$558 Cheap Flights from Jacksonville (OAJ) to Islip (ISP)

View $558 flight on Sun, Oct 5, 2025Opens in a new window

Popular airlines from Albert J. Ellis Airport (OAJ) to MacArthur Airport (ISP)

Cheap Flights from Jacksonville to Islip (OAJ-ISP)

Prices were available within the past 7 days and start at $558 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Albert J. Ellis Airport (OAJ) to MacArthur Airport (ISP) cost?
Grab a cheap one-way flight from $558 or cheap return flight from Albert J. Ellis Airport (OAJ) to MacArthur Airport (ISP) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Albert J. Ellis Airport (OAJ) to MacArthur Airport (ISP)?
The cheapest month to fly from OAJ to ISP is , when there's less demand. Off-peak months are typically when better flight deals are available between these airports.
What is the cheapest airline that flies from Albert J. Ellis Airport (OAJ) to MacArthur Airport (ISP)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest OAJ to ISP flight.
How many flights per day from Albert J. Ellis Airport (OAJ) to MacArthur Airport (ISP)?
Nonstop flights from Albert J. Ellis Airport (OAJ) to MacArthur Airport (ISP) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from OAJ to ISP?
Generally you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* But this can vary based on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Albert J. Ellis Airport (OAJ) to MacArthur Airport (ISP)?
To arrive at MacArthur Airport (ISP) on schedule, book a flight that leaves Albert J. Ellis Airport (OAJ) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Albert J. Ellis Airport (OAJ) to MacArthur Airport (ISP) last-minute?
Last-minute fares from OAJ to ISP are typically more expensive. For the cheapest rates, start looking for flights as soon as possible. That said, if you're flexible with your travel plans, you may find a cheap fare right before your trip.
Is it cheaper to book an OAJ to ISP flight and hotel package?
Compared with arranging hotels and flights separately, booking an OAJ to ISP flight and hotel package with Expedia could result in significant savings. Better yet, managing everything in one place will take the stress out of travel planning. Just pick your flights and select from our wide range of stays, then tailor your trip with other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Albert J. Ellis Airport (OAJ) to MacArthur Airport (ISP)?
If you reserved your OAJ to ISP flight in the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for further details.

Travel information

Travel information

Origin airport
Albert J. Ellis
Destination airport
MacArthur
Distance
479 mi

Book with confidence

Book with confidence

Jacksonville to Islip Flights

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

 

The best time to book a flight from Jacksonville to Islip

Sunday is one of the best days to book for cheap flights from Jacksonville 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 Jacksonville 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 Jacksonville to Islip in 2025. You can also book with separate airlines for your outbound and return journeys, from $558 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 Jacksonville 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 Jacksonville 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.

 

Jacksonville to Islip Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.