$49 Cheap Flights from Fort Myers (RSW) to Islip (ISP)

View $49 flight on Wed, May 21, 2025Opens in a new window

Popular airlines from Southwest Florida Intl. Airport (RSW) to MacArthur Airport (ISP)

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Find available prices by choosing your travel dates.

Cheap Flights from Fort Myers to Islip (RSW-ISP)

Prices were available within the past 7 days and start at $49 for one-way flights and $92 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Wed, May 14 - Mon, May 19
RSW
Fort Myers
ISP
Islip
$92 Roundtrip, found 20 hours ago
$92
Roundtrip
found 20 hours ago
Select Frontier Airlines flight, departing Wed, May 14 from Fort Myers to Islip, returning Mon, May 19, priced at $92 found 20 hours ago
Frontier Airlines
Fri, May 9 - Wed, May 21
RSW
Fort Myers
ISP
Islip
$97 Roundtrip, found 21 hours ago
$97
Roundtrip
found 21 hours ago
Select Frontier Airlines flight, departing Fri, May 9 from Fort Myers to Islip, returning Wed, May 21, priced at $97 found 21 hours ago
Frontier Airlines
Mon, May 19 - Wed, May 21
RSW
Fort Myers
ISP
Islip
$102 Roundtrip, found 22 hours ago
$102
Roundtrip
found 22 hours ago
Select Frontier Airlines flight, departing Mon, May 19 from Fort Myers to Islip, returning Wed, May 21, priced at $102 found 22 hours ago
Frontier Airlines
Wed, May 14 - Wed, May 21
RSW
Fort Myers
ISP
Islip
$103 Roundtrip, found 2 hours ago
$103
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Wed, May 14 from Fort Myers to Islip, returning Wed, May 21, priced at $103 found 2 hours ago
Frontier Airlines
Wed, May 7 - Wed, May 14
RSW
Fort Myers
ISP
Islip
$104 Roundtrip, found 22 hours ago
$104
Roundtrip
found 22 hours ago
Select Frontier Airlines flight, departing Wed, May 7 from Fort Myers to Islip, returning Wed, May 14, priced at $104 found 22 hours ago
Frontier Airlines
Fri, May 9 - Mon, May 12
RSW
Fort Myers
ISP
Islip
$108 Roundtrip, found 1 hour ago
$108
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Fri, May 9 from Fort Myers to Islip, returning Mon, May 12, priced at $108 found 1 hour ago
Frontier Airlines
Wed, May 14 - Fri, May 16
RSW
Fort Myers
ISP
Islip
$112 Roundtrip, found 21 hours ago
$112
Roundtrip
found 21 hours ago
Select Frontier Airlines flight, departing Wed, May 14 from Fort Myers to Islip, returning Fri, May 16, priced at $112 found 21 hours ago
Breeze Airways
Sat, Sep 27 - Wed, Oct 1
RSW
Fort Myers
ISP
Islip
$122 Roundtrip, found 1 day ago
$122
Roundtrip
found 1 day ago
Select Breeze Airways flight, departing Sat, Sep 27 from Fort Myers to Islip, returning Wed, Oct 1, priced at $122 found 1 day ago
JetBlue Airways
Fri, Jun 6 - Wed, Jun 11
RSW
Fort Myers
ISP
Islip
$251 Roundtrip, found 1 day ago
$251
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Fri, Jun 6 from Fort Myers to Islip, returning Wed, Jun 11, priced at $251 found 1 day ago
Southwest Airlines
Sat, May 24 - Wed, May 28
RSW
Fort Myers
ISP
Islip
$302 Roundtrip, found 2 hours ago
$302
Roundtrip
found 2 hours ago
Select Southwest Airlines flight, departing Sat, May 24 from Fort Myers to Islip, returning Wed, May 28, priced at $302 found 2 hours ago
Flights from Fort Myers (RSW) to Islip (ISP)
Origin airport
Southwest Florida Intl.
Destination airport
MacArthur
Airlines serving
Breeze Airways, Frontier Airlines, JetBlue Airways, Southwest Airlines
Roundtrip price
$92
Distance
1102 mi

Fort Myers to Islip Flights

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

 

