$51 Cheap Flights from Charleston (CHS) to Islip (ISP)

View $51 flight on Mon, Jan 12, 2026Opens in a new window

Popular airlines from Charleston Intl. Airport (CHS) to MacArthur Airport (ISP)

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Cheap Flights from Charleston to Islip (CHS-ISP)

Prices were available within the past 7 days and start at $51 for one-way flights and $102 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Breeze Airways
Mon, Jan 12 - Mon, Jan 19
CHS
Charleston
ISP
Islip
$102 Roundtrip, found 5 hours ago
$102
Roundtrip
found 5 hours ago
Select Breeze Airways flight, departing Mon, Jan 12 from Charleston to Islip, returning Mon, Jan 19, priced at $102 found 5 hours ago
Breeze Airways
Mon, Jan 26 - Mon, Feb 2
CHS
Charleston
ISP
Islip
$107 Roundtrip, found 1 day ago
$107
Roundtrip
found 1 day ago
Select Breeze Airways flight, departing Mon, Jan 26 from Charleston to Islip, returning Mon, Feb 2, priced at $107 found 1 day ago
Breeze Airways
Mon, Jan 12 - Mon, Jan 19
CHS
Charleston
ISP
Islip
$112 Roundtrip, found 5 hours ago
$112
Roundtrip
found 5 hours ago
Select Breeze Airways flight, departing Mon, Jan 12 from Charleston to Islip, returning Mon, Jan 19, priced at $112 found 5 hours ago
Breeze Airways
Fri, Nov 14 - Mon, Nov 17
CHS
Charleston
ISP
Islip
$127 Roundtrip, found 4 hours ago
$127
Roundtrip
found 4 hours ago
Select Breeze Airways flight, departing Fri, Nov 14 from Charleston to Islip, returning Mon, Nov 17, priced at $127 found 4 hours ago
Breeze Airways
Fri, Oct 17 - Mon, Oct 20
CHS
Charleston
ISP
Islip
$128 Roundtrip, found 1 day ago
$128
Roundtrip
found 1 day ago
Select Breeze Airways flight, departing Fri, Oct 17 from Charleston to Islip, returning Mon, Oct 20, priced at $128 found 1 day ago
Breeze Airways
Fri, Oct 31 - Sun, Nov 2
CHS
Charleston
ISP
Islip
$130 Roundtrip, found 3 days ago
$130
Roundtrip
found 3 days ago
Select Breeze Airways flight, departing Fri, Oct 31 from Charleston to Islip, returning Sun, Nov 2, priced at $130 found 3 days ago
Breeze Airways
Thu, Oct 23 - Mon, Oct 27
CHS
Charleston
ISP
Islip
$134 Roundtrip, found 6 days ago
$134
Roundtrip
found 6 days ago
Select Breeze Airways flight, departing Thu, Oct 23 from Charleston to Islip, returning Mon, Oct 27, priced at $134 found 6 days ago
Breeze Airways
Thu, Oct 30 - Sun, Nov 2
CHS
Charleston
ISP
Islip
$138 Roundtrip, found 4 days ago
$138
Roundtrip
found 4 days ago
Select Breeze Airways flight, departing Thu, Oct 30 from Charleston to Islip, returning Sun, Nov 2, priced at $138 found 4 days ago
JetBlue Airways
Thu, Nov 13 - Tue, Nov 18
CHS
Charleston
ISP
Islip
$263 Roundtrip, found 1 day ago
$263
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Thu, Nov 13 from Charleston to Islip, returning Tue, Nov 18, priced at $263 found 1 day ago
Southwest Airlines
Sat, Oct 25 - Mon, Oct 27
CHS
Charleston
ISP
Islip
$282 Roundtrip, found 1 day ago
$282
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Sat, Oct 25 from Charleston to Islip, returning Mon, Oct 27, priced at $282 found 1 day ago

