How many flights depart from Islip, New York to Charleston on average per week?

As of July 2026, there are 6 flights per week flying from Islip, New York to Charleston. The most common day of the week flights depart is Mon, with 17% of flights taking off on this day.

What airlines fly to Charleston?

United Airlines, Delta and JetBlue are the top three most popular airlines that fly to Charleston from Islip, New York according to our data. United Airlines is the first choice among our users, with 56% of people opting to fly with this airline when traveling to Charleston. Keep in mind that there are 8 different airlines that fly to Charleston on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Islip Long Island to Charleston?

Breeze Airways is the most popular carrier operating from Islip Long Island to Charleston

When did momondo last update prices for flights from Islip Long Island Airport to Charleston Airport?

Prices for flights from Islip Long Island Airport to Charleston Airport refresh daily.

How many operators does momondo search for flights from Islip Long Island Airport to Charleston Airport?

As of July 2026, there are 2 operators available to choose from for flights from Islip Long Island Airport to Charleston Airport.

How old do you have to be to fly from Islip Long Island Airport to Charleston Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Islip Long Island Airport to Charleston Airport.

What documentation or ID do you need to fly to Charleston Airport?

The travel and health documents required for your trip to Charleston Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Charleston Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$51 Cheap Flights from Islip, New York to Charleston in 2026

Find the cheapest flights from Islip, New York to Charleston

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:43 pm - 10:51 pm

ISP

CHS

2h 08mnonstop

11:36 am - 1:33 pm

CHS

ISP

1h 57mnonstop

$98Breeze Airways

Mon, Aug 31 - Sat, Sep 5

8:43 pm - 10:51 pm

ISP

CHS

2h 08mnonstop

7:05 am - 8:59 am

CHS

ISP

1h 54mnonstop

$117Breeze Airways

Fri, Sep 4 - Fri, Sep 11

9:39 am - 11:51 am

ISP

CHS

2h 12mnonstop

7:05 am - 8:59 am

CHS

ISP

1h 54mnonstop

$121Breeze Airways

Fri, Sep 11 - Mon, Sep 14

8:43 pm - 10:51 pm

ISP

CHS

2h 08mnonstop

6:06 pm - 8:03 pm

CHS

ISP

1h 57mnonstop

$122Breeze Airways

Fri, Aug 28 - Mon, Aug 31

5:43 pm - 8:38 am

ISP

CHS

14h 55m

1 stop

7:05 am - 8:59 am

CHS

ISP

1h 54mnonstop

$183Multiple Airlines

Sat, Sep 12 - Mon, Sep 14

10:57 am - 8:38 am

ISP

CHS

21h 41m

1 stop

6:06 pm - 8:03 pm

CHS

ISP

1h 57mnonstop

$186Multiple Airlines

Sat, Aug 29 - Mon, Aug 31

7:09 pm - 8:38 am

ISP

CHS

13h 29m

1 stop

11:36 am - 1:33 pm

CHS

ISP

1h 57mnonstop

$197Multiple Airlines

Mon, Aug 31 - Sat, Sep 5

6:00 am - 12:50 pm

ISP

CHS

6h 50m

1 stop

5:15 pm - 9:40 pm

CHS

ISP

4h 25m

1 stop

$309Southwest

Tue, Nov 3 - Tue, Nov 10

6:25 am - 5:05 pm

ISP

CHS

10h 40m

2 stops

5:15 pm - 9:40 pm

CHS

ISP

4h 25m

1 stop

$314Southwest

Tue, Nov 3 - Tue, Nov 10

5:30 am - 10:10 am

ISP

CHS

4h 40m

1 stop

6:05 pm - 10:05 pm

CHS

ISP

4h 00m

1 stop

$342Southwest

Sat, Aug 29 - Mon, Aug 31

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Breeze Airways flights from Islip, New York to Charleston

Our best Breeze Airways deals on Islip, New York to Charleston flight tickets

Breeze Airways

Aug 31

ISP8:43 pmIslip Long Island

2h 08m

CHS10:51 pmCharleston

Sep 5

CHS11:36 amCharleston

1h 57m

ISP1:33 pmIslip Long Island

$98

Breeze Airways

Sep 4

ISP8:43 pmIslip Long Island

2h 08m

CHS10:51 pmCharleston

Sep 11

CHS7:05 amCharleston

1h 54m

ISP8:59 amIslip Long Island

$117

Breeze Airways

Sep 11

ISP9:39 amIslip Long Island

2h 12m

CHS11:51 amCharleston

Sep 14

CHS7:05 amCharleston

1h 54m

ISP8:59 amIslip Long Island

$121

momondo Fare Finder

Use the filters below to find and compare flights from Islip, New York to Charleston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IslipCharleston

