$41 Cheap Flights from Wilmington (ILM) to Islip (ISP)

View $41 flight on Thu, Nov 27, 2025Opens in a new window

Popular airlines from Wilmington Intl. Airport (ILM) to MacArthur Airport (ISP)

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Cheap Flights from Wilmington to Islip (ILM-ISP)

Prices were available within the past 7 days and start at $41 for one-way flights and $82 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Breeze Airways
Thu, Nov 6 - Sun, Nov 9
ILM
Wilmington
ISP
Islip
$82 Roundtrip, found 6 hours ago
$82
Roundtrip
found 6 hours ago
Select Breeze Airways flight, departing Thu, Nov 6 from Wilmington to Islip, returning Sun, Nov 9, priced at $82 found 6 hours ago
Breeze Airways
Thu, Nov 6 - Sun, Nov 9
ILM
Wilmington
ISP
Islip
$87 Roundtrip, found 10 hours ago
$87
Roundtrip
found 10 hours ago
Select Breeze Airways flight, departing Thu, Nov 6 from Wilmington to Islip, returning Sun, Nov 9, priced at $87 found 10 hours ago
Breeze Airways
Sun, Oct 26 - Sun, Nov 2
ILM
Wilmington
ISP
Islip
$92 Roundtrip, found 7 hours ago
$92
Roundtrip
found 7 hours ago
Select Breeze Airways flight, departing Sun, Oct 26 from Wilmington to Islip, returning Sun, Nov 2, priced at $92 found 7 hours ago
Breeze Airways
Sun, Nov 23 - Sun, Dec 7
ILM
Wilmington
ISP
Islip
$97 Roundtrip, found 2 days ago
$97
Roundtrip
found 2 days ago
Select Breeze Airways flight, departing Sun, Nov 23 from Wilmington to Islip, returning Sun, Dec 7, priced at $97 found 2 days ago
Breeze Airways
Sun, Nov 23 - Thu, Dec 4
ILM
Wilmington
ISP
Islip
$102 Roundtrip, found 19 hours ago
$102
Roundtrip
found 19 hours ago
Select Breeze Airways flight, departing Sun, Nov 23 from Wilmington to Islip, returning Thu, Dec 4, priced at $102 found 19 hours ago
Breeze Airways
Sun, Nov 23 - Thu, Dec 4
ILM
Wilmington
ISP
Islip
$107 Roundtrip, found 19 hours ago
$107
Roundtrip
found 19 hours ago
Select Breeze Airways flight, departing Sun, Nov 23 from Wilmington to Islip, returning Thu, Dec 4, priced at $107 found 19 hours ago
Breeze Airways
Sun, Nov 23 - Thu, Dec 4
ILM
Wilmington
ISP
Islip
$112 Roundtrip, found 19 hours ago
$112
Roundtrip
found 19 hours ago
Select Breeze Airways flight, departing Sun, Nov 23 from Wilmington to Islip, returning Thu, Dec 4, priced at $112 found 19 hours ago
Breeze Airways
Thu, Oct 2 - Sun, Oct 5
ILM
Wilmington
ISP
Islip
$115 Roundtrip, found 2 days ago
$115
Roundtrip
found 2 days ago
Select Breeze Airways flight, departing Thu, Oct 2 from Wilmington to Islip, returning Sun, Oct 5, priced at $115 found 2 days ago
Breeze Airways
Sun, Oct 12 - Sun, Oct 19
ILM
Wilmington
ISP
Islip
$117 Roundtrip, found 1 day ago
$117
Roundtrip
found 1 day ago
Select Breeze Airways flight, departing Sun, Oct 12 from Wilmington to Islip, returning Sun, Oct 19, priced at $117 found 1 day ago
JetBlue Airways
Tue, Oct 7 - Sat, Oct 18
ILM
Wilmington
ISP
Islip
$360 Roundtrip, found 1 day ago
$360
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Tue, Oct 7 from Wilmington to Islip, returning Sat, Oct 18, priced at $360 found 1 day ago

Frequently asked questions

How much does a flight from Wilmington Intl. Airport (ILM) to MacArthur Airport (ISP) cost?
Snag a cheap one-way flight from $41 or cheap return flight from $82 from Wilmington Intl. Airport (ILM) to MacArthur Airport (ISP) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Wilmington Intl. Airport (ILM) to MacArthur Airport (ISP)?
November is the most affordable month to fly from ILM to ISP. Avoiding peak travel times is often the key to better flight prices.
What is the cheapest airline that flies from Wilmington Intl. Airport (ILM) to MacArthur Airport (ISP)?
To find the cheapest airline that'll fly you from ILM to ISP, use Expedia's filter tool. Customize your search based on what matters most to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Wilmington Intl. Airport (ILM) to MacArthur Airport (ISP)?
You'll have to book a flight with a layover when traveling from Wilmington Intl. Airport (ILM) to MacArthur Airport (ISP). There are no daily direct flights on this route. However, just filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from ILM to ISP?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary 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 Wilmington Intl. Airport (ILM) to MacArthur Airport (ISP)?
To arrive at MacArthur Airport (ISP) on schedule, opt for a flight that takes off from Wilmington Intl. Airport (ILM) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**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 Wilmington Intl. Airport (ILM)?
If you're leaving on a direct flight from Wilmington Intl. Airport (ILM) to Islip, you can land at either LaGuardia Airport (LGA) or Tweed - New Haven Regional Airport (HVN).
Is it cheaper to buy a plane ticket from Wilmington Intl. Airport (ILM) to MacArthur Airport (ISP) last-minute?
Holding off until right before your break to book your flight from ILM to ISP often results in higher prices. While you may come across some last-minute offers, they're not always guaranteed. Keep your travel schedule open to boost your chances of snagging a bargain.
Is it cheaper to book an ILM to ISP flight and hotel package?
Compared with arranging flights and hotels separately, booking an ILM to ISP flight and hotel package with Expedia could result in significant savings. Better still, having everything in one place takes the hassle out of travel planning. Simply pick your flights and select from our wide range of hotels, then personalize your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Wilmington Intl. Airport (ILM) to MacArthur Airport (ISP)?
If you booked your ILM to ISP flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of fare 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, head to our Customer Service portal if you'd like more information.

Travel information

Travel information

Origin airport
Wilmington Intl.
Destination airport
MacArthur
Airlines serving
Breeze Airways, JetBlue Airways
Roundtrip price
$81
Distance
521 mi

Book with confidence

Book with confidence

Wilmington to Islip Flights

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

 

The best time to book a flight from Wilmington to Islip

Sunday is one of the best days to book for cheap flights from Wilmington 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 Wilmington 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 Wilmington to Islip in 2025. You can also book with separate airlines for your outbound and return journeys, from $41 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 Wilmington 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 Wilmington 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.

 

Wilmington to Islip Flights

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*Available to One Key members.