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$60+ Cheap flights from Islip 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 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — CLT
Nov 13 — Nov 201
Thu 11/13
Thu 11/20
1 adult, Economy
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Find 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 October 14, 2025.

This CheapOair deal was found by Cheapflights users on 10/13. 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 11/154:58 pmISP - CLT
1 stop18h 00mFrontier
Mon 11/178:04 pmCLT - ISP
1 stop21h 38mFrontier
Deal found 10/13$68
This CheapOair deal was found by Cheapflights users on 10/12. 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 10/2512:38 pmISP - CLT
1 stop27h 37mFrontier
Tue 10/282:27 pmCLT - ISP
1 stop20h 10mFrontier
Deal found 10/12$108
This CheapOair deal was found by Cheapflights users on 10/12. 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 10/306:37 pmISP - CLT
1 stop14h 25mFrontier
Sun 11/210:25 pmCLT - ISP
1 stop12h 12mFrontier
Deal found 10/12$129
This CheapOair deal was found by Cheapflights users on 10/12. 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 10/239:37 pmISP - CLT
1 stop11h 10mFrontier
Mon 10/278:05 pmCLT - ISP
1 stop21h 37mFrontier
Deal found 10/12$137
This CheapOair deal was found by Cheapflights users on 10/12. 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 10/314:58 pmISP - CLT
1 stop19h 25mFrontier
Sun 11/27:38 pmCLT - ISP
1 stop13h 31mFrontier
Deal found 10/12$150
This CheapOair deal was found by Cheapflights users on 10/11. 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.
Wed 10/294:58 pmISP - CLT
1 stop23h 07mFrontier
Mon 11/38:05 pmCLT - ISP
1 stop21h 37mFrontier
Deal found 10/11$152
This CheapOair deal was found by Cheapflights users on 10/12. 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 10/244:58 pmISP - CLT
1 stop19h 46mFrontier
Fri 10/318:05 pmCLT - ISP
1 stop14h 32mFrontier
Deal found 10/12$158
This CheapOair deal was found by Cheapflights users on 10/13. 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 10/244:58 pmISP - CLT
1 stop19h 46mFrontier
Mon 10/278:05 pmCLT - ISP
1 stop21h 37mFrontier
Deal found 10/13$163
This CheapOair deal was found by Cheapflights users on 10/12. 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 10/219:37 pmISP - CLT
1 stop15h 42mFrontier
Fri 10/2410:05 pmCLT - ISP
1 stop13h 48mFrontier
Deal found 10/12$166
This Trip.com deal was found by Cheapflights users on 10/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/124:58 pmISP - CLT
1 stop27h 35mMultiple Airlines
Tue 11/182:05 pmCLT - ISP
1 stop20h 32mMultiple Airlines
Deal found 10/14$169
This CheapOair deal was found by Cheapflights users on 10/12. 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 10/314:58 pmISP - CLT
1 stop19h 25mFrontier
Mon 11/38:05 pmCLT - ISP
1 stop21h 37mFrontier
Deal found 10/12$173
This Kiwi.com deal was found by Cheapflights users on 10/12. 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.
Tue 11/116:27 pmISP - CLT
1 stop19h 23mFrontier
Tue 11/182:27 pmCLT - ISP
1 stop20h 10mFrontier
Deal found 10/12$176

Cheap 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 October 14, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$68
(CheapOair)

One-way from

$60
(CheapOair)

Popular in

February

Cheapest in

July

Average price

$395
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
Highest demand for flights based on searches. 0% potential increase in price ($3 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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 October 14, 2025.
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

