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Cheap flights from Islip to Los Angeles from $132

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 to Los Angeles departing on 10/18. 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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Find the cheapest flights from Islip to Los Angeles

Cheap round-trip flights

Frontier Logo
11:40 am - 8:12 amISP-LAX
23h 32m1 stop
Frontier Logo
2:27 pm - 10:37 amLAX-ISP
17h 10m1 stop
$187Frontier
Find Deal
Thu, Oct 2 - Thu, Oct 9
Frontier Logo
4:58 pm - 8:28 amISP-LAX
18h 30m1 stop
Frontier Logo
2:27 pm - 8:42 pmLAX-ISP
27h 15m1 stop
$209Frontier
Find Deal
Sat, Oct 11 - Wed, Oct 15
Frontier Logo
9:37 pm - 8:28 amISP-LAX
13h 51m1 stop
Frontier Logo
2:27 pm - 10:57 amLAX-ISP
17h 30m1 stop
$221Frontier
Find Deal
Thu, Oct 9 - Tue, Oct 14
Frontier Logo
9:37 pm - 8:28 amISP-LAX
13h 51m1 stop
Frontier Logo
2:15 pm - 10:37 amLAX-ISP
17h 22m2 stops
$222Frontier
Find Deal
Thu, Oct 16 - Thu, Oct 23
Frontier Logo
4:58 pm - 8:28 amISP-LAX
18h 30m1 stop
Frontier Logo
2:27 pm - 10:57 amLAX-ISP
17h 30m1 stop
$226Frontier
Find Deal
Fri, Oct 10 - Tue, Oct 14
Multiple Airlines Logo
9:37 pm - 5:32 pmISP-LAX
22h 55m2 stops
Multiple Airlines Logo
2:27 pm - 10:57 amLAX-ISP
17h 30m1 stop
$263Multiple Airlines
Find Deal
Tue, Oct 14 - Tue, Oct 21
Multiple Airlines Logo
9:37 pm - 8:28 amISP-LAX
13h 51m1 stop
Multiple Airlines Logo
12:53 am - 10:57 amLAX-ISP
31h 04m2 stops
$278Multiple Airlines
Find Deal
Tue, Oct 14 - Mon, Oct 20
JetBlue Logo
1:57 pm - 11:02 pmISP-LAX
12h 05m1 stop
JetBlue Logo
10:35 pm - 1:02 pmLAX-ISP
11h 27m1 stop
$305JetBlue
Find Deal
Wed, Nov 12 - Sun, Nov 16
JetBlue Logo
11:35 am - 8:05 pmISP-LAX
11h 30m1 stop
JetBlue Logo
9:25 pm - 10:50 amLAX-ISP
10h 25m1 stop
$338JetBlue
Find Deal
Mon, Oct 6 - Tue, Oct 7
Southwest Logo
5:35 pm - 11:55 pmISP-LAX
9h 20m2 stops
Southwest Logo
11:00 pm - 11:50 amLAX-ISP
9h 50m2 stops
$445Southwest
Find Deal
Fri, Oct 24 - Sun, Oct 26

JetBlue flights from Islip to Los Angeles

Our best JetBlue deals on Islip to Los Angeles flight tickets
JetBlue
Nov 12
ISP1:57 pmIslip Long Island
12h 05m
1 stop
LAX11:02 pmLos Angeles
Nov 16
LAX10:35 pmLos Angeles
11h 27m
1 stop
ISP1:02 pmIslip Long Island
$305
Find similar
JetBlue
Oct 6
ISP11:35 amIslip Long Island
11h 30m
1 stop
LAX8:05 pmLos Angeles
Oct 7
LAX9:25 pmLos Angeles
10h 25m
1 stop
ISP10:50 amIslip Long Island
$338
Find similar
JetBlue
Dec 4
ISP11:50 amIslip Long Island
10h 05m
1 stop
LAX6:55 pmLos Angeles
Dec 8
LAX10:45 pmLos Angeles
9h 20m
1 stop
ISP11:05 amIslip Long Island
$341
Find similar