ISP - CHS

ISPCHS

Islip Long Island

Mon 8/31

8:43 pm-10:51 pm

Nonstop2h 08m

Charleston

Sat 9/5

11:36 am-1:33 pm

Nonstop1h 57m

$98

Quickest round-trip

IslipCharleston

ISP - CHS

ISPCHS

Islip Long Island

Fri 9/4

8:43 pm-10:51 pm

Nonstop2h 08m

Charleston

Fri 9/11

7:05 am-8:59 am

Nonstop1h 54m

$117

IslipCharleston

ISP - CHS

ISPCHS

Islip Long Island

Fri 9/11

9:39 am-11:51 am

Nonstop2h 12m

Charleston

Mon 9/14

7:05 am-8:59 am

Nonstop1h 54m

$121

IslipCharleston

ISP - CHS

ISPCHS

Islip Long Island

Fri 8/28

8:43 pm-10:51 pm

Nonstop2h 08m

Charleston

Mon 8/31

6:06 pm-8:03 pm

Nonstop1h 57m

$122

IslipCharleston

ISP - CHS

ISPCHS

Islip Long Island

Sat 9/12

5:43 pm-8:38 am

1 stop14h 55m

Charleston

Mon 9/14

7:05 am-8:59 am

Nonstop1h 54m

$183

IslipCharleston

ISP - CHS

ISPCHS

Islip Long Island

Sat 8/29

10:57 am-8:38 am

1 stop21h 41m

Charleston

Mon 8/31

6:06 pm-8:03 pm

Nonstop1h 57m

$186

IslipCharleston

ISP - CHS

ISPCHS

Islip Long Island

Mon 8/31

7:09 pm-8:38 am

1 stop13h 29m

Charleston

Sat 9/5

11:36 am-1:33 pm

Nonstop1h 57m

$197

IslipCharleston

ISP - CHS

ISPCHS

Islip Long Island

Tue 11/3

6:00 am-12:50 pm

1 stop6h 50m

Charleston

Tue 11/10

5:15 pm-9:40 pm

1 stop4h 25m

$309

IslipCharleston

ISP - CHS

ISPCHS

Islip Long Island

Tue 11/3

6:25 am-5:05 pm

2 stops10h 40m

Charleston

Tue 11/10

5:15 pm-9:40 pm

1 stop4h 25m

$314

IslipCharleston

ISP - CHS

ISPCHS

Islip Long Island

Sat 8/29

5:30 am-10:10 am

1 stop4h 40m

Charleston

Mon 8/31

6:05 pm-10:05 pm

1 stop4h 00m

$342

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Islip, New York to Charleston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the typical price of a round-trip flight between Islip, New York and Charleston?

Prices are currently low for flights on this route.

Typical prices usually range from $158 to $260.
The lowest price recently found on this route was $98.

What is the cheapest month to fly to Charleston?

The cheapest month to fly to Charleston from Islip, New York is in October. Flight prices, which tend to average around $188, are often lower during this time because this is during the off-season. The month of August is another great option to travel to Charleston, with average flight prices from Islip, New York averaging around $189.

What is the cheapest day to depart on your flight to Charleston?

The cheapest day to depart from Islip, New York to Charleston is on a Tuesday. Travelers who choose to depart for Charleston on a Tuesday will often find tickets for as low as $250. The most expensive day to fly to Charleston is Thursday, with ticket prices averaging around $353.

What is the cheapest time of day to depart on your flight to Charleston?

The cheapest time of day to fly to Charleston is in the evening when flights can be purchased for as low as $256. At noon is when there is more demand to fly to Charleston, so prices are often more expensive at around $311 per ticket.

What is the cheapest Islip Long Island to Charleston flight route?

Fly from Islip Long Island to Charleston for the best Islip Long Island - Charleston flight prices

How far in advance should I book a flight from Islip, New York to Charleston?

You are more likely to see cheaper flights to Charleston from Islip, New York when booking weeks ahead of your departure date. In general, you can expect to find flights to Charleston for around $244 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Charleston from Islip, New York for as low as $168 on momondo.

