$84 Cheap Flights from Charlotte (CLT) to Islip (ISP)

View $84 flight on Thu, Oct 30, 2025Opens in a new window

Popular airlines from Charlotte-Douglas Intl. Airport (CLT) to MacArthur Airport (ISP)

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Cheap Flights from Charlotte to Islip (CLT-ISP)

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
Sat, Nov 1 - Mon, Nov 3
CLT
Charlotte
ISP
Islip
$177 Roundtrip, found 16 hours ago
$177
Roundtrip
found 16 hours ago
Select Southwest Airlines flight, departing Sat, Nov 1 from Charlotte to Islip, returning Mon, Nov 3, priced at $177 found 16 hours ago
Frontier Airlines
Sun, Nov 9 - Tue, Nov 11
CLT
Charlotte
ISP
Islip
$178 Roundtrip, found 8 hours ago
$178
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Sun, Nov 9 from Charlotte to Islip, returning Tue, Nov 11, priced at $178 found 8 hours ago
Southwest Airlines
Thu, Oct 2 - Mon, Oct 6
CLT
Charlotte
ISP
Islip
$182 Roundtrip, found 3 days ago
$182
Roundtrip
found 3 days ago
Select Southwest Airlines flight, departing Thu, Oct 2 from Charlotte to Islip, returning Mon, Oct 6, priced at $182 found 3 days ago
Southwest Airlines
Fri, Dec 12 - Mon, Dec 15
CLT
Charlotte
ISP
Islip
$209 Roundtrip, found 4 days ago
$209
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Fri, Dec 12 from Charlotte to Islip, returning Mon, Dec 15, priced at $209 found 4 days ago
Southwest Airlines
Sat, Nov 1 - Mon, Nov 3
CLT
Charlotte
ISP
Islip
$218 Roundtrip, found 16 hours ago
$218
Roundtrip
found 16 hours ago
Select Southwest Airlines flight, departing Sat, Nov 1 from Charlotte to Islip, returning Mon, Nov 3, priced at $218 found 16 hours ago
Frontier Airlines
Thu, Oct 23 - Mon, Nov 3
CLT
Charlotte
ISP
Islip
$223 Roundtrip, found 5 days ago
$223
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Thu, Oct 23 from Charlotte to Islip, returning Mon, Nov 3, priced at $223 found 5 days ago
Southwest Airlines
Fri, Sep 12 - Mon, Sep 15
CLT
Charlotte
ISP
Islip
$233 Roundtrip, found 4 hours ago
$233
Roundtrip
found 4 hours ago
Select Southwest Airlines flight, departing Fri, Sep 12 from Charlotte to Islip, returning Mon, Sep 15, priced at $233 found 4 hours ago
Frontier Airlines
Thu, Oct 23 - Mon, Nov 3
CLT
Charlotte
ISP
Islip
$239 Roundtrip, found 5 days ago
$239
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Thu, Oct 23 from Charlotte to Islip, returning Mon, Nov 3, priced at $239 found 5 days ago
Frontier Airlines
Sun, Nov 9 - Tue, Nov 11
CLT
Charlotte
ISP
Islip
$243 Roundtrip, found 8 hours ago
$243
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Sun, Nov 9 from Charlotte to Islip, returning Tue, Nov 11, priced at $243 found 8 hours ago
Frontier Airlines
Sun, Oct 19 - Tue, Oct 21
CLT
Charlotte
ISP
Islip
$244 Roundtrip, found 5 days ago
$244
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Sun, Oct 19 from Charlotte to Islip, returning Tue, Oct 21, priced at $244 found 5 days ago

Find the cheapest month to fly from Charlotte (CLT) to Islip (ISP)

September is typically the cheapest month to fly

From $110 - $383 per traveler.

Graph displaying average flight prices per month

Alternative airports near Islip

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to MacArthur ISP. Cheapest and Closest option available. Average driving time to city center is 14 minutes. Flights from $666
ISP
MacArthur
CheapestClosest
Average driving time to city center14 min
Flights from $666
Flights from Charlotte (CLT) to Islip (ISP)
Origin airport
Charlotte-Douglas Intl.
Destination airport
MacArthur
Airlines serving
Frontier Airlines, Southwest Airlines
Roundtrip price
$176
Distance
574 mi

Charlotte to Islip Flights

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

 

The best time to book a flight from Charlotte to Islip

Sunday is one of the best days to book for cheap flights from Charlotte 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 Charlotte 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 Charlotte to Islip 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 Charlotte 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 Charlotte 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 Charlotte-Douglas Intl. Airport (CLT) to MacArthur Airport (ISP) cost?
Grab a cheap one-way flight from $84 or cheap return flight from $177 from Charlotte-Douglas Intl. Airport (CLT) 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 Charlotte-Douglas Intl. Airport (CLT) to MacArthur Airport (ISP)?
November is the most affordable month to fly from CLT to ISP. Timing your trip outside of the busy season is often the key to scoring lower fares.
What is the cheapest airline that flies from Charlotte-Douglas Intl. Airport (CLT) to MacArthur Airport (ISP)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest CLT to ISP flight.
How many flights per day from Charlotte-Douglas Intl. Airport (CLT) to MacArthur Airport (ISP)?
You'll need to take a flight with a layover if you're traveling from Charlotte-Douglas Intl. Airport (CLT) to MacArthur Airport (ISP). Direct flights don't operate daily on this route. However, just filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from CLT to ISP?
Usually you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* However, this can vary depending on the airline, season 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 Charlotte-Douglas Intl. Airport (CLT) to MacArthur Airport (ISP)?
To avoid possible delays on the Charlotte-Douglas Intl. Airport (CLT) to MacArthur Airport (ISP) route, travel before 3 PM. Later departures are 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 Charlotte-Douglas Intl. Airport (CLT)?
Charlotte-Douglas Intl. Airport (CLT) has direct flights to Islip. Here are some of the airports you can fly straight to:

  • LaGuardia Airport (LGA)
  • John F. Kennedy Intl. Airport (JFK)
  • Westchester County Airport (HPN)

Is it cheaper to buy a plane ticket from Charlotte-Douglas Intl. Airport (CLT) to MacArthur Airport (ISP) last-minute?
Booking your flight from CLT to ISP shortly before your getaway is usually more expensive. However, if you're flexible with your travel dates and times, you could snag a cheap last-minute fare.
Is it cheaper to book a CLT to ISP flight and hotel package?
Booking a CLT to ISP flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our impressive range of hotels and then add car rentals, flights and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Charlotte-Douglas Intl. Airport (CLT) to MacArthur Airport (ISP)?
Typically, you can cancel or reschedule your CLT to ISP flight. However, there may be additional charges, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you'd like further information, go to our Customer Service portal.

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*Available to One Key members.