How often are flights from Islip to Los Angeles delayed?

Historically, on average around 0% of flights between Islip and Los Angeles have experienced a delay on any given week. The average delay length over the past 12 months has been 0 minutes.

What is the most punctual flight time for Islip to Los Angeles flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Thursday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

What airlines fly to Los Angeles?

United Airlines, Delta and JetBlue are the top three most popular airlines that fly to Los Angeles from Islip, New York according to our data. United Airlines is the first choice among our users, with 30% of people opting to fly with this airline when traveling to Los Angeles. Keep in mind that there are 10 different airlines that fly to Los Angeles on a routine basis, so you have a few additional options to choose from.

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

Frontier, JetBlue, and Southwest are the most popular carriers operating from Islip Long Island to Los Angeles

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

Prices for flights from Islip Long Island Airport to Los Angeles Airport are refreshed on a daily basis.

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

As of November 2025, there is 1 operator available to choose from for flights from Islip Long Island Airport to Los Angeles Airport.

How old do you have to be to fly from Islip Long Island Airport to Los Angeles 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 Islip Long Island Airport to Los Angeles Airport.

What documentation or ID do you need to fly to Los Angeles Airport?

The necessary travel and health documents for your Los Angeles Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$65 Cheap Flights from Islip to Los Angeles in 2025/26

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Find the cheapest flights from Islip, New York to Los Angeles

