Southwest® flights from Long Island/Islip MacArthur to Las Vegas from $183

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Low fares from Long Island/Islip MacArthur to Las Vegas

$

Long Island/Islip MacArthur (ISP)to

Las Vegas (LAS)
Depart: 01/12/2027

One-way

Basic

From
$183
Seen: 9 hrs ago

Long Island/Islip MacArthur (ISP)to

Las Vegas (LAS)
Depart: 12/15/2026

One-way

Basic

From
$183
Seen: 6 hrs ago

Long Island/Islip MacArthur (ISP)to

Las Vegas (LAS)
Depart: 01/13/2027

One-way

Basic

From
$183
Seen: 8 hrs ago

Long Island/Islip MacArthur (ISP)to

Las Vegas (LAS)
Depart: 12/16/2026

One-way

Basic

From
$183
Seen: 1 hour ago

Long Island/Islip MacArthur (ISP)to

Las Vegas (LAS)
Depart: 12/08/2026

One-way

Basic

From
$183
Seen: 9 hrs ago

Long Island/Islip MacArthur (ISP)to

Las Vegas (LAS)
Depart: 12/05/2026

One-way

Basic

From
$183
Seen: 15 hrs ago

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Explore flights from Long Island/Islip MacArthur to Las Vegas

Nov 2026
From$354*
Seen: 4 hrs ago
One Way/Basic
Dec 2026
From$183*
Seen: 9 hrs ago
One Way/Basic
Jan 2027
From$183*
Seen: 4 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $183
cmp-daily-histogram-bars-legend-max-price-aria-label $614
Displaying fares for November-2026
  • ISP–LAS: cmp-view-offers-disclaimer. Find Offers
    11

    Wed

    NOV

  • ISP–LAS, 11/12/2026: From $614
    12

    Thu

  • ISP–LAS, 11/13/2026: From $614
    13

    Fri

  • ISP–LAS, 11/14/2026: From $614
    14

    Sat

  • ISP–LAS: cmp-view-offers-disclaimer. Find Offers
    15

    Sun

  • ISP–LAS: cmp-view-offers-disclaimer. Find Offers
    16

    Mon

  • ISP–LAS, 11/17/2026: From $614
    17

    Tue

  • ISP–LAS, 11/18/2026: From $519
    18

    Wed

  • ISP–LAS, 11/19/2026: From $519
    19

    Thu

  • ISP–LAS, 11/20/2026: From $519
    20

    Fri

  • ISP–LAS, 11/21/2026: From $514
    21

    Sat

  • ISP–LAS, 11/22/2026: From $519
    22

    Sun

  • ISP–LAS, 11/23/2026: From $519
    23

    Mon

  • ISP–LAS, 11/24/2026: From $519
    24

    Tue

  • ISP–LAS: cmp-view-offers-disclaimer. Find Offers
    25

    Wed

  • ISP–LAS: cmp-view-offers-disclaimer. Find Offers
    26

    Thu

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

    Fri

  • ISP–LAS: cmp-view-offers-disclaimer. Find Offers
    28

    Sat

  • ISP–LAS: cmp-view-offers-disclaimer. Find Offers
    29

    Sun

  • ISP–LAS, 11/30/2026: From $354
    30

    Mon

  • ISP–LAS, 12/01/2026: From $324
    01

    Tue

    DEC

  • ISP–LAS, 12/02/2026: From $300
    02

    Wed

  • ISP–LAS, 12/03/2026: From $300
    03

    Thu

  • ISP–LAS, 12/04/2026: From $300
    04

    Fri

  • ISP–LAS, 12/05/2026: From $183
    05

    Sat

  • ISP–LAS, 12/06/2026: From $300
    06

    Sun

  • ISP–LAS, 12/07/2026: From $203
    07

    Mon

  • ISP–LAS, 12/08/2026: From $183
    08

    Tue

  • ISP–LAS: cmp-view-offers-disclaimer. Find Offers
    09

    Wed

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

    Thu

    • Range$183-$614

    *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:
    McCarran International Airport
    Distance:
    2282 miles

    Questions we hear the most

    There are 77 weekly flights from Long Island/Islip MacArthur to Las Vegas on Southwest Airlines.
    To find the lowest fares by day and time to fly Long Island/Islip MacArthur to Las Vegas with Southwest, check out our Low Fare Calendar.
    You can rent a car at McCarran International Airport book yours with your flight.
    Yes! Flights from Long Island/Islip MacArthur to Las Vegas—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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