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$124+ Cheap flights from Islip, NY to Los Angeles (ISP - LAX)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/29. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — LAX
Jul 5 — Jul 121
Sat 7/5
Sat 7/12
1 adult, Economy
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Cheap flight deals from Islip to Los Angeles

Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Los Angeles (LAX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 30, 2025.

Round-trip from

$234
(FlightHub)

One-way from

$124
(Frontier)

Popular in

November

Cheapest in

April

Average price

$490
From Islip Long Island to Los Angeles
Search Deals
One-way flight from Islip Long Island to Los Angeles
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($179 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($37 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Islip to Los Angeles

Cheapest flights from Islip to Los Angeles
Explore the most affordable flight options available from Islip to Los Angeles. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.

This FlightHub deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/18:59 amISP - LAX
1 stop31h 01mFrontier
Mon 9/82:46 pmLAX - ISP
1 stop16h 54mFrontier
Deal found 6/28$234
This JetBlue deal was found by Cheapflights users on 6/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/411:35 amISP - LAX
1 stop11h 30mJetBlue
Tue 10/79:25 pmLAX - ISP
1 stop10h 25mJetBlue
Deal found 6/28$261
This Southwest deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1312:30 pmISP - LAX
1 stop8h 15mSouthwest
Wed 8/278:05 amLAX - ISP
2 stops11h 00mSouthwest
Deal found 6/29$356

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated June 30, 2025.
Use the filters below to find and compare flights from Islip to Los Angeles that are best for you.

Fly from

Islip

Fly to

Los Angeles

Route

Depart

Return

Price

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

Mon 9/1

8:59 am-1:00 pm

1 stop31h 01m

Los Angeles

Mon 9/8

2:46 pm-10:40 am

1 stop16h 54m

$234

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

Sat 10/4

11:35 am-8:05 pm

1 stop11h 30m

Los Angeles

Tue 10/7

9:25 pm-10:50 am

1 stop10h 25m

$261

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

Wed 8/13

12:30 pm-5:45 pm

1 stop8h 15m

Los Angeles

Wed 8/27

8:05 am-10:05 pm

2 stops11h 00m

$356

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

Tue 7/29

8:00 am-5:08 pm

1 stop12h 08m

$124

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

Mon 8/25

11:40 am-8:04 pm

1 stop11h 24m

$141

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

Thu 12/25

12:55 pm-8:15 pm

2 stops10h 20m

$219

IslipLos Angeles

ISP - LAX

ISPLAX

Islip Long Island

Mon 7/28

10:44 am-12:15 pm

1 stop28h 31m

$366

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/29

Best time to book a flight from Islip to Los Angeles

Have a flexible travel schedule? Discover the best time to fly to Los Angeles from Islip with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Islip to Los Angeles

What is the cheapest month to book a flight from Islip, New York to Los Angeles?

Currently, January is the cheapest month in which you can book a flight from Islip, New York to Los Angeles (average of $246). Flying from Islip, New York to Los Angeles in March is currently the most expensive (average of $326). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ISP to LAX?

Find hourly flight availability from Islip to Los Angeles. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 30, 2025.

When flying from Islip, New York to Los Angeles, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 13% versus a flight at noon.

Reviews of airlines servicing Los Angeles

Get insights into the airlines that provide service to Los Angeles. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Los Angeles. Reviews last updated June 30, 2025.
See what other customers who have flown with Breeze Airways, Southwest, and JetBlue from Islip to Los Angeles have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Breeze Airways
8.1
Very good
182 reviews

Food

6.8

Overall

8.1

Comfort

8.2

Entertainment

6.6

Crew

8.8

Boarding

8.4

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Breeze Airways
8.1
Very good
182 reviews
Breeze Airways
8.1
Very good
182 reviews

Food

6.8

Overall

8.1

Comfort

8.2

Entertainment

6.6

Crew

8.8

Boarding

8.4

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Southwest
8.0
Very good
4,278 reviews
Breeze Airways
8.1
Very good
182 reviews

Food

6.8

Overall

8.1

Comfort

8.2

Entertainment

6.6

Crew

8.8

Boarding

8.4

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
JetBlue
7.3
Good
2,920 reviews
Breeze Airways
8.1
Very good
182 reviews

Food

6.8

Overall

8.1

Comfort

8.2

Entertainment

6.6

Crew

8.8

Boarding

8.4

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Frontier
5.9
Fair
3,290 reviews
Breeze Airways
8.1
Very good
182 reviews

Food

6.8

Overall

8.1

Comfort

8.2

Entertainment

6.6

Crew

8.8

Boarding

8.4

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!

Related info for your journey

Find useful and relevant information for your journey from Islip to Los Angeles. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Islip, New York to Los Angeles round-trip?

    According to our current data, Frontier ($234), JetBlue ($261), and Southwest ($356) offers the cheapest pricing from Islip, New York to Los Angeles. Frontier is currently priced 54% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Islip, New York to Los Angeles one-way?

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $124. However, be on the lookout for offers from JetBlue and Southwest, as they are both options that can get you from Islip, New York to Los Angeles for a low price.

  • Can I find deals for flights from Islip to Los Angeles that include hotel bookings?

    Yes. In addition to deals on Islip to Los Angeles flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Islip to Los Angeles?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Islip to Los Angeles.

  • Can I find deals for business class flights from Islip to Los Angeles?

    Yes. Cheapflights offers flight deals from Islip to Los Angeles by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Islip, New York to Los Angeles?

    Currently, January is the cheapest month in which you can book a flight from Islip, New York to Los Angeles (average of $246). Flying from Islip, New York to Los Angeles in March is currently the most expensive (average of $326). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Islip?

Book flights to Islip if you plan to visit one of these locations
Stanton
Downey
Oceanside
Buena Park
Moreno Valley
Universal City
Avalon
Inglewood
Santa Clarita
El Segundo
Glendale
Montebello
Rowland Heights
San Gabriel
Encinitas
Del Mar
Marina del Rey
West Hollywood
Loma Linda
La Mirada

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Top airline flying from Islip to Los Angeles

Discover the top airline that operate flights from Islip to Los Angeles. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$388Average$504FlexibilityNo cancel feeOn-time63%

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