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

10:02 am - 6:23 pmISP-LAX

11h 21m1 stop

11:15 pm - 10:37 amLAX-ISP

8h 22m1 stop

$243Frontier

Find Deal

jue., nov. 20 - jue., nov. 27

9:27 pm - 11:59 pmISP-LAX

29h 32m2 stops

5:30 am - 9:07 amLAX-ISP

24h 37m2 stops

$254Multiple Airlines

Find Deal

dom., nov. 16 - mié., nov. 19

9:27 pm - 11:59 pmISP-LAX

29h 32m2 stops

12:59 am - 9:07 amLAX-ISP

29h 08m2 stops

$267Multiple Airlines

Find Deal

dom., nov. 16 - mar., nov. 18

6:40 pm - 6:03 pmISP-LAX

26h 23m1 stop

11:59 pm - 2:39 pmLAX-ISP

11h 40m1 stop

$270Frontier

Find Deal

sáb., dic. 20 - lun., ene. 5

9:27 pm - 7:53 pmISP-LAX

25h 26m2 stops

1:43 pm - 10:37 amLAX-ISP

17h 54m2 stops

$273Frontier

Find Deal

dom., nov. 16 - jue., nov. 20

9:09 pm - 6:23 pmISP-LAX

24h 14m1 stop

11:44 pm - 10:44 pmLAX-ISP

20h 00m2 stops

$275Multiple Airlines

Find Deal

mar., nov. 25 - mar., dic. 2

12:10 pm - 7:06 pmISP-LAX

9h 56m1 stop

10:45 pm - 10:55 amLAX-ISP

9h 10m1 stop

$305JetBlue

Find Deal

jue., mar. 19 - mar., mar. 31

11:50 am - 6:55 pmISP-LAX

10h 05m1 stop

10:45 pm - 11:05 amLAX-ISP

9h 20m1 stop

$341JetBlue

Find Deal

mié., dic. 10 - dom., dic. 14

12:55 pm - 8:45 pmISP-LAX

10h 50m2 stops

5:30 am - 4:55 pmLAX-ISP

8h 25m1 stop

$418Southwest

Find Deal

jue., dic. 4 - dom., dic. 7

5:30 am - 2:25 pmISP-LAX

11h 55m2 stops

11:15 pm - 12:15 pmLAX-ISP

10h 00m2 stops

$423Southwest

Find Deal

jue., dic. 4 - dom., dic. 7

Frontier flights from Islip, New York to Los Angeles

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

Frontier

Nov 20

ISP10:02 amIslip Long Island

11h 21m

1 stop

LAX6:23 pmLos Angeles

Nov 27

LAX11:15 pmLos Angeles

8h 22m

1 stop

ISP10:37 amIslip Long Island

$243

Find similar

Frontier

Dec 20

ISP6:40 pmIslip Long Island

26h 23m

1 stop

LAX6:03 pmLos Angeles

Jan 5

LAX11:59 pmLos Angeles

11h 40m

1 stop

ISP2:39 pmIslip Long Island

$270

Find similar

Frontier

Nov 16

ISP9:27 pmIslip Long Island

25h 26m

2 stops

LAX7:53 pmLos Angeles

Nov 20

LAX1:43 pmLos Angeles

17h 54m

2 stops

ISP10:37 amIslip Long Island

$273

Find similar

JetBlue flights from Islip, New York to Los Angeles

Our best JetBlue deals on Islip, New York to Los Angeles flight tickets

JetBlue

Mar 19

ISP12:10 pmIslip Long Island

9h 56m

1 stop

LAX7:06 pmLos Angeles

Mar 31

LAX10:45 pmLos Angeles

9h 10m

1 stop

ISP10:55 amIslip Long Island

$305

Find similar

JetBlue

Dec 10

ISP11:50 amIslip Long Island

10h 05m

1 stop

LAX6:55 pmLos Angeles

Dec 14

LAX10:45 pmLos Angeles

9h 20m

1 stop

ISP11:05 amIslip Long Island

$341

Find similar

JetBlue

Dec 10

ISP11:50 amIslip Long Island

10h 05m

1 stop

LAX6:55 pmLos Angeles

Dec 14

LAX10:45 pmLos Angeles

9h 20m

1 stop

ISP11:05 amIslip Long Island

$354

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

jue. 11/20

10:02 am-6:23 pm

1 stop11h 21m

Los Angeles

jue. 11/27

11:15 pm-10:37 am

1 stop8h 22m

$243

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

dom. 11/16

9:27 pm-11:59 pm

2 stops29h 32m

Los Angeles

mié. 11/19

5:30 am-9:07 am

2 stops24h 37m

$254

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

dom. 11/16

9:27 pm-11:59 pm

2 stops29h 32m

Los Angeles

mar. 11/18

12:59 am-9:07 am

2 stops29h 08m

$267

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

sáb. 12/20

6:40 pm-6:03 pm

1 stop26h 23m

Los Angeles

lun. 1/5

11:59 pm-2:39 pm

1 stop11h 40m

$270

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

dom. 11/16

9:27 pm-7:53 pm

2 stops25h 26m

Los Angeles

jue. 11/20

1:43 pm-10:37 am

2 stops17h 54m

$273

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

mar. 11/25

9:09 pm-6:23 pm

1 stop24h 14m

Los Angeles

mar. 12/2

11:44 pm-10:44 pm

2 stops20h 00m

$275

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

jue. 3/19

12:10 pm-7:06 pm

1 stop9h 56m

Los Angeles

mar. 3/31

10:45 pm-10:55 am

1 stop9h 10m

$305

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

mié. 12/10

11:50 am-6:55 pm

1 stop10h 05m

Los Angeles

dom. 12/14

10:45 pm-11:05 am

1 stop9h 20m

$341

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

jue. 12/4

12:55 pm-8:45 pm

2 stops10h 50m

Los Angeles

dom. 12/7

5:30 am-4:55 pm

1 stop8h 25m

$418

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

jue. 12/4

5:30 am-2:25 pm

2 stops11h 55m

Los Angeles

dom. 12/7

11:15 pm-12:15 pm

2 stops10h 00m

$423

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 Islip, New York to Los Angeles

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

Delays

What is the cheapest month to fly to Los Angeles?

The month of April is, on average, the cheapest month to fly to Los Angeles from Islip, New York, with most prices found around $350. If you aren’t able to travel during the month of April, then book flights to Los Angeles from Islip, New York during January instead. Flights to Los Angeles in January, while not as cheap as those in April, still average around $376.

What is the cheapest day to depart on your flight to Los Angeles?

Our data shows that Thursday is the least expensive day to fly to Los Angeles. Tickets to fly out on this day can be as low as $385. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Los Angeles on Sunday is $493.

What is the cheapest time of day to depart on your flight to Los Angeles?

