$162 Cheap Flights from Salt Lake City (SLC) to Islip (ISP)

Popular airlines from Salt Lake City International Airport (SLC) to MacArthur Airport (ISP)

Find available prices by choosing your travel dates.

Cheap Flights from Salt Lake City to Islip (SLC-ISP)

Prices were available within the past 7 days and start at $162 for one-way flights and $370 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Southwest Airlines
Southwest Airlines
Southwest Airlines
Southwest Airlines
Southwest Airlines
Southwest Airlines
Southwest Airlines
Southwest Airlines
Southwest Airlines
Flights from Salt Lake City (SLC) to Islip (ISP)
Origin airport
Salt Lake City Intl.
Destination airport
MacArthur
Airlines serving
Southwest Airlines
Roundtrip price
$370
Distance
2017 mi

Salt Lake City to Islip Flights

The cheapest times to fly from Salt Lake City 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 Salt Lake City to Islip are during the month of July. You can find some of the cheapest flights from Salt Lake City to Islip with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Salt Lake City to Islip

Sunday is one of the best days to book for cheap flights from Salt Lake City 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 Salt Lake City 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 Salt Lake City to Islip in 2025. You can also book with separate airlines for your outbound and return journeys, from $162 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 Salt Lake City 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 Salt Lake City 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.

 

Frequently asked questions

Is it cheaper to buy a plane ticket from Salt Lake City Intl. Airport (SLC) to MacArthur Airport (ISP) last minute?
Being a spontaneous soul is a great way to explore the world, but it’s not always the wisest method to find a cheap flight. It’s better to book your SLC to MacArthur Airport trip in advance rather than leaving it to the last minute. Based on flight pricing and demand studies in 2022, we have found that the best time to book domestic flights is between 28 – 35 days ahead of the departure date, and international flights three to four months in advance. Save up that spontaneity for when you’re exploring MacArthur Airport!
What airports do you fly into for Islip from Salt Lake City?
MacArthur Airport (ISP), Tweed - New Haven Regional Airport (HVN) and Westchester County Airport (HPN) are your options when setting off from Salt Lake City to Islip. Around 7 mi northeast of central Islip, MacArthur Airport (ISP) is the city’s main hub. Take into account things such as flight departure and arrival times and the distance to your hotel before settling on an airport. Touro College School of Health Sciences and Bayard Cutting Arboretum State Park are a couple of amazing attractions to put on your must-see list when you arrive at your destination.
Can I change the date of my flight from Salt Lake City Intl. Airport to MacArthur Airport?
We know plans can get upended, so Expedia is here to help make things as easy as possible. To start, access your SLC to MacArthur Airport itinerary through the Expedia Trips portal and read the ticket conditions and rules to see if change fees apply. If you booked your ticket in the last 24 hours, some airlines will let you cancel without charge and book new flights. If you bought your fare more than 24 hours ago, contact us through our Customer Service portal to find out your options.

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*Available to One Key members.