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$89+ Cheap flights from Islip, NY to Charlotte (ISP - CLT)

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 4/7. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — CLT
Mar 24 — Mar 311
Tue 3/24
Tue 3/31
1 adult, Economy
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Find cheap flights from Islip to Charlotte with Cheapflights

1. Tell us where you want to go

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Cheap flight deals from Islip to Charlotte

Cheapest flights from Islip to Charlotte
Explore the most affordable flight options available from Islip to Charlotte. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 22, 2026.

This Southwest deal was found by Cheapflights users on 2/18. 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.
Tue 3/174:40 pm
ISP
-
CLT
1 stop5h 20m
Southwest
Tue 3/248:10 am
CLT
-
ISP
1 stop3h 30m
Southwest
Deal found 2/18$177
This Kiwi.com deal was found by Cheapflights users on 2/20. 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.
Mon 3/91:22 pm
ISP
-
CLT
1 stop18h 41m
Multiple Airlines
Thu 3/267:48 pm
CLT
-
ISP
2 stops17h 43m
Multiple Airlines
Deal found 2/20$184
This Kiwi.com deal was found by Cheapflights users on 2/20. 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.
Mon 3/91:22 pm
ISP
-
CLT
1 stop18h 41m
Frontier
Thu 3/267:48 pm
CLT
-
ISP
1 stop16h 59m
Frontier
Deal found 2/20$197
This CheapOair deal was found by Cheapflights users on 2/18. 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 2/275:07 pm
ISP
-
CLT
1 stop16h 14m
Frontier
Sun 3/112:57 pm
CLT
-
ISP
1 stop18h 41m
Frontier
Deal found 2/18$202
This CheapOair deal was found by Cheapflights users on 2/19. 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.
Sat 3/710:43 am
ISP
-
CLT
1 stop22h 23m
Frontier
Sat 5/28:09 pm
CLT
-
ISP
1 stop13h 04m
Frontier
Deal found 2/19$205
This Kiwi.com deal was found by Cheapflights users on 2/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/91:22 pm
ISP
-
CLT
1 stop23h 33m
Frontier
Thu 3/127:48 pm
CLT
-
ISP
1 stop16h 59m
Frontier
Deal found 2/19$214
This Kiwi.com deal was found by Cheapflights users on 2/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/15:51 pm
ISP
-
CLT
1 stop12h 58m
Multiple Airlines
Thu 3/510:46 pm
CLT
-
ISP
2 stops14h 45m
Multiple Airlines
Deal found 2/19$223
This Kiwi.com deal was found by Cheapflights users on 2/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/85:08 pm
ISP
-
CLT
1 stop14h 50m
Frontier
Thu 3/129:36 pm
CLT
-
ISP
1 stop12h 12m
Frontier
Deal found 2/21$225
This Kiwi.com deal was found by Cheapflights users on 2/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/164:07 pm
ISP
-
CLT
1 stop18h 07m
Multiple Airlines
Sun 4/1910:31 pm
CLT
-
ISP
1 stop21h 05m
Multiple Airlines
Deal found 2/19$236
This Southwest deal was found by Cheapflights users on 2/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/14:30 pm
ISP
-
CLT
1 stop5h 10m
Southwest
Mon 5/47:20 pm
CLT
-
ISP
1 stop4h 10m
Southwest
Deal found 2/21$238

Find flight deals from Islip to Charlotte

Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to Charlotte (CLT). 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 February 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$177
(Southwest)

One-way from

$89
(Southwest)

Popular in

February

Cheapest in

January

Average price

$491
Provider with most accurate pricing for Islip Long Island-Charlotte Douglas flight deals.
Search Deals
Provider most trusted by Cheapflights users for Islip Long Island-Charlotte Douglas flights.
Search Deals
From Islip Long Island to Charlotte Douglas
Search Deals
One-way flight from Islip Long Island to Charlotte Douglas
Search Deals
High demand for flights, 8% potential price rise
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip to Charlotte 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 February 22, 2026.
Use the filters below to find and compare flights from Islip to Charlotte that are best for you.

