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Islip

$70+ 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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
CLT — ISP
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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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 January 21, 2026.

This Frontier deal was found by Cheapflights users on 1/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/1410:16 am
CLT
-
ISP
1 stop5h 56m
Frontier
Sat 2/218:23 pm
ISP
-
CLT
1 stop11h 35m
Frontier
Deal found 1/20$144
This CheapOair deal was found by Cheapflights users on 1/20. 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.
Thu 2/2610:24 pm
CLT
-
ISP
1 stop16h 15m
Frontier
Mon 3/23:34 pm
ISP
-
CLT
1 stop22h 17m
Frontier
Deal found 1/20$160
This CheapOair deal was found by Cheapflights users on 1/19. 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.
Tue 2/173:12 pm
CLT
-
ISP
1 stop22h 01m
Frontier
Thu 2/193:34 pm
ISP
-
CLT
1 stop16h 24m
Frontier
Deal found 1/19$161
This CheapOair deal was found by Cheapflights users on 1/20. 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.
Sat 2/284:38 pm
CLT
-
ISP
1 stop15h 10m
Frontier
Sun 3/15:51 pm
ISP
-
CLT
1 stop12h 58m
Frontier
Deal found 1/20$179
This CheapOair deal was found by Cheapflights users on 1/20. 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.
Tue 2/242:46 pm
CLT
-
ISP
1 stop17h 54m
Frontier
Thu 2/263:34 pm
ISP
-
CLT
1 stop25h 01m
Frontier
Deal found 1/20$181
This Kiwi.com deal was found by Cheapflights users on 1/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/145:49 pm
CLT
-
ISP
1 stop13h 59m
Multiple Airlines
Sat 2/215:07 pm
ISP
-
CLT
2 stops20h 09m
Multiple Airlines
Deal found 1/20$185
This CheapOair deal was found by Cheapflights users on 1/21. 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.
Mon 2/167:44 am
CLT
-
ISP
1 stop6h 55m
Frontier
Thu 2/193:34 pm
ISP
-
CLT
1 stop16h 24m
Frontier
Deal found 1/21$189
This CheapOair deal was found by Cheapflights users on 1/20. 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.
Mon 2/167:44 am
CLT
-
ISP
1 stop6h 55m
Frontier
Sat 2/2111:41 am
ISP
-
CLT
1 stop20h 17m
Frontier
Deal found 1/20$194
This CheapOair deal was found by Cheapflights users on 1/20. 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.
Sat 2/79:59 pm
CLT
-
ISP
1 stop10h 41m
Frontier
Sun 2/87:53 pm
ISP
-
CLT
1 stop14h 18m
Frontier
Deal found 1/20$195
This CheapOair deal was found by Cheapflights users on 1/20. 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.
Tue 3/32:46 pm
CLT
-
ISP
1 stop17h 54m
Frontier
Sat 3/710:43 am
ISP
-
CLT
1 stop22h 23m
Frontier
Deal found 1/20$198
This CheapOair deal was found by Cheapflights users on 1/20. 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.
Thu 1/299:58 pm
CLT
-
ISP
1 stop22h 49m
Frontier
Mon 2/27:43 pm
ISP
-
CLT
1 stop14h 57m
Frontier
Deal found 1/20$202
This CheapOair deal was found by Cheapflights users on 1/21. 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.
Tue 2/173:12 pm
CLT
-
ISP
1 stop22h 01m
Frontier
Sat 2/218:23 pm
ISP
-
CLT
1 stop11h 35m
Frontier
Deal found 1/21$205

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 January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$144
(Frontier)

One-way from

$70
(CheapOair)

Popular in

November

Cheapest in

September

Average price

$259
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. 8% potential increase in price ($30 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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 January 21, 2026.
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

Sat 2/14

10:16 am-4:12 pm

1 stop5h 56m

Islip Long Island

Sat 2/21

8:23 pm-7:58 am

1 stop11h 35m

$144

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

Tue 2/17

3:12 pm-1:13 pm

1 stop22h 01m

Islip Long Island

Thu 2/19

3:34 pm-7:58 am

1 stop16h 24m

$161

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

Sat 2/28

4:38 pm-7:48 am

1 stop15h 10m

Islip Long Island

Sun 3/1

5:51 pm-6:49 am

1 stop12h 58m

$179

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

Tue 2/24

2:46 pm-8:40 am

1 stop17h 54m

Islip Long Island

Thu 2/26

3:34 pm-4:35 pm

1 stop25h 01m

$181

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

Sat 2/14

5:49 pm-7:48 am

1 stop13h 59m

Islip Long Island

Sat 2/21

5:07 pm-1:16 pm

2 stops20h 09m

$185

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

Mon 2/16

7:44 am-2:39 pm

1 stop6h 55m

Islip Long Island

Thu 2/19

3:34 pm-7:58 am

1 stop16h 24m

$189

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

Thu 2/26

10:24 pm-7:38 am

1 stop9h 14m

Islip Long Island

Sun 3/1

5:51 pm-6:49 am

1 stop12h 58m

$195

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

Tue 3/3

2:46 pm-8:40 am

1 stop17h 54m

Islip Long Island

Sat 3/7

10:43 am-9:06 am

1 stop22h 23m

$198

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

Sat 1/31

9:59 pm-8:40 am

1 stop10h 41m

Islip Long Island

Mon 2/2

7:43 pm-10:40 am

1 stop14h 57m

$202

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

Thu 1/29

9:58 pm-8:47 pm

1 stop22h 49m

Islip Long Island

Mon 2/2

7:43 pm-10:40 am

1 stop14h 57m

$202

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 18 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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Charlotte-Islip, New York flight deals on Cheapflights vs. FlightHub >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 Expedia the most. Expedia 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 $78). 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.

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 January 21, 2026.
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
8.0
Very good
4,266 reviews

Crew

8.6

Comfort

8.0

Boarding

8.1

Overall

8.0

Entertainment

7.5

Food

7.0

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
8.0
Very good
4,266 reviews
Southwest
8.0
Very good
4,266 reviews

Crew

8.6

Comfort

8.0

Boarding

8.1

Overall

8.0

Entertainment

7.5

Food

7.0

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
5.7
Fair
3,057 reviews
Southwest
8.0
Very good
4,266 reviews

Crew

8.6

Comfort

8.0

Boarding

8.1

Overall

8.0

Entertainment

7.5

Food

7.0

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 5h 56m. 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 $47 on this airline. An additional option worth looking into is Southwest, starting at $252. Frontier is currently priced 85% 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 $78). 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

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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 January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$47Average$284FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$252Average$351FlexibilityNo cancel feeOn-time63%

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