Our most recent data shows that the best time of day to fly to Los Angeles is in the morning. Flights from Islip, New York to Los Angeles during this time can be as low as $378. In the afternoon is when there is more demand to fly to Los Angeles, so prices are often more expensive at around $566 per ticket.

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

You could potentially save up to 26% on your flight if you consider stops on a Islip, New York to Los Angeles flight.

When to book flights from Islip, New York to Los Angeles

Are you open to changing your travel dates? Check out the ideal times to fly from Islip, New York to Los Angeles according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Islip, New York to Los Angeles (ISP to LAX) flight deals and tips

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

Direct flights	None

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

Search flight deals

How far is Islip Long Island to Los Angeles by plane?
The distance between Islip Long Island and Los Angeles is about 2489.0 mi. 9h 15m is a normal flight duration for this route.
When did momondo last update prices for flights from Islip Long Island Airport to Los Angeles Airport?
Prices for flights from Islip Long Island Airport to Los Angeles Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Islip Long Island Airport to Los Angeles Airport?
As of November 2025, there is 1 operator available to choose from for flights from Islip Long Island Airport to Los Angeles Airport.
How old do you have to be to fly from Islip Long Island Airport to Los Angeles 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 Islip Long Island Airport to Los Angeles Airport.
What documentation or ID do you need to fly to Los Angeles Airport?
The necessary travel and health documents for your Los Angeles Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Islip, New York to Los Angeles?
Based on momondo bookings for flights between Islip, New York and Los Angeles, the leading airline is Southwest, making up 100% of the total bookings.

Best airlines flying from Islip, New York to Los Angeles

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

Airline	Rating	Free Cancellation	Price
Southwest	PriceFrom $358	Free Cancellation	Rating 8.0 4,238 reviews		Search Southwest flights

Avalon

Laguna Beach

Big Bear Lake

Temecula

Big Bear

Riverside

Carlsbad

Malibu

Oceanside

Inglewood

Huntington Beach

Newport Beach

Pasadena

Ventura

Irvine

Buena Park

Redondo Beach

Orange

Glendale

Garden Grove

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Los Angeles from Islip.

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

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

How can momondo help me find flights from Islip to Los Angeles?

Once you have performed a search for Islip to Los Angeles 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 Islip to Los Angeles right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Los Angeles 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.

An easier way to manage your Los Angeles 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.

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mié. 12/3

mié. 12/10

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Flights to Washington, D.C.from $54

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Flights to Dallasfrom $49

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Cheap flights from Islip, New York to Los Angeles from $65

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Islip, New York to Los Angeles departing on 11/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

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Find the cheapest flights from Islip, New York to Los Angeles

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Frontier flights from Islip, New York to Los Angeles

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

JetBlue flights from Islip, New York to Los Angeles

Our best JetBlue deals on Islip, New York to Los Angeles flight tickets

momondo Fare Finder

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

See travel insights to Los Angeles from

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

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 Los Angeles?

What is the cheapest day to depart on your flight to Los Angeles?

What is the cheapest time of day to depart on your flight to Los Angeles?

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

You could potentially save up to 26% on your flight if you consider stops on a Islip, New York to Los Angeles flight.

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

Frontier, JetBlue, and Southwest are the most popular carriers operating from Islip Long Island to Los Angeles

What airlines fly to Los Angeles?

How often are flights from Islip to Los Angeles delayed?

Historically, on average around 0% of flights between Islip and Los Angeles have experienced a delay on any given week. The average delay length over the past 12 months has been 0 minutes.

What is the most punctual flight time for Islip to Los Angeles flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Thursday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

When to book flights from Islip, New York to Los Angeles

Cheap Islip, New York to Los Angeles (ISP to LAX) flight deals and tips

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

Direct flights

How far is Islip Long Island to Los Angeles by plane?

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

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

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

What documentation or ID do you need to fly to Los Angeles Airport?

What is the most popular airline from Islip, New York to Los Angeles?

Best airlines flying from Islip, New York to Los Angeles

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

Traveling to a place near Los Angeles?

Why use momondo?

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

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

How can momondo help me find flights from Islip to Los Angeles?

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

An easier way to manage your Los Angeles 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

Airports servicing California