Frontier flights from Islip to Los Angeles

Our best Frontier deals on Islip to Los Angeles flight tickets
Frontier
Oct 1
ISP11:35 amIslip Long Island
23h 37m
1 stop
LAX8:12 amLos Angeles
Oct 7
LAX2:27 pmLos Angeles
17h 30m
1 stop
ISP10:57 amIslip Long Island
$187
Find similar
Frontier
Oct 11
ISP4:58 pmIslip Long Island
18h 30m
1 stop
LAX8:28 amLos Angeles
Oct 15
LAX2:27 pmLos Angeles
27h 15m
1 stop
ISP8:42 pmIslip Long Island
$209
Find similar
Frontier
Oct 9
ISP9:37 pmIslip Long Island
13h 51m
1 stop
LAX8:28 amLos Angeles
Oct 14
LAX2:27 pmLos Angeles
17h 30m
1 stop
ISP10:57 amIslip Long Island
$221
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Islip to Los Angeles 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 September 17, 2025.
Use the filters below to find and compare flights from Islip to Los Angeles that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

Thu 10/2

11:40 am-8:12 am

1 stop23h 32m

Los Angeles

Thu 10/9

2:27 pm-10:37 am

1 stop17h 10m

$187

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

Sat 10/11

4:58 pm-8:28 am

1 stop18h 30m

Los Angeles

Wed 10/15

2:27 pm-8:42 pm

1 stop27h 15m

$209

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

Thu 10/9

9:37 pm-8:28 am

1 stop13h 51m

Los Angeles

Tue 10/14

2:27 pm-10:57 am

1 stop17h 30m

$221

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

Thu 10/16

9:37 pm-8:28 am

1 stop13h 51m

Los Angeles

Thu 10/23

2:15 pm-10:37 am

2 stops17h 22m

$222

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

Fri 10/10

4:58 pm-8:28 am

1 stop18h 30m

Los Angeles

Tue 10/14

2:27 pm-10:57 am

1 stop17h 30m

$226

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

Tue 10/14

9:37 pm-5:32 pm

2 stops22h 55m

Los Angeles

Tue 10/21

2:27 pm-10:57 am

1 stop17h 30m

$263

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

Tue 10/14

9:37 pm-8:28 am

1 stop13h 51m

Los Angeles

Mon 10/20

12:53 am-10:57 am

2 stops31h 04m

$278

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

Wed 11/12

1:57 pm-11:02 pm

1 stop12h 05m

Los Angeles

Sun 11/16

10:35 pm-1:02 pm

1 stop11h 27m

$305

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

Mon 10/6

11:35 am-8:05 pm

1 stop11h 30m

Los Angeles

Tue 10/7

9:25 pm-10:50 am

1 stop10h 25m

$338

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

Fri 10/24

5:35 pm-11:55 pm

2 stops9h 20m

Los Angeles

Sun 10/26

11:00 pm-11:50 am

2 stops9h 50m

$445

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Los Angeles from

How to get the cheapest flight ticket from Islip 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 typical price of a round-trip flight between Islip and Los Angeles?

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, 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 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 $389. 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 $503.

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 to Los Angeles during this time can be as low as $383. In the afternoon is when there is more demand to fly to Los Angeles, so prices are often more expensive at around $558 per ticket.

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

You could potentially save up to 7% on your flight if you consider stops on a Islip to Los Angeles flight.

When to book flights from Islip to Los Angeles

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

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

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

Direct flights

None
There are no direct flights from Islip to Los Angeles. There are no popular flight routes from Islip 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 20m 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?

  • 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 to Los Angeles?

Best airlines flying from Islip to Los Angeles

Compare and see reviews for airlines that fly from Islip to Los Angeles with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $376Free CancellationRating
8.0
4,242 reviews
Search Southwest flights

Traveling to a place near Los Angeles?

Book flights to Los Angeles if you plan to visit one of these locations
Avalon
Laguna Beach
Big Bear Lake
Temecula
Big Bear
Carlsbad
Riverside
Malibu
Oceanside
Inglewood
Huntington Beach
Newport Beach
Pasadena
Ventura
Irvine
Buena Park
Redondo Beach
Glendale
Orange
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.

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