Looking for more low-fare flights?
Check out the Low Fare Calendar to find a fare that works for you. Just choose the month you want to depart and return, and we’ll show you the best fares available.
Find low faresSouthwest® flights from New Orleans to Long Island/Islip MacArthur from $168
expand_more
1 Passenger
expand_morePromo Code
expand_moretoday
today
Low fares from New Orleans to Long Island/Islip MacArthur
$
New Orleans (MSY)to
Long Island/Islip MacArthur (ISP)
Depart: 05/06/2026
One-way
Basic
From
$168
Seen: 13 hrs ago
New Orleans (MSY)to
Long Island/Islip MacArthur (ISP)
Depart: 02/25/2026
One-way
Basic
From
$168
Seen: 9 hrs ago
New Orleans (MSY)to
Long Island/Islip MacArthur (ISP)
Depart: 03/04/2026
One-way
Basic
From
$168
Seen: 12 hrs ago
New Orleans (MSY)to
Long Island/Islip MacArthur (ISP)
Depart: 03/18/2026
One-way
Basic
From
$168
Seen: 16 hrs ago
New Orleans (MSY)to
Long Island/Islip MacArthur (ISP)
Depart: 03/05/2026
One-way
Basic
From
$180
Seen: 17 hrs ago
New Orleans (MSY)to
Long Island/Islip MacArthur (ISP)
Depart: 03/12/2026
One-way
Basic
From
$180
Seen: 11 hrs ago
Explore flights from New Orleans to Long Island/Islip MacArthur
location_on
location_on
Flight Details
Departing from:
Louis Armstrong International Airport
Arriving at:
Long Island MacArthur Airport
Distance:
1218 miles
Route Information
76† 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 76 weekly flights from New Orleans to Long Island/Islip MacArthur on Southwest Airlines.
To find the lowest fares by day and time to fly New Orleans to Long Island/Islip MacArthur with Southwest, check out our Low Fare Calendar.
You can rent a car at Long Island MacArthur Airport book yours with your flight.
Yes! Flights from New Orleans to Long Island/Islip MacArthur—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.