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$41+ Cheap flights from Charleston to Islip, NY (CHS - 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 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — ISP
feb. 25 — mar. 41
mar. 2/25
mar. 3/4
1 adult, Economy
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Cheap flight deals from Charleston to Islip

Discover tips and strategies to find the most affordable flight options for your journey from Charleston (CHS) 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 febrero 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$80
(CheapOair)

One-way from

$41
(CheapOair)

Popular in

March

Cheapest in

February

Average price

$107

Good round-trip deal

$101 or less

Good one-way deal

$129 or less
Provider with most accurate pricing for Charleston-Islip Long Island flight deals.
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Provider most trusted by Cheapflights users for Charleston-Islip Long Island flights.
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From Charleston to Islip Long Island
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One-way flight from Charleston to Islip Long Island
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Charleston to Islip Long Island.
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Price to beat on a one-way flight from Charleston to Islip Long Island.
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Find flight deals from Charleston to Islip

Cheapest flights from Charleston to Islip
Explore the most affordable flight options available from Charleston to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on febrero 20, 2025.

This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 3/67:00 amCHS - ISP
1 stop3h 11mBreeze Airways
vie. 3/78:25 pmISP - CHS
Nonstop2h 09mBreeze Airways
Deal found 2/20$80
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/27:05 amCHS - ISP
1 stop10h 35mMultiple Airlines
sáb. 4/56:20 pmISP - CHS
2 stops28h 32mMultiple Airlines
Deal found 2/19$277
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/15:00 pmCHS - ISP
1 stop6h 05mSouthwest
mar. 5/61:00 pmISP - CHS
2 stops8h 45mSouthwest
Deal found 2/19$327
This JetBlue 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/24:45 pmCHS - ISP
1 stop4h 23mJetBlue
dom. 5/46:00 amISP - CHS
1 stop4h 53mJetBlue
Deal found 2/19$487

Find flights from Charleston to Islip within your budget

Customize your flight search to find flights from Charleston 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 febrero 20, 2025.

Fly from

Charleston

Fly to

Islip

Route

Depart

Return

Price

CharlestonIslip

CHS - ISP

CHSISP

Charleston

jue. 3/6

7:00 am-10:11 am

1 stop3h 11m

Islip Long Island

vie. 3/7

8:25 pm-10:34 pm

Nonstop2h 09m

$80

CharlestonIslip

CHS - ISP

CHSISP

Charleston

mié. 4/2

7:05 am-5:40 pm

1 stop10h 35m

Islip Long Island

sáb. 4/5

6:20 pm-10:52 pm

2 stops28h 32m

$277

CharlestonIslip

CHS - ISP

CHSISP

Charleston

jue. 5/1

5:00 pm-11:05 pm

1 stop6h 05m

Islip Long Island

mar. 5/6

1:00 pm-9:45 pm

2 stops8h 45m

$327

CharlestonIslip

CHS - ISP

CHSISP

Charleston

vie. 5/2

4:45 pm-9:08 pm

1 stop4h 23m

Islip Long Island

dom. 5/4

6:00 am-10:53 am

1 stop4h 53m

$487

CharlestonIslip

CHS - ISP

CHSISP

Charleston

sáb. 3/15

12:00 pm-1:55 pm

Nonstop1h 55m

$41

CharlestonIslip

CHS - ISP

CHSISP

Charleston

vie. 3/21

8:05 pm-11:40 pm

1 stop3h 35m

$174

CharlestonIslip

CHS - ISP

CHSISP

Charleston

mié. 3/12

11:00 am-7:40 pm

1 stop8h 40m

$207

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Compare providers for flights from Charleston 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 Charleston to Islip in February.
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 Charleston-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 Charleston-Islip, New York flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Charleston-Islip, New York flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Charleston-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 Charleston-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 Charleston to Islip

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

Travel insights for flights from Charleston to Islip

Get recent, data-driven insights about flights from Charleston to Islip including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from Charleston to Islip, New York (average of $108). Flying from Charleston to Islip, New York in November is currently the most expensive (average of $213). 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 CHS to ISP?

Find hourly flight availability from Charleston 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 febrero 20, 2025.

One of the essential ways to save on airfare from Charleston to Islip, New York is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 1% on airfare.

Rainfall in Islip by month

Plan your trip to Islip by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Islip, New York ranges from 3.3 - 4.4 inches per month. March is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Islip, New York when rainfall is around 3.3 in.

Temperature in Islip by month

Plan your trip to Islip by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Islip, New York, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 febrero 20, 2025.
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Breeze Airways
8.1
Very good
150 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

JetBlue
7.4
Good
3,070 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Boarding

8.2

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

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

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

    Cheapflights users have booked flights from Charleston to Islip, New York round-trip from $80. Another airline that can offer you cheap pricing is JetBlue. Breeze Airways is currently priced 66% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Charleston to Islip, New York one-way?

    The cheapest airline one-way is Breeze Airways, with whom users have recently found tickets for as low as $41. However, be on the lookout for offers from Southwest and JetBlue, as they are both options that can get you from Charleston to Islip, New York for a low price.

  • What are the cheapest flights from Charleston to Islip, New York?

    On average you can expect to pay $153 for a flight from Charleston to Islip, New York. The cheapest flight overall is $59 while the most popular route, (Charleston - Islip Long Island) is currently priced at $82.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Charleston to Islip, New York (average of $108). Flying from Charleston to Islip, New York in November is currently the most expensive (average of $213). 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

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Top airline flying from Charleston to Islip

Discover the top airline that operate flights from Charleston 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 febrero 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Breeze AirwaysCheapest$106Average$240FlexibilityNo cancel feeOn-timeN/A
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