HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Islip

$71+ Cheap flights from Charlotte to Islip, NY (CLT - ISP)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
CLT — ISP
ene. 11 — ene. 181
dom. 1/11
dom. 1/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Charlotte to Islip with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Charlotte to Islip

Cheapest flights from Charlotte to Islip
Explore the most affordable flight options available from Charlotte to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 12, 2025.

This CheapOair deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/249:04 pmCLT - ISP
1 stop14h 21mFrontier
lun. 1/58:24 pmISP - CLT
1 stop20h 18mFrontier
Deal found 12/11$163
This CheapOair deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/314:11 pmCLT - ISP
1 stop6h 06mFrontier
lun. 1/58:24 pmISP - CLT
1 stop20h 18mFrontier
Deal found 12/11$164
This CheapOair deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/314:11 pmCLT - ISP
1 stop6h 06mFrontier
dom. 1/48:24 pmISP - CLT
1 stop24h 34mFrontier
Deal found 12/10$165
This CheapOair deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/209:02 pmCLT - ISP
1 stop16h 07mFrontier
mar. 1/2012:00 pmISP - CLT
1 stop22h 40mFrontier
Deal found 12/10$188
This CheapOair deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/209:02 pmCLT - ISP
1 stop16h 07mFrontier
dom. 12/218:35 pmISP - CLT
1 stop24h 23mFrontier
Deal found 12/11$213
This CheapOair deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/244:11 pmCLT - ISP
1 stop6h 06mFrontier
jue. 1/112:20 pmISP - CLT
1 stop6h 04mFrontier
Deal found 12/11$214
This CheapOair deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/229:43 pmCLT - ISP
1 stop13h 42mFrontier
mar. 1/612:55 pmISP - CLT
1 stop26h 42mFrontier
Deal found 12/11$229
This CheapOair deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/219:33 pmCLT - ISP
1 stop15h 36mFrontier
mar. 1/612:55 pmISP - CLT
1 stop26h 42mFrontier
Deal found 12/11$233
This CheapOair deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/1710:45 amCLT - ISP
1 stop13h 53mFrontier
dom. 12/218:35 pmISP - CLT
1 stop24h 23mFrontier
Deal found 12/11$239
This CheapOair deal was found by Cheapflights users on 12/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/138:52 amCLT - ISP
1 stop25h 28mFrontier
lun. 1/58:24 pmISP - CLT
1 stop20h 18mFrontier
Deal found 12/11$243
This CheapOair deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/148:52 amCLT - ISP
1 stop24h 21mFrontier
mar. 12/168:29 pmISP - CLT
1 stop13h 21mFrontier
Deal found 12/9$248

Find flight deals from Charlotte to Islip

Discover tips and strategies to find the most affordable flight options for your journey from Charlotte (CLT) to Islip (ISP). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated diciembre 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$129
(CheapOair)

One-way from

$71
(CheapOair)

Popular in

November

Cheapest in

September

Average price

$408
Provider with most accurate pricing for Charlotte Douglas-Islip Long Island flight deals.
Search Deals
Provider most trusted by Cheapflights users for Charlotte Douglas-Islip Long Island flights.
Search Deals
From Charlotte Douglas to Islip Long Island
Search Deals
One-way flight from Charlotte Douglas to Islip Long Island
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($54 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Charlotte to Islip that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated diciembre 12, 2025.
Use the filters below to find and compare flights from Charlotte to Islip that are best for you.

Fly from

Charlotte

Fly to

Islip

Route

Depart

Return

Price

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

jue. 1/15

8:46 pm-8:09 pm

1 stop23h 23m

Islip Long Island

jue. 1/22

7:43 pm-6:07 pm

1 stop22h 24m

$148

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

mar. 1/13

8:46 pm-10:46 pm

1 stop26h 00m

Islip Long Island

jue. 1/15

7:58 pm-12:55 pm

1 stop16h 57m

$163

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

mié. 12/24

9:04 pm-11:25 am

1 stop14h 21m

Islip Long Island

lun. 1/5

2:04 pm-4:42 pm

1 stop26h 38m

$163

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

sáb. 1/10

8:46 pm-7:45 pm

1 stop22h 59m

Islip Long Island

mar. 1/13

8:00 am-4:43 pm

1 stop8h 43m

$163

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

mié. 12/31

4:11 pm-10:17 pm

1 stop6h 06m

Islip Long Island

lun. 1/5

2:04 pm-8:58 pm

1 stop6h 54m

$164

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

sáb. 1/17

8:46 pm-8:55 am

1 stop12h 09m

Islip Long Island

mar. 1/20

12:00 pm-10:40 am

1 stop22h 40m

$182

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

sáb. 1/10

8:46 pm-7:45 pm

1 stop22h 59m

Islip Long Island

sáb. 1/17

8:00 am-8:03 am

1 stop24h 03m

$182

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

jue. 1/15

9:07 pm-8:09 pm

2 stops23h 02m

Islip Long Island

jue. 1/22

7:43 pm-9:30 am

1 stop13h 47m

$183

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

mié. 12/24

4:11 pm-10:17 pm

1 stop6h 06m

Islip Long Island

jue. 1/1

12:20 pm-6:24 pm

1 stop6h 04m

$214

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

mar. 12/30

9:24 pm-4:37 pm

1 stop19h 13m

Islip Long Island

sáb. 1/10

7:56 pm-4:42 pm

1 stop20h 46m

$214

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 17 results
1
2

Compare providers for flights from Charlotte to Islip

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Charlotte to Islip in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Charlotte-Islip, New York flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Charlotte-Islip, New York flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Charlotte-Islip, New York flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Charlotte-Islip, New York flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Charlotte-Islip, New York flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Charlotte to Islip

