$84 Cheap Flights from Islip (ISP) to Rochester (ROC)

View $84 flight on Thu, Sep 18, 2025Opens in a new window

Popular airlines from MacArthur Airport (ISP) to Greater Rochester Intl. Airport (ROC)

Cheap Flights from Islip to Rochester (ISP-ROC)

Prices were available within the past 7 days and start at $84 for one-way flights and $177 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Wed, Sep 10 - Sun, Sep 14
ISP
Islip
ROC
Rochester
$177 Roundtrip, found 4 days ago
$177
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Wed, Sep 10 from Islip to Rochester, returning Sun, Sep 14, priced at $177 found 4 days ago
Southwest Airlines
Thu, Sep 18 - Sun, Sep 21
ISP
Islip
ROC
Rochester
$192 Roundtrip, found 6 days ago
$192
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Thu, Sep 18 from Islip to Rochester, returning Sun, Sep 21, priced at $192 found 6 days ago
Southwest Airlines
Fri, Oct 17 - Sat, Oct 18
ISP
Islip
ROC
Rochester
$194 Roundtrip, found 2 days ago
$194
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Fri, Oct 17 from Islip to Rochester, returning Sat, Oct 18, priced at $194 found 2 days ago
Southwest Airlines
Fri, Oct 24 - Sun, Oct 26
ISP
Islip
ROC
Rochester
$197 Roundtrip, found 8 hours ago
$197
Roundtrip
found 8 hours ago
Select Southwest Airlines flight, departing Fri, Oct 24 from Islip to Rochester, returning Sun, Oct 26, priced at $197 found 8 hours ago
Southwest Airlines
Fri, Sep 12 - Sun, Sep 14
ISP
Islip
ROC
Rochester
$202 Roundtrip, found 18 hours ago
$202
Roundtrip
found 18 hours ago
Select Southwest Airlines flight, departing Fri, Sep 12 from Islip to Rochester, returning Sun, Sep 14, priced at $202 found 18 hours ago
Southwest Airlines
Thu, Sep 18 - Sun, Sep 21
ISP
Islip
ROC
Rochester
$212 Roundtrip, found 6 days ago
$212
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Thu, Sep 18 from Islip to Rochester, returning Sun, Sep 21, priced at $212 found 6 days ago
Southwest Airlines
Fri, Oct 24 - Sun, Oct 26
ISP
Islip
ROC
Rochester
$227 Roundtrip, found 8 hours ago
$227
Roundtrip
found 8 hours ago
Select Southwest Airlines flight, departing Fri, Oct 24 from Islip to Rochester, returning Sun, Oct 26, priced at $227 found 8 hours ago
Southwest Airlines
Fri, Sep 12 - Sun, Sep 14
ISP
Islip
ROC
Rochester
$232 Roundtrip, found 18 hours ago
$232
Roundtrip
found 18 hours ago
Select Southwest Airlines flight, departing Fri, Sep 12 from Islip to Rochester, returning Sun, Sep 14, priced at $232 found 18 hours ago
JetBlue Airways
Thu, Sep 11 - Mon, Sep 15
ISP
Islip
ROC
Rochester
$358 Roundtrip, found 18 hours ago
$358
Roundtrip
found 18 hours ago
Select JetBlue Airways flight, departing Thu, Sep 11 from Islip to Rochester, returning Mon, Sep 15, priced at $358 found 18 hours ago
Breeze Airways
Sat, Jul 5 - Thu, Jul 10
ISP
Islip
ROC
Rochester
$729 Roundtrip, found 2 days ago
$729
Roundtrip
found 2 days ago
Select Breeze Airways flight, departing Sat, Jul 5 from Islip to Rochester, returning Thu, Jul 10, priced at $729 found 2 days ago
Flights from Islip (ISP) to Rochester (ROC)
Origin airport
MacArthur
Destination airport
Greater Rochester Intl.
Airlines serving
JetBlue Airways, Southwest Airlines
Roundtrip price
$176
Distance
284 mi

Islip to Rochester Flights

The cheapest times to fly from Islip to Rochester

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 Islip to Rochester are during the month of September. You can find some of the cheapest flights from Islip to Rochester with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Islip to Rochester

Sunday is one of the best days to book for cheap flights from Islip to Rochester: 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 Islip to Rochester

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 Islip to Rochester in 2025. You can also book with separate airlines for your outbound and return journeys, from $84 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 Islip to Rochester 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 Islip to Rochester 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

How much does a flight from MacArthur Airport (ISP) to Greater Rochester Intl. Airport (ROC) cost?
Discover the latest flight deals from ISP to ROC by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from ISP to ROC?
The cheapest flights from ISP to ROC are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from MacArthur Airport (ISP) to Greater Rochester Intl. Airport (ROC)?
You can't fly direct from Islip, NY (ISP-MacArthur) to Greater Rochester Intl. Airport (ROC). However, you can seamlessly travel to Rochester without any layovers by leaving from John F. Kennedy Intl. Airport (JFK).
What is the cheapest airline that flies from ISP to ROC?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from ISP to ROC. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from MacArthur Airport (ISP) to Greater Rochester Intl. Airport (ROC)?
There aren't any daily direct flights available from MacArthur Airport (ISP) to Greater Rochester Intl. Airport (ROC). But you can opt for flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be cruising above the clouds in no time.
What day of the week has the most flights from ISP to ROC?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from MacArthur Airport (ISP) to Greater Rochester Intl. Airport (ROC)?
To avoid possible delays on the MacArthur Airport (ISP) to Greater Rochester Intl. Airport (ROC) route, aim to fly before 3 PM. Flights after this time have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from MacArthur Airport (ISP) to Greater Rochester Intl. Airport (ROC) last-minute?
Last-minute fares from ISP to ROC are generally more expensive. To secure the best rates, start searching for flights as early as possible. That being said, if you're flexible with your travel dates, you may land a cheap fare right before you leave.
Is it cheaper to book an ISP to ROC flight and hotel package?
You'll generally save money by securing an ISP to ROC flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. After choosing your preferred accommodations and flights, you can add extras such as activities, car rentals and tours.
Can I cancel or change the date of my flight from MacArthur Airport (ISP) to Greater Rochester Intl. Airport (ROC)?
If you booked your ISP to ROC flight within the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more details.

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*Available to One Key members.