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Cheap flights from Islip, New York to Los Angeles from $80

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 5/16. 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

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
11:00 am - 6:27 pm
ISP
-
LAX
10h 27m
1 stop
Frontier Logo
11:21 pm - 11:00 am
LAX
-
ISP
8h 39m
1 stop
$185Frontier
Thu, May 7 - Mon, May 11
Frontier Logo
4:07 pm - 7:06 pm
ISP
-
LAX
29h 59m
1 stop
Frontier Logo
9:04 pm - 9:28 am
LAX
-
ISP
9h 24m
1 stop
$205Frontier
Thu, Apr 23 - Sun, Apr 26
Frontier Logo
4:07 pm - 7:06 pm
ISP
-
LAX
29h 59m
1 stop
Frontier Logo
9:04 pm - 9:13 am
LAX
-
ISP
9h 09m
1 stop
$210Frontier
Thu, Apr 30 - Sun, May 3
Frontier Logo
11:00 am - 6:27 pm
ISP
-
LAX
10h 27m
1 stop
Frontier Logo
11:03 pm - 10:03 am
LAX
-
ISP
32h 00m
1 stop
$215Frontier
Thu, Jun 4 - Wed, Jun 10
Frontier Logo
11:00 am - 6:27 pm
ISP
-
LAX
10h 27m
1 stop
Frontier Logo
11:21 pm - 5:17 pm
LAX
-
ISP
14h 56m
1 stop
$220Frontier
Thu, May 28 - Mon, Jun 1
Frontier Logo
4:07 pm - 7:06 pm
ISP
-
LAX
29h 59m
1 stop
Frontier Logo
9:04 pm - 9:13 am
LAX
-
ISP
9h 09m
1 stop
$225Frontier
Mon, Apr 20 - Sat, Apr 25
Frontier Logo
4:07 pm - 7:06 pm
ISP
-
LAX
29h 59m
1 stop
Frontier Logo
9:04 pm - 9:28 am
LAX
-
ISP
9h 24m
1 stop
$230Frontier
Fri, Apr 24 - Sun, Apr 26
Frontier Logo
6:02 pm - 6:27 pm
ISP
-
LAX
27h 25m
1 stop
Frontier Logo
11:21 pm - 3:56 pm
LAX
-
ISP
13h 35m
1 stop
$235Frontier
Tue, Jun 2 - Mon, Jun 8
Frontier Logo
11:00 am - 6:27 pm
ISP
-
LAX
10h 27m
1 stop
Frontier Logo
11:21 pm - 5:17 pm
LAX
-
ISP
14h 56m
1 stop
$240Frontier
Thu, May 28 - Mon, Jun 1
Frontier Logo
4:07 pm - 7:06 pm
ISP
-
LAX
29h 59m
1 stop
Frontier Logo
9:04 pm - 11:00 am
LAX
-
ISP
10h 56m
1 stop
$250Frontier
Thu, Apr 30 - Mon, May 4

Southwest flights from Islip, New York to Los Angeles

Our best Southwest deals on Islip, New York to Los Angeles flight tickets
Southwest
May 5
ISP12:30 pmIslip Long Island
8h 20m
1 stop
LAX5:50 pmLos Angeles
May 9
LAX5:45 amLos Angeles
7h 15m
1 stop
ISP4:00 pmIslip Long Island
$314
Southwest
May 5
ISP4:10 pmIslip Long Island
8h 10m
1 stop
LAX9:20 pmLos Angeles
May 9
LAX10:30 amLos Angeles
9h 50m
2 stops
ISP11:20 pmIslip Long Island
$319
Southwest
May 5
ISP12:30 pmIslip Long Island
10h 15m
2 stops
LAX7:45 pmLos Angeles
May 9
LAX10:30 amLos Angeles
9h 50m
2 stops
ISP11:20 pmIslip Long Island
$324

Frontier flights from Islip, New York to Los Angeles

Our best Frontier deals on Islip, New York to Los Angeles flight tickets
Frontier
May 7
ISP11:00 amIslip Long Island
10h 27m
1 stop
LAX6:27 pmLos Angeles
May 11
LAX11:21 pmLos Angeles
8h 39m
1 stop
ISP11:00 amIslip Long Island
$185
Frontier
Apr 23
ISP4:07 pmIslip Long Island
29h 59m
1 stop
LAX7:06 pmLos Angeles
Apr 26
LAX9:04 pmLos Angeles
9h 24m
1 stop
ISP9:28 amIslip Long Island
$205
Frontier
Apr 30
ISP4:07 pmIslip Long Island
29h 59m
1 stop
LAX7:06 pmLos Angeles
May 3
LAX9:04 pmLos Angeles
9h 09m
1 stop
ISP9:13 amIslip Long Island
$210

momondo Fare Finder

 
Customize your flight search to find flights from Islip, New York 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 March 27, 2026.
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

Cheapest round-trip
Quickest round-trip

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

Thu 5/7

11:00 am-6:27 pm

1 stop10h 27m

Los Angeles

Mon 5/11

11:21 pm-11:00 am

1 stop8h 39m

$185

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

Thu 4/23

4:07 pm-7:06 pm

1 stop29h 59m

Los Angeles

Sun 4/26

9:04 pm-9:28 am

1 stop9h 24m

$205

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

Thu 4/30

4:07 pm-7:06 pm

1 stop29h 59m

Los Angeles

Sun 5/3

9:04 pm-9:13 am

1 stop9h 09m

$210

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

Thu 6/4

11:00 am-6:27 pm

1 stop10h 27m

Los Angeles

Wed 6/10

11:03 pm-10:03 am

1 stop32h 00m

$215

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

Thu 5/28

11:00 am-6:27 pm

1 stop10h 27m

Los Angeles

Mon 6/1

11:21 pm-5:17 pm

1 stop14h 56m

$220

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

Mon 4/20

4:07 pm-7:06 pm

1 stop29h 59m

Los Angeles

Sat 4/25

9:04 pm-9:13 am

1 stop9h 09m

$225

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

Fri 4/24

4:07 pm-7:06 pm

1 stop29h 59m

Los Angeles

Sun 4/26

9:04 pm-9:28 am

1 stop9h 24m

$230

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

Tue 6/2

6:02 pm-6:27 pm

1 stop27h 25m

Los Angeles

Mon 6/8

11:21 pm-3:56 pm

1 stop13h 35m

$235

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

Thu 5/28

11:00 am-6:27 pm

1 stop10h 27m

Los Angeles

Mon 6/1

11:21 pm-5:17 pm

1 stop14h 56m

$240

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

Thu 4/30

4:07 pm-7:06 pm

1 stop29h 59m

Los Angeles

Mon 5/4

9:04 pm-11:00 am

1 stop10h 56m

$250

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, 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 day to depart on your flight to Los Angeles?

Our data shows that Wednesday is the least expensive day to fly to Los Angeles. Tickets to fly out on this day can be as low as $375. 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 $465.

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 $372. In the afternoon is when there is more demand to fly to Los Angeles, so prices are often more expensive at around $546 per ticket.

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

You could potentially save up to 43% 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

Fastest flight time

9h 48m

Direct flights

None
The fastest flight from Islip, New York to Los Angeles takes 9h 48m
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 48m 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, 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
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $358Free CancellationRating
8.0
4,331 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
Carlsbad
Riverside
Big Bear
Malibu
Oceanside
San Clemente
Inglewood
Orange
Newport Beach
Huntington Beach
Ventura
Pasadena
Rancho Cucamonga
Downey
Buena Park
Irvine

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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