Frequently asked questions

How much does a flight from Charleston Intl. Airport (CHS) to MacArthur Airport (ISP) cost?
Get a cheap one-way flight from $51 or cheap return flight from $102 from Charleston Intl. Airport (CHS) 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 Charleston Intl. Airport (CHS) to MacArthur Airport (ISP)?
Planning your getaway for January may help you find better deals, as it's the cheapest month for flights between CHS and ISP. You'll often find the lowest prices during off-peak months.
Which airlines fly direct from Charleston Intl. Airport (CHS) to MacArthur Airport (ISP)?
Hop on a direct flight with Breeze Airways and head straight from Charleston Intl. Airport (CHS) to MacArthur Airport (ISP).
What is the cheapest airline that flies from Charleston Intl. Airport (CHS) to MacArthur Airport (ISP)?
To find the cheapest airline that'll fly you from CHS to ISP, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Charleston Intl. Airport (CHS) to MacArthur Airport (ISP)?
On average, you can take your pick of 3 direct flights taking off from Charleston Intl. Airport (CHS) to MacArthur Airport (ISP) weekly. If you don't see one that fits your travel plans, consider catching a flight that includes a layover. Customize your search results on Expedia to include one or more stops and select the next best alternative.
What are the most popular departure times for flights from Charleston Intl. Airport (CHS) to MacArthur Airport (ISP)?
The 7 AM departures from CHS to ISP are typically the busiest. Greater demand means you'll likely pay more for these departures. If you want to save money, choose a less crowded time to fly.
What day of the week has the most flights from CHS to ISP?
Fly on a Friday if you're looking for the biggest selection of flights from Charleston Intl. Airport (CHS) to MacArthur Airport (ISP).
What is the earliest flight from Charleston Intl. Airport (CHS) to MacArthur Airport (ISP)?
The earliest flight departing from Charleston Intl. Airport (CHS) is at around 7:15AM UTC-5. Catch this flight and you'll touch down at MacArthur Airport (ISP) at approximately 9:10AM UTC-5. The overall travel time is 1h 55m.
How long does it take to fly from Charleston Intl. Airport (CHS) to MacArthur Airport (ISP)?
It takes approximately 1 hour and 55 minutes to travel the 670 mi from CHS to ISP.
What airline has the least delays from CHS to ISP?
Breeze Airways has the strongest track record for on-time direct flights from Charleston Intl. Airport (CHS) to MacArthur Airport (ISP), with an on-time score of 94%. Use the Expedia App to view your flight status before you leave and get real-time alerts about any changes.
What is the best time to fly from Charleston Intl. Airport (CHS) to MacArthur Airport (ISP)?
To reach MacArthur Airport (ISP) without delays, book a flight that leaves Charleston Intl. Airport (CHS) 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.
What airports do you fly into for Islip from Charleston Intl. Airport (CHS)?
A direct flight from Charleston Intl. Airport (CHS) will take you straight to one of these hubs in Islip:

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

Is it cheaper to buy a plane ticket from Charleston Intl. Airport (CHS) to MacArthur Airport (ISP) last-minute?
Booking your ticket from CHS to ISP shortly before your journey is generally more expensive. However, if you're flexible with your schedule, you could grab a cheap last-minute fare.
Is it cheaper to book a CHS to ISP flight and hotel package?
You'll generally save money by securing a CHS to ISP flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. Once you've chosen your ideal accommodations and flights, you can add extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Charleston Intl. Airport (CHS) to MacArthur Airport (ISP)?
Typically, it's possible to reschedule or cancel your CHS to ISP flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Travel information

Origin airport
Charleston Intl.
Destination airport
MacArthur
Airlines serving
Breeze Airways, JetBlue Airways, Southwest Airlines
Roundtrip price
$101
Distance
666 mi
Average flight time
2 hours 33 mins

Book with confidence

Book with confidence

Charleston to Islip Flights

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

 

The best time to book a flight from Charleston to Islip

Sunday is one of the best days to book for cheap flights from Charleston 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 Charleston 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 Charleston to Islip in 2025. You can also book with separate airlines for your outbound and return journeys, from $51 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 Charleston 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 Charleston 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.

 

Charleston to Islip Flights

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