Southwest® flights from Long Island/Islip MacArthur to Greenville-Spartanburg from $179

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Low fares from Long Island/Islip MacArthur to Greenville-Spartanburg

$

Long Island/Islip MacArthur (ISP)to

Greenville-Spartanburg (GSP)
Depart: 12/16/2026

One-way

Basic

From
$179
Seen: 3 hrs ago

Long Island/Islip MacArthur (ISP)to

Greenville-Spartanburg (GSP)
Depart: 02/16/2027

One-way

Basic

From
$179
Seen: 13 hrs ago

Long Island/Islip MacArthur (ISP)to

Greenville-Spartanburg (GSP)
Depart: 12/09/2026

One-way

Basic

From
$184
Seen: 14 hrs ago

Long Island/Islip MacArthur (ISP)to

Greenville-Spartanburg (GSP)
Depart: 02/15/2027

One-way

Basic

From
$199
Seen: 16 hrs ago

Long Island/Islip MacArthur (ISP)to

Greenville-Spartanburg (GSP)
Depart: 12/10/2026

One-way

Basic

From
$199
Seen: 9 hrs ago

Long Island/Islip MacArthur (ISP)to

Greenville-Spartanburg (GSP)
Depart: 02/13/2027

One-way

Basic

From
$214
Seen: 12 hrs ago

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Explore flights from Long Island/Islip MacArthur to Greenville-Spartanburg

Nov 2026
From$264*
Seen: 3 hrs ago
One Way/Basic
Dec 2026
From$179*
Seen: 3 hrs ago
One Way/Basic
Jan 2027
From$259*
Seen: 9 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $184
cmp-daily-histogram-bars-legend-max-price-aria-label $454
Displaying fares for November-2026
  • ISP–GSP: cmp-view-offers-disclaimer. Find Offers
    11

    Wed

    NOV

  • ISP–GSP, 11/12/2026: From $454
    12

    Thu

  • ISP–GSP, 11/13/2026: From $454
    13

    Fri

  • ISP–GSP, 11/14/2026: From $454
    14

    Sat

  • ISP–GSP, 11/15/2026: From $454
    15

    Sun

  • ISP–GSP, 11/16/2026: From $454
    16

    Mon

  • ISP–GSP, 11/17/2026: From $359
    17

    Tue

  • ISP–GSP: cmp-view-offers-disclaimer. Find Offers
    18

    Wed

  • ISP–GSP: cmp-view-offers-disclaimer. Find Offers
    19

    Thu

  • ISP–GSP, 11/20/2026: From $359
    20

    Fri

  • ISP–GSP, 11/21/2026: From $359
    21

    Sat

  • ISP–GSP, 11/22/2026: From $359
    22

    Sun

  • ISP–GSP: cmp-view-offers-disclaimer. Find Offers
    23

    Mon

  • ISP–GSP: cmp-view-offers-disclaimer. Find Offers
    24

    Tue

  • ISP–GSP, 11/25/2026: From $316
    25

    Wed

  • ISP–GSP, 11/26/2026: From $264
    26

    Thu

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

    Fri

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

    Sat

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

    Sun

  • ISP–GSP: cmp-view-offers-disclaimer. Find Offers
    30

    Mon

  • ISP–GSP, 12/01/2026: From $264
    01

    Tue

    DEC

  • ISP–GSP: cmp-view-offers-disclaimer. Find Offers
    02

    Wed

  • ISP–GSP: cmp-view-offers-disclaimer. Find Offers
    03

    Thu

  • ISP–GSP: cmp-view-offers-disclaimer. Find Offers
    04

    Fri

  • ISP–GSP: cmp-view-offers-disclaimer. Find Offers
    05

    Sat

  • ISP–GSP, 12/06/2026: From $234
    06

    Sun

  • ISP–GSP: cmp-view-offers-disclaimer. Find Offers
    07

    Mon

  • ISP–GSP: cmp-view-offers-disclaimer. Find Offers
    08

    Tue

  • ISP–GSP, 12/09/2026: From $184
    09

    Wed

  • ISP–GSP, 12/10/2026: From $199
    10

    Thu

    • Range$184-$454

    *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:
    Greenville-Spartanburg International Airport
    Distance:
    643 miles

    Questions we hear the most

    There are 40 weekly flights from Long Island/Islip MacArthur to Greenville-Spartanburg on Southwest Airlines.
    To find the lowest fares by day and time to fly Long Island/Islip MacArthur to Greenville-Spartanburg with Southwest, check out our Low Fare Calendar.
    You can rent a car at Greenville-Spartanburg International Airport book yours with your flight.
    Yes! Flights from Long Island/Islip MacArthur to Greenville-Spartanburg—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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