The best time to book a flight from Fort Myers to Islip

Sunday is one of the best days to book for cheap flights from Fort Myers 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 Fort Myers 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 Fort Myers to Islip in 2025. You can also book with separate airlines for your outbound and return journeys, from $49 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 Fort Myers 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 Fort Myers 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

How much does a flight from Southwest Florida Intl. Airport (RSW) to MacArthur Airport (ISP) cost?
Cheap round-trip fares from Southwest Florida Intl. Airport (RSW) to MacArthur Airport (ISP) start at $98. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Frontier Airlines flight leaving RSW on May 16 2025 and touching down at ISP. The price was last updated on April 24 2025 and has not changed since.
What is the cheapest month to fly from RSW to ISP?
The cheapest flights from RSW to ISP 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 Southwest Florida Intl. Airport (RSW) to MacArthur Airport (ISP)?
Jump on a nonstop flight with Breeze Airways and travel straight from Southwest Florida Intl. Airport (RSW) to MacArthur Airport (ISP).
What is the cheapest airline that flies from RSW to ISP?
Travel from RSW to ISP with Frontier Airlines. This airline currently offers the cheapest one-way ticket for this route, starting at $49. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from RSW on May 21 2025. Prices were last updated on April 24 2025 and have not changed since.
How many flights per day from Southwest Florida Intl. Airport (RSW) to MacArthur Airport (ISP)?
On average, you can take your pick of 4 direct flights departing from Southwest Florida Intl. Airport (RSW) to MacArthur Airport (ISP) every week. If you don’t find one that fits your schedule, think about taking a flight with a layover. Customize your search on Expedia to include one stop or more and choose the next best alternative.
What are the most popular departure times for flights from Southwest Florida Intl. Airport (RSW) to MacArthur Airport (ISP)?
Flights between RSW and ISP are their busiest at 3 PM. If you want a more relaxed trip and possibly cheaper tickets, look for a departure that’s outside typical rush times.
What day of the week has the most flights from RSW to ISP?
Fly on a Friday if you’re after the best selection of flights from Southwest Florida Intl. Airport (RSW) to MacArthur Airport (ISP).
What is the earliest flight from Southwest Florida Intl. Airport (RSW) to MacArthur Airport (ISP)?
Southwest Florida Intl. Airport (RSW)’s earliest flight to MacArthur Airport (ISP) leaves at approximately 3:04PM UTC-5. With a flight time of 2h 55m, you’ll land at around 5:59PM UTC-5.
How long does it take to fly from Southwest Florida Intl. Airport (RSW) to MacArthur Airport (ISP)?
It takes about 2 hours and 55 minutes to fly the 1,100 mi from RSW to ISP.
What is the best time to fly from Southwest Florida Intl. Airport (RSW) to MacArthur Airport (ISP)?
Select a flight from Southwest Florida Intl. Airport (RSW) to MacArthur Airport (ISP) that takes off before 3 PM to reduce the risk of cancellations. Departures later than this are on average 22% more likely to be canceled.**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.
What airports do you fly into for Islip from Southwest Florida Intl. Airport (RSW)?
A direct flight from Southwest Florida Intl. Airport (RSW) will fly you straight to one of these hubs in Islip:

  • LaGuardia Airport (LGA)
  • John F. Kennedy Intl. Airport (JFK)
  • Westchester County Airport (HPN)
  • Tweed - New Haven Regional Airport (HVN)
  • MacArthur Airport (ISP)

Is it cheaper to buy a plane ticket from Southwest Florida Intl. Airport (RSW) to MacArthur Airport (ISP) last-minute?
Holding off until right before your break to book a flight from RSW to ISP generally means paying more. While you might find some last-minute offers, they’re not always guaranteed. Keep your travel plans flexible to boost your chances of snagging a bargain.
Is it cheaper to book a RSW to ISP flight and hotel package?
Compared with arranging hotels and flights separately, booking a RSW to ISP flight and hotel package with Expedia could lead to significant savings. Better still, having it all in one place takes the hassle out of planning your trip. Just secure your flights and choose from our extensive range of stays, then customize your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Southwest Florida Intl. Airport (RSW) to MacArthur Airport (ISP)?
You can usually reschedule or cancel your RSW to ISP flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Check your airline’s policies in your itinerary to see what changes are allowed and whether any costs are involved. You’ll also find further details on our Customer Service portal.

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*Available to One Key members.