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Islip

$86+ 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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
CLT — ISP
Apr 11 — Apr 181
Sat 4/11
Sat 4/18
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 March 12, 2026.

This CheapOair deal was found by Cheapflights users on 3/9. 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.
Sat 4/258:09 pm
CLT
-
ISP
1 stop13h 04m
Frontier
Mon 4/274:07 pm
ISP
-
CLT
1 stop24h 28m
Frontier
Deal found 3/9$160
This Southwest deal was found by Cheapflights users on 3/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/17:00 pm
CLT
-
ISP
1 stop3h 50m
Southwest
Wed 4/812:30 pm
ISP
-
CLT
1 stop5h 15m
Southwest
Deal found 3/9$177
This Expedia deal was found by Cheapflights users on 3/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/19:45 pm
CLT
-
ISP
1 stop11h 23m
Frontier
Fri 6/510:03 am
ISP
-
CLT
1 stop10h 47m
Frontier
Deal found 3/7$181
This Kiwi.com deal was found by Cheapflights users on 3/7. 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.
Thu 4/169:32 pm
CLT
-
ISP
1 stop11h 41m
Multiple Airlines
Sun 4/194:07 pm
ISP
-
CLT
1 stop16h 02m
Multiple Airlines
Deal found 3/7$195
This Southwest deal was found by Cheapflights users on 3/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/2512:15 pm
CLT
-
ISP
1 stop3h 45m
Southwest
Mon 4/274:30 pm
ISP
-
CLT
1 stop5h 10m
Southwest
Deal found 3/10$197
This CheapOair deal was found by Cheapflights users on 3/10. 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.
Thu 5/143:30 pm
CLT
-
ISP
1 stop17h 43m
Frontier
Mon 5/184:07 pm
ISP
-
CLT
1 stop24h 28m
Frontier
Deal found 3/10$201
This Frontier deal was found by Cheapflights users on 3/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/58:20 am
CLT
-
ISP
1 stop10h 44m
Frontier
Thu 4/95:30 am
ISP
-
CLT
1 stop7h 08m
Frontier
Deal found 3/9$215
This CheapOair deal was found by Cheapflights users on 3/7. 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.
Fri 3/2710:11 am
CLT
-
ISP
1 stop23h 37m
Frontier
Mon 3/301:22 pm
ISP
-
CLT
1 stop27h 18m
Frontier
Deal found 3/7$234
This Southwest deal was found by Cheapflights users on 3/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/247:20 pm
CLT
-
ISP
1 stop4h 10m
Southwest
Mon 4/274:30 pm
ISP
-
CLT
1 stop5h 10m
Southwest
Deal found 3/7$238

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 March 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$160
(CheapOair)

One-way from

$86
(CheapOair)

Popular in

November

Cheapest in

September

Average price

$395
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. 4% potential increase in price ($18 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 March 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 March 12, 2026.
Use the filters below to find and compare flights from Charlotte to Islip that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

Wed 4/1

7:00 pm-10:50 pm

1 stop3h 50m

Islip Long Island

Wed 4/8

12:30 pm-5:45 pm

1 stop5h 15m

$177
Quickest round-trip

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

Sat 4/25

12:15 pm-4:00 pm

1 stop3h 45m

Islip Long Island

Mon 4/27

4:30 pm-9:40 pm

1 stop5h 10m

$197

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

Mon 4/27

7:20 pm-11:30 pm

1 stop4h 10m

Islip Long Island

Fri 5/1

4:30 pm-9:40 pm

1 stop5h 10m

$238

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

Mon 6/1

7:20 pm-11:30 pm

1 stop4h 10m

Islip Long Island

Fri 6/5

3:05 pm-11:15 pm

2 stops8h 10m

$243

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

Wed 4/8

8:00 am-1:50 pm

1 stop5h 50m

Islip Long Island

Wed 4/15

12:30 pm-9:40 pm

2 stops9h 10m

$248

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

Wed 6/17

9:45 pm-9:08 am

1 stop11h 23m

Islip Long Island

Mon 6/22

10:03 am-7:58 am

1 stop21h 55m

$250

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

Thu 6/4

7:50 pm-11:35 pm

1 stop3h 45m

Islip Long Island

Sun 6/7

6:00 am-7:20 pm

2 stops13h 20m

$297

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

Wed 4/8

8:00 am-1:50 pm

1 stop5h 50m

Islip Long Island

Sun 4/12

6:05 am-10:10 am

1 stop4h 05m

$301
Cheapest one-way

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

Sun 5/10

5:41 pm-9:13 am

1 stop15h 32m

$86

CharlotteIslip

CLT - ISP

CLTISP

Charlotte Douglas

Fri 6/5

8:53 am-9:08 am

1 stop24h 15m

$86

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/9

Showing 1-10 of 17 resultsSorted by cheapest first
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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 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 FlightHub the most. FlightHub 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 $30). Flying from Charlotte to Islip, New York in July 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 March 12, 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
4,319 reviews

Overall

8.0

Boarding

8.1

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..
Southwest
8.0
Very good
4,319 reviews
Southwest
8.0
Very good
4,319 reviews

Overall

8.0

Boarding

8.1

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..
Frontier
5.7
Fair
3,031 reviews
Southwest
8.0
Very good
4,319 reviews

Overall

8.0

Boarding

8.1

Crew

8.6

Food

7.0

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..

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?

    Southwest can get you from Charlotte to Islip, New York in just under 3h 50m. 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 $248. 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 $30). Flying from Charlotte to Islip, New York in July 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
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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 March 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$63Average$284FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$248Average$361FlexibilityNo cancel feeOn-time63%

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