Southwest® flights from Long Island/Islip MacArthur to Los Angeles from $185

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Low fares from Long Island/Islip MacArthur to Los Angeles

$

Long Island/Islip MacArthur (ISP)to

Los Angeles (LAX)
Depart: 10/14/2026

One-way

Basic

From
$185
Seen: 13 hrs ago

Long Island/Islip MacArthur (ISP)to

Los Angeles (LAX)
Depart: 12/02/2026

One-way

Basic

From
$185
Seen: 12 hrs ago

Long Island/Islip MacArthur (ISP)to

Los Angeles (LAX)
Depart: 10/31/2026

One-way

Basic

From
$185
Seen: 2 hrs ago

Long Island/Islip MacArthur (ISP)to

Los Angeles (LAX)
Depart: 11/11/2026

One-way

Basic

From
$185
Seen: 13 hrs ago

Long Island/Islip MacArthur (ISP)to

Los Angeles (LAX)
Depart: 10/21/2026

One-way

Basic

From
$190
Seen: 14 hrs ago

Long Island/Islip MacArthur (ISP)to

Los Angeles (LAX)
Depart: 10/19/2026

One-way

Basic

From
$190
Seen: 18 hrs ago

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Explore flights from Long Island/Islip MacArthur to Los Angeles

Sep 2026
From$299*
Seen: 3 hrs ago
One Way/Basic
Oct 2026
From$185*
Seen: 13 hrs ago
One Way/Basic
Nov 2026
From$185*
Seen: 13 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $280
cmp-daily-histogram-bars-legend-max-price-aria-label $599
Displaying fares for September-2026
  • ISP–LAX: cmp-view-offers-disclaimer. Find Offers
    11

    Fri

    SEP

  • ISP–LAX, 09/12/2026: From $599
    12

    Sat

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    13

    Sun

  • ISP–LAX, 09/14/2026: From $589
    14

    Mon

  • ISP–LAX, 09/15/2026: From $589
    15

    Tue

  • ISP–LAX, 09/16/2026: From $489
    16

    Wed

  • ISP–LAX, 09/17/2026: From $489
    17

    Thu

  • ISP–LAX, 09/18/2026: From $489
    18

    Fri

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    19

    Sat

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    20

    Sun

  • ISP–LAX, 09/21/2026: From $489
    21

    Mon

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    22

    Tue

  • ISP–LAX, 09/23/2026: From $299
    23

    Wed

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    24

    Thu

  • ISP–LAX, 09/25/2026: From $299
    25

    Fri

  • ISP–LAX, 09/26/2026: From $299
    26

    Sat

  • ISP–LAX: cmp-view-offers-disclaimer. Find Offers
    27

    Sun

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    28

    Mon

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    29

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    30

    Wed

  • ISP–LAX: cmp-view-offers-disclaimer. Find Offers
    01

    Thu

    OCT

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    02

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    03

    Sat

  • ISP–LAX, 10/04/2026: From $280
    04

    Sun

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    05

    Mon

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    06

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    07

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    08

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    09

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  • ISP–LAX: cmp-view-offers-disclaimer. Find Offers
    10

    Sat

    • Range$280-$599

    *Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply. Modifying this information may result in a different fare. To find the most updated fare, please visit Southwest.com. Fares listed are Basic, which are subject to additional terms and conditions.

    Flight Details

    Departing from:
    Long Island MacArthur Airport
    Arriving at:
    Los Angeles International Airport
    Distance:
    2510 miles

    Route Information

    59† Weekly flights

    † Weekly flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025. Note: route may not operate every day of the week.

    ‡ Nonstop flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025.

    Questions we hear the most

    There are 59 weekly flights from Long Island/Islip MacArthur to Los Angeles on Southwest Airlines.
    To find the lowest fares by day and time to fly Long Island/Islip MacArthur to Los Angeles with Southwest, check out our Low Fare Calendar.
    You can rent a car at Los Angeles International Airport book yours with your flight.
    Yes! Flights from Long Island/Islip MacArthur to Los Angeles—or from here or there to anywhere—can be changed with no change fees. Fare difference may apply.
    Check the status of your upcoming Southwest flight.
    Check out the Southwest Airlines® Help Center for answers about everything Southwest.

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