Fly from

Islip

Fly to

Charlotte

Route

Depart

Return

Price

IslipCharlotte

ISP - CLT

ISPCLT

Islip Long Island

Tue 3/17

4:40 pm-10:00 pm

1 stop5h 20m

Charlotte Douglas

Tue 3/24

8:10 am-11:40 am

1 stop3h 30m

$177

IslipCharlotte

ISP - CLT

ISPCLT

Islip Long Island

Thu 4/16

4:30 pm-9:35 pm

1 stop5h 05m

Charlotte Douglas

Mon 4/20

7:20 pm-11:30 pm

1 stop4h 10m

$197

IslipCharlotte

ISP - CLT

ISPCLT

Islip Long Island

Thu 3/19

2:00 pm-6:40 pm

1 stop4h 40m

Charlotte Douglas

Thu 3/26

8:00 pm-11:55 pm

1 stop3h 55m

$197

IslipCharlotte

ISP - CLT

ISPCLT

Islip Long Island

Thu 4/23

12:30 pm-6:20 pm

1 stop5h 50m

Charlotte Douglas

Sat 5/2

7:05 am-11:35 am

1 stop4h 30m

$260

IslipCharlotte

ISP - CLT

ISPCLT

Islip Long Island

Thu 4/16

4:07 pm-11:47 pm

1 stop7h 40m

Charlotte Douglas

Sun 4/19

7:17 pm-1:31 pm

2 stops18h 14m

$274

IslipCharlotte

ISP - CLT

ISPCLT

Islip Long Island

Thu 3/26

2:00 pm-6:40 pm

1 stop4h 40m

Charlotte Douglas

Mon 3/30

8:00 pm-11:55 pm

1 stop3h 55m

$276

IslipCharlotte

ISP - CLT

ISPCLT

Islip Long Island

Fri 3/20

2:00 pm-6:40 pm

1 stop4h 40m

Charlotte Douglas

Mon 3/23

8:00 pm-11:55 pm

1 stop3h 55m

$316

IslipCharlotte

ISP - CLT

ISPCLT

Islip Long Island

Tue 4/7

4:10 pm-8:45 pm

1 stop4h 35m

Charlotte Douglas

Sat 4/11

7:05 am-11:35 am

1 stop4h 30m

$338

IslipCharlotte

ISP - CLT

ISPCLT

Islip Long Island

Tue 4/7

4:05 pm-8:45 pm

1 stop4h 40m

$89

IslipCharlotte

ISP - CLT

ISPCLT

Islip Long Island

Sat 4/18

4:40 pm-9:10 pm

1 stop4h 30m

$99

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 16 results
1
2

Compare providers for flights from Islip to Charlotte

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 Islip to Charlotte in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*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 Islip, New York-Charlotte flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Islip, New York-Charlotte flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Islip, New York-Charlotte flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Islip, New York-Charlotte 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 Islip, New York-Charlotte 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 Islip to Charlotte

Have a flexible travel schedule? Discover the best time to fly to Charlotte from Islip 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 Islip to Charlotte

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

Currently, September is the cheapest month in which you can book a flight from Islip, New York to Charlotte (average of $36). Flying from Islip, New York to Charlotte in July is currently the most expensive (average of $85). 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 Charlotte

Get insights into the airlines that provide service to Charlotte. 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 Charlotte. Reviews last updated February 22, 2026.
Read reviews from past customers who have flown Southwest from Islip to Charlotte. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,300 reviews

Overall

8.0

Crew

8.6

Comfort

8.0

Entertainment

7.5

Boarding

8.1

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
4,300 reviews
Southwest
8.0
Very good
4,300 reviews

Overall

8.0

Crew

8.6

Comfort

8.0

Entertainment

7.5

Boarding

8.1

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 Islip to Charlotte. 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 Islip, New York to Charlotte?

    A quick flight from Islip, New York to Charlotte can take about 5h 20m. Southwest provides one of the quickest options available for as low as $177. Airlines will cover a distance of 574 mi.

  • What is the cheapest airline to fly from Islip, New York to Charlotte round-trip?

    Currently priced at $252, Southwest will fly you from Islip, New York to Charlotte and back. In addition to Southwest, many other airlines offer competitively priced options for your trip. Southwest is 24% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Islip to Charlotte 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 Islip, New York to Charlotte?

    Currently, September is the cheapest month in which you can book a flight from Islip, New York to Charlotte (average of $36). Flying from Islip, New York to Charlotte in July is currently the most expensive (average of $85). 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 Charlotte?

Book flights to Charlotte if you plan to visit one of these locations
Gaffney
Matthews
Gastonia
Salisbury
Hickory
Morganton
Mooresville
Huntersville
Boone
Rock Hill
Lancaster
Shelby
Kannapolis
Fort Mill
Statesville

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Islip to Charlotte

Discover the top airline that operate flights from Islip to Charlotte. 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 February 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$252Average$359FlexibilityNo cancel feeOn-time63%

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