Have a flexible travel schedule? Discover the best time to fly to Islip from Charlotte with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Charlotte to Islip

What is the cheapest month to book a flight from Charlotte to Islip, New York?

Currently, March is the cheapest month in which you can book a flight from Charlotte to Islip, New York (average of $42). Flying from Charlotte to Islip, New York in June is currently the most expensive (average of $82). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CLT to ISP?

Find hourly flight availability from Charlotte to Islip. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated diciembre 12, 2025.

When flying from Charlotte to Islip, New York, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 25% versus a flight in the afternoon.

Reviews of airlines servicing Islip

Get insights into the airlines that provide service to Islip. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Islip. Reviews last updated diciembre 12, 2025.
Read reviews from past customers who have flown Southwest and Frontier from Charlotte to Islip. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
7.9
Good
4,252 reviews

Food

7.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
7.9
Good
4,252 reviews
Southwest
7.9
Good
4,252 reviews

Food

7.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Frontier
5.8
Fair
3,084 reviews
Southwest
7.9
Good
4,252 reviews

Food

7.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Charlotte to Islip. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Charlotte to Islip, New York?

    Frontier can get you from Charlotte to Islip, New York in just under 23h 23m. Your travel time can differ by up to . The distance from Charlotte to Islip, New York is about 574 mi.

  • What are the cheapest airlines flying from Charlotte to Islip, New York round-trip?

    Our cheapest airline available from Charlotte to Islip, New York is Frontier. Our recent data shows that you can find tickets from as low as $63 on this airline. An additional option worth looking into is Southwest, starting at $252. Frontier is currently priced 81% below the average price you’ll pay for this route.

  • Can I find deals for flights from Charlotte to Islip that include hotel bookings?

    Yes. In addition to deals on Charlotte to Islip flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Charlotte to Islip?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Charlotte to Islip.

  • Can I find deals for business class flights from Charlotte to Islip?

    Yes. Cheapflights offers flight deals from Charlotte to Islip by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Charlotte to Islip, New York?

    Currently, March is the cheapest month in which you can book a flight from Charlotte to Islip, New York (average of $42). Flying from Charlotte to Islip, New York in June is currently the most expensive (average of $82). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Islip?

Book flights to Islip if you plan to visit one of these locations
Riverhead

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Charlotte to Islip

See prices for flight routes from nearby airports that may be better suited for you.
Charlotte to John F Kennedy Intl flights
Raleigh to LaGuardia flights
Raleigh to John F Kennedy Intl flights
Charlotte to LaGuardia flights
Charlotte to Newark flights
Raleigh to Newark flights
Greensboro to LaGuardia flights
Norfolk to Newark flights
Norfolk to LaGuardia flights
Greensboro to Newark flights
Asheville to LaGuardia flights
Norfolk to John F Kennedy Intl flights
Knoxville to LaGuardia flights
Asheville to John F Kennedy Intl flights
Greensboro to John F Kennedy Intl flights
Asheville to Newark flights
Knoxville to John F Kennedy Intl flights
Charlotte to Buffalo flights
Myrtle Beach to Newark flights
Raleigh to Stewart flights
Myrtle Beach to LaGuardia flights
Myrtle Beach to John F Kennedy Intl flights
Wilmington to John F Kennedy Intl flights
Wilmington to Newark flights
Charlotte to Stewart flights
Raleigh to Buffalo flights
Knoxville to Newark flights
Wilmington to LaGuardia flights
Raleigh to Islip flights
Charlotte to White Plains flights
Charlotte to Rochester flights
Charlotte to Albany flights
Charlotte to Syracuse flights
Myrtle Beach to White Plains flights
Raleigh to White Plains flights
Knoxville to Stewart flights
Raleigh to Syracuse flights
Norfolk to Buffalo flights
Norfolk to Syracuse flights
Norfolk to Albany flights
Blountville to John F Kennedy Intl flights
Blountville to LaGuardia flights
Blountville to Newark flights
Myrtle Beach to Stewart flights
Fayetteville to John F Kennedy Intl flights
Greensboro to Buffalo flights
Charlotte to Ithaca flights
Knoxville to Buffalo flights
Raleigh to Albany flights

Top 2 airlines flying from Charlotte to Islip

Discover the top 2 airlines that operate flights from Charlotte to Islip. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated diciembre 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$63Average$284FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$252Average$354FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.