
Popular airlines from Louis Armstrong New Orleans Intl. Airport (MSY) to MacArthur Airport (ISP)
- JetBlue Airways
JetBlue Airways
- Southwest Airlines
Southwest Airlines
- Breeze Airways
Breeze Airways
- Frontier Airlines
Frontier Airlines
- Plan, book, fly with confidence
- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 30% on select hotels after you book a flight*
Cheap Flights from New Orleans to Islip (MSY-ISP)
Prices were available within the past 7 days and start at $74 for one-way flights and $179 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.










Frequently asked questions
Travel information
Travel information
Origin airport | Louis Armstrong New Orleans Intl. |
Destination airport | MacArthur |
Airlines serving | Breeze Airways, Frontier Airlines, JetBlue Airways, Southwest Airlines |
Roundtrip price | $153 |
Distance | 1217 mi |
Book with confidence
Book with confidence
The cheapest times to fly from New Orleans to Islip
On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from New Orleans to Islip are during the month of June. You can find some of the cheapest flights from New Orleans to Islip with Expedia's search tool and vast selection of airlines.
The best time to book a flight from New Orleans to Islip
Sunday is one of the best days to book for cheap flights from New Orleans to Islip: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.
How to find cheap round-trip tickets from New Orleans to Islip
Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from New Orleans to Islip in 2025. You can also book with separate airlines for your outbound and return journeys, from $74 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.
Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap New Orleans to Islip flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.
You could also save big by booking one of Expedia's vacation packages. Bundling together your New Orleans to Islip airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.
*Terms apply.
Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.
Be inspired and discover more with Expedia
Be inspired and discover more with Expedia
Flights
- British Airways
- United
- Frontier Airlines
- Lufthansa
- Spirit Airlines
- Alaska Airlines
- Air Canada
- Delta
- KLM
- Qatar Airways
- Iberia
- Finnair
- Aeromexico
- JetBlue Airways
- American Airlines
- Breeze Airways
- Spirit Airlines New Orleans (MSY) to Tampa (TPA) flights
- Spirit Airlines New Orleans (MSY) to Los Angeles (LAX) flights
- American Airlines New Orleans (MSY) to Miami (MIA) flights
- Spirit Airlines New Orleans (MSY) to Houston (IAH) flights
- Delta New Orleans (MSY) to Dallas (DAL) flights
- United New Orleans (MSY) to Denver (DEN) flights
- Spirit Airlines New Orleans (MSY) to Fort Lauderdale (FLL) flights
- Spirit Airlines New Orleans (MSY) to Chicago (ORD) flights
- Frontier Airlines Tampa (TPA) to Islip (ISP) flights
- Frontier Airlines Charlotte (CLT) to Islip (ISP) flights
- Frontier Airlines Cincinnati (CVG) to Islip (ISP) flights
- Frontier Airlines Fort Lauderdale (FLL) to Islip (ISP) flights
- Frontier Airlines Raleigh (RDU) to Islip (ISP) flights
- Frontier Airlines West Palm Beach (PBI) to Islip (ISP) flights
- Spirit Airlines New Orleans (MSY) to Boston (BOS) flights
- Alaska Airlines New Orleans (MSY) to Seattle (SEA) flights
- Flights to Atlanta
- Flights to Gatlinburg
- Flights to Miami
- Flights to New Orleans
- Flights to New York
- Flights to San Antonio
- Flights to San Diego
- Flights to Nashville
- Flights to San Francisco
- Flights to Pigeon Forge
- Flights to Key West
- Flights to Washington
- Flights to Boston
- Flights to Las Vegas
- Flights to Chicago
- Flights to Fort Lauderdale
- Flights to Houston
- Flights to Los Angeles
- Flights to Honolulu
- Flights to Orlando
- Flights from Downtown Airport
- Flights from Bruce Campbell Field
- Flights from Mobile Regional
- Flights from Gulfport - Biloxi Intl.
- Flights from Baton Rouge Metropolitan
- Flights from Alexandria Intl.
- Flights from Lake Charles Regional
- Flights from Evers Intl.
- Flights from Lafayette Regional
- Flights from Hattiesburg - Laurel Regional
- Flights from New Orleans (MSY) to Tampa (TPA)
- Flights from New York (JFK) to Georgetown (GEO)
- Flights from Los Angeles (LAX) to New Orleans (MSY)
- Flights from New Orleans (MSY) to Los Angeles (LAX)
- Flights from New York (JFK) to Los Angeles (LAX)
- Flights from New Orleans (MSY) to Miami (MIA)
- Flights from New York (JFK) to Miami (MIA)
- Flights from New York (LGA) to Miami (MIA)
- Flights from New Orleans (MSY) to Houston (IAH)
- Flights from New York (JFK) to Orlando (MCO)
- Flights from New Orleans (MSY) to Dallas (DFW)
- Flights from New York (JFK) to Honolulu (HNL)
- Flights from New York (JFK) to Manila (MNL)
- Flights from New Orleans (MSY) to Philadelphia (PHL)
- Flights from New Orleans (MSY) to Dallas (DAL)
- Flights from New York (JFK) to Punta Cana (PUJ)
- Flights from Boston (BOS) to New York (JFK)
- Flights from Georgetown (GEO) to New York (JFK)
- Flights from Phoenix (PHX) to New York (JFK)
- Flights from San Francisco (SFO) to New York (JFK)
- Flights from Los Angeles (LAX) to New York (JFK)
- Flights from Seattle (SEA) to New York (JFK)
- Flights from New York (JFK) to San Juan (SJU)
- Flights from New Orleans (MSY) to Denver (DEN)
- Flights from New Orleans (MSY) to Fort Lauderdale (FLL)
- Flights from New York (JFK) to Delhi (DEL)
- Flights from New York (JFK) to Bangkok (BKK)
- Flights from New York (LGA) to Chicago (ORD)
- Flights from New Orleans (MSY) to Chicago (ORD)
- Flights from New York (JFK) to Tokyo (NRT)
- Flights from New York (JFK) to Paris (CDG)
- Flights from Chicago (ORD) to New York (LGA)
- Flights from Detroit (DTW) to New York (LGA)
- Flights from Syracuse (SYR) to Islip (ISP)
- Flights from Boston (BOS) to Islip (ISP)
- Flights from Miami (MIA) to Islip (ISP)
- Flights from Sarasota (SRQ) to Islip (ISP)
- Flights from Charlotte (CLT) to Islip (ISP)
- Flights from Jacksonville (JAX) to Islip (ISP)
- Flights from Tampa (TPA) to Islip (ISP)
- Flights from Raleigh (RDU) to Islip (ISP)
- Flights from Phoenix (PHX) to Islip (ISP)
- Flights from Charleston (CHS) to Islip (ISP)
- Flights from Fort Lauderdale (FLL) to Islip (ISP)
- Flights from Washington (IAD) to Islip (ISP)
- Flights from New York (JFK) to Phoenix (PHX)
- Flights from New York (JFK) to Rome (FCO)
- Flights from New York (JFK) to Athens (ATH)
- Flights from New York (JFK) to San Francisco (SFO)
- Flights from New York (JFK) to Barcelona (BCN)
- Flights from New York (JFK) to Dubai (DXB)
- Flights from New Orleans (MSY) to Boston (BOS)
- Flights from New York (JFK) to London (LHR)
- Flights from New Orleans (MSY) to Seattle (SEA)