Fri 10/31

4:58 pm-12:23 pm

1 stop19h 25m

Charlotte Douglas

Sun 11/2

10:25 pm-10:37 am

1 stop12h 12m

$150

IslipCharlotte

ISP - CLT

ISPCLT

Islip Long Island

Sat 11/8

4:58 pm-11:32 am

1 stop18h 34m

Charlotte Douglas

Tue 11/11

9:05 pm-10:37 am

1 stop13h 32m

$166

IslipCharlotte

ISP - CLT

ISPCLT

Islip Long Island

Fri 11/7

2:47 pm-12:23 pm

1 stop21h 36m

Charlotte Douglas

Wed 11/12

8:04 pm-5:42 pm

1 stop21h 38m

$178

IslipCharlotte

ISP - CLT

ISPCLT

Islip Long Island

Fri 10/31

4:58 pm-12:23 pm

1 stop19h 25m

Charlotte Douglas

Mon 11/3

8:05 pm-5:42 pm

1 stop21h 37m

$181

IslipCharlotte

ISP - CLT

ISPCLT

Islip Long Island

Wed 11/12

4:58 pm-8:33 pm

1 stop27h 35m

Charlotte Douglas

Wed 11/19

2:05 pm-9:07 am

1 stop19h 02m

$188

IslipCharlotte

ISP - CLT

ISPCLT

Islip Long Island

Sat 11/8

4:58 pm-8:25 pm

1 stop27h 27m

Charlotte Douglas

Mon 11/10

9:57 am-7:06 pm

1 stop9h 09m

$188

IslipCharlotte

ISP - CLT

ISPCLT

Islip Long Island

Sat 11/8

4:58 pm-9:07 am

1 stop16h 09m

Charlotte Douglas

Wed 11/12

2:05 pm-5:42 pm

1 stop27h 37m

$200

IslipCharlotte

ISP - CLT

ISPCLT

Islip Long Island

Wed 11/12

4:58 pm-9:02 am

1 stop16h 04m

Charlotte Douglas

Tue 11/18

2:27 pm-10:37 am

1 stop20h 10m

$217

IslipCharlotte

ISP - CLT

ISPCLT

Islip Long Island

Thu 11/20

5:40 am-10:15 am

1 stop4h 35m

Charlotte Douglas

Thu 11/27

12:45 pm-4:35 pm

1 stop3h 50m

$227

IslipCharlotte

ISP - CLT

ISPCLT

Islip Long Island

Fri 11/7

8:47 pm-3:05 pm

2 stops18h 18m

Charlotte Douglas

Wed 11/12

2:05 pm-5:42 pm

1 stop27h 37m

$231

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/12

Showing 1-10 of 20 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 October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice 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-Charlotte flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Islip-Charlotte flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Islip-Charlotte flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Islip-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-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 to Charlotte?

Currently, September is the cheapest month in which you can book a flight from Islip to Charlotte (average of $36). Flying from Islip 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.

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

Find hourly flight availability from Islip to Charlotte. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 14, 2025.

One of the essential ways to save on airfare from Islip to Charlotte is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 52% on airfare.

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 October 14, 2025.
Read reviews from past customers who have flown Southwest and Frontier 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
4,235 reviews

Boarding

8.1

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,235 reviews
Southwest
8.0
Very good
4,235 reviews

Boarding

8.1

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,136 reviews
Southwest
8.0
Very good
4,235 reviews

Boarding

8.1

Comfort

8.0

Crew

8.6

Food

7.0

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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 to Charlotte?

    For as low as $150, Frontier can have you in Charlotte from Islip in 19h 25m. There are 574 mi between Islip and Charlotte.

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

    According to our current data, Frontier ($98), and Southwest ($273) offers the cheapest pricing from Islip to Charlotte. Users have found that Frontier is 72% cheaper than the other options available 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 to Charlotte?

    Currently, September is the cheapest month in which you can book a flight from Islip to Charlotte (average of $36). Flying from Islip 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
Hickory
Boone
Mooresville
Morganton
Huntersville
Lancaster
Rock Hill
Salisbury
Shelby
Kannapolis
Fort Mill
Pineville

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Islip to Charlotte

Discover the top 2 airlines 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 October 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$98Average$261FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$273Average$382FlexibilityNo cancel feeOn-time63%

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