jun 1

LAX11:15 pmLos Angeles Los Angeles

14h 20m

1 stop

ISP4:35 pmIslip Long Island

Jun 3

ISP4:10 pmIslip Long Island

8h 10m

1 stop

LAX9:20 pmLos Angeles Los Angeles

$396

Southwest

May 27

SFO9:15 pmSan Francisco

11h 35m

1 stop

ISP11:50 amIslip Long Island

Jun 1

ISP4:30 pmIslip Long Island

9h 50m

1 stop

SFO11:20 pmSan Francisco

$404

Southwest

Jun 2

LAS10:15 pmLas Vegas Harry Reid Intl

12h 35m

1 stop

ISP1:50 pmIslip Long Island

Jun 9

ISP12:25 pmIslip Long Island

8h 20m

1 stop

LAS5:45 pmLas Vegas Harry Reid Intl

$406

Frontier flights from California to Islip, New York

Our best Frontier deals on California to Islip, New York flight tickets

Frontier

May 28

LAS10:25 pmLas Vegas Harry Reid Intl

16h 33m

1 stop

ISP5:58 pmIslip Long Island

May 31

ISP11:00 amIslip Long Island

12h 47m

1 stop

LAS8:47 pmLas Vegas Harry Reid Intl

$220

Frontier

May 27

LAS8:17 pmLas Vegas Harry Reid Intl

10h 48m

1 stop

ISP10:05 amIslip Long Island

May 31

ISP11:00 amIslip Long Island

12h 47m

1 stop

LAS8:47 pmLas Vegas Harry Reid Intl

$235

Frontier

Aug 20

LAX11:03 pmLos Angeles Los Angeles

32h 00m

1 stop

ISP10:03 amIslip Long Island

Aug 24

ISP10:48 amIslip Long Island

10h 39m

1 stop

LAX6:27 pmLos Angeles Los Angeles

$250

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Las VegasIslip

LAS - ISP

LASISP

Las Vegas Harry Reid Intl

Thu 5/28

10:25 pm-5:58 pm

1 stop16h 33m

Islip Long Island

Sun 5/31

11:00 am-8:47 pm

1 stop12h 47m

$220

Las VegasIslip

LAS - ISP

LASISP

Las Vegas Harry Reid Intl

Wed 5/27

8:17 pm-10:05 am

1 stop10h 48m

Islip Long Island

Sun 5/31

11:00 am-8:47 pm

1 stop12h 47m

$235

Los AngelesIslip

LAX - ISP

LAXISP

Los Angeles Los Angeles

Thu 8/20

11:03 pm-10:03 am

1 stop32h 00m

Islip Long Island

Mon 8/24

10:48 am-6:27 pm

1 stop10h 39m

$250

Las VegasIslip

LAS - ISP

LASISP

Las Vegas Harry Reid Intl

Thu 6/4

8:00 am-10:05 am

1 stop23h 05m

Islip Long Island

Sun 6/7

11:00 am-11:14 am

1 stop27h 14m

$250

Las VegasIslip

LAS - ISP

LASISP

Las Vegas Harry Reid Intl

Fri 5/15

8:00 am-10:05 am

1 stop23h 05m

Islip Long Island

Tue 5/19

5:27 pm-8:03 pm

2 stops29h 36m

$334

San DiegoIslip

SAN - ISP

SANISP

San Diego

Thu 5/28

12:09 pm-1:28 pm

1 stop22h 19m

Islip Long Island

Sat 5/30

11:57 am-11:24 am

1 stop26h 27m

$392

Los AngelesIslip

LAX - ISP

LAXISP

Los Angeles Los Angeles

Mon 6/1

11:15 pm-4:35 pm

1 stop14h 20m

Islip Long Island

Wed 6/3

4:10 pm-9:20 pm

1 stop8h 10m

$396

Quickest round-trip

San FranciscoIslip

SFO - ISP

SFOISP

San Francisco

Wed 5/27

10:40 pm-11:50 am

2 stops10h 10m

Islip Long Island

Mon 6/1

4:30 pm-11:20 pm

1 stop9h 50m

$396

San DiegoIslip

SAN - ISP

SANISP

San Diego

Thu 5/14

12:09 pm-10:05 am

2 stops42h 56m

Islip Long Island

Mon 5/18

2:28 pm-12:09 pm

1 stop24h 41m

$416

Santa AnaIslip

SNA - ISP

SNAISP

Santa Ana J. Wayne/Orange Cnty

Mon 7/27

1:04 pm-4:47 pm

1 stop24h 43m

Islip Long Island

Mon 8/3

8:43 pm-12:25 pm

2 stops42h 42m

$935

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from 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

Prices

Airlines

Other information

What is the cheapest month to fly to Islip, New York?

The month of November is, on average, the cheapest month to fly to Islip, New York from California, with most prices found around $0. If you aren’t able to travel to Islip, New York during the month of November, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $98.

Can stopping save me money on California to Islip, New York flights?

You could potentially save up to 19% on your flight if you consider stops on a California to Islip, New York flight.

Cheap California to Islip, New York flight deals and tips

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

Fastest flight time	8h 36m
Direct flights	None

The fastest flight from California to Islip, New York takes 8h 36m

There are no direct flights from California to Islip, New York. There are no popular flight routes from California to Islip, New York.

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

When did momondo last update prices for flights from California to Islip Long Island Airport?
Prices for flights from California to Islip Long Island Airport are updated daily.
How many operators does momondo search for flights from California to Islip Long Island Airport?
As of May 2026, there is 1 operator available to choose from for flights from California to Islip Long Island Airport.
How old do you have to be to fly from California to Islip Long Island Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from California 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.

Best airlines flying from California to Islip, New York

Compare and see reviews for airlines that fly from California to Islip, New York with momondo

Airline	Rating	Free Cancellation	Price
Southwest	PriceFrom $318	Free Cancellation	Rating 7.9 4,307 reviews		Search Southwest flights

Montauk

Riverhead

Sag Harbor

Southampton

Amagansett

Why use momondo?

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

Finding the right flight to Islip from California is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Islip quick and easy, saving you time and money.

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

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

How can momondo help me find flights from California to Islip?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Islip from California.

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

Yes momondo offers price alerts on flights to Islip from California. 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.

An easier way to manage your Islip, New York trip

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Cheap flights from California to New York from $105

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from California to New York departing on 6/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Southwest flights from California to Islip, New York

Our best Southwest deals on California to Islip, New York flight tickets

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Our best Frontier deals on California to Islip, New York flight tickets

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

What is the cheapest month to fly to Islip, New York?

Can stopping save me money on California to Islip, New York flights?

What is the cheapest airline that flies from California to Islip Long Island?

What airlines fly to Islip, New York?

How long does it take to fly to Islip, New York?

Cheap California to Islip, New York flight deals and tips

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

Fastest flight time

Direct flights

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

Best airlines flying from California to Islip, New York

Compare and see reviews for airlines that fly from California to Islip, New York with momondo

Traveling to a place near New York?

Why use momondo?

An easier way to manage your Islip, New York 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

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List of cabin classes available on flights landing in New York. Availability may vary depending on flight origin and airline.

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