What cabin class options are available on Islip, New York to Charleston flights?

There are 2 cabin classes available to choose from on Islip, New York to Charleston flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Islip, New York to Charleston flights?

No. A direct flight is the cheapest option for a flight between Islip, New York to Charleston.

How have Islip, New York to Charleston flight prices changed over time?

As of July 2026, prices for Islip, New York to Charleston flights are approximately 2% cheaper when compared to flights at the same time last year.

When to book flights from Islip, New York to Charleston

Are you open to changing your travel dates? Check out the ideal times to fly from Islip, New York to Charleston according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Islip, New York to Charleston (ISP to CHS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Islip, New York to Charleston

Best Price Found	$129
Fastest flight time	2h 08m
Direct flights	Tue, Thu, Sat and Sun
Airports in Charleston	1 airport

The best one-way flight to Charleston from Islip, New York in the past 72 hours is $129. The best round-trip flight deal from Islip, New York to Charleston found on momondo in the last 72 hours is $172.

The fastest flight from Islip, New York to Charleston takes 2h 08m

Direct flights go from Islip, New York to Charleston on Tuesday, Thursday, Saturday and Sunday. The only airline offering direct flights is Breeze Airways.

There is 1 airport in Charleston. From Islip, New York there are direct flights to Charleston (CHS).

Search flight deals

Frequently asked questions about flying from Islip, New York to Charleston

How far is Islip Long Island to Charleston by plane?
A flight from Islip Long Island to Charleston will travel around 662.7 mi. By plane, this route typically takes 2h 08m.
When did momondo last update prices for flights from Islip Long Island Airport to Charleston Airport?
Prices for flights from Islip Long Island Airport to Charleston Airport refresh daily.
How many operators does momondo search for flights from Islip Long Island Airport to Charleston Airport?
As of July 2026, there are 2 operators available to choose from for flights from Islip Long Island Airport to Charleston Airport.
How old do you have to be to fly from Islip Long Island Airport to Charleston Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Islip Long Island Airport to Charleston Airport.
What documentation or ID do you need to fly to Charleston Airport?
The travel and health documents required for your trip to Charleston Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Charleston Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Islip, New York to Charleston?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Islip, New York to Charleston is Airbus A220-300 (34.25% of total bookings). The next most popular plane models are Embraer 190 (20.44%), Boeing 737 MAX 9 (8.84%), and Airbus A320-100/200 (8.29%).
What is the most popular airline from Islip, New York to Charleston?
momondo data reveals that the most frequently booked airline on the route from Islip, New York to Charleston is Breeze Airways, representing 95% of all bookings. The subsequent popular airline is Southwest at 5%.

Best airlines flying from Islip, New York to Charleston

Compare and see reviews for airlines that fly from Islip, New York to Charleston with momondo

Airline	Rating	Free Cancellation	Price
Breeze Airways	PriceFrom $118	Free Cancellation	Rating 8.2 302 reviews		Search Breeze Airways flights
Southwest	PriceFrom $318	Free Cancellation	Rating 8.0 4,229 reviews		Search Southwest flights

Breeze Airways Flights From Islip, New York to Charleston
Breeze Airways operates around 6 flights from Islip, New York to Charleston every week. The average price of these flights found in the last 72 hours has been $220, but momondo users have found Breeze Airways deals from Islip, New York to Charleston from as low as $118 round-trip. Breeze Airways has been scored 8.2/10 in 302 reviews.

Folly Beach

North Charleston

Summerville

Isle of Palms

Mount Pleasant

Kiawah Island

Walterboro

Santee

Goose Creek

Edisto Island

Edisto Beach

Seabrook Island

Why use momondo?

Why should I use momondo to find a flight deal from Islip to Charleston?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Charleston from Islip.

Can I find flights from Islip to Charleston with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Islip to Charleston flights to just show those with flexible booking policies.

How can momondo help me find flights from Islip to Charleston?

Once all potential Islip to Charleston flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Islip to Charleston right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Islip to Charleston flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Charleston trip

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Cheap flights from Islip, New York to Charleston from $51

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Islip, New York to Charleston departing on 8/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Breeze Airways flights from Islip, New York to Charleston

Our best Breeze Airways deals on Islip, New York to Charleston flight tickets

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See travel insights to Charleston from

How to get the cheapest flight ticket from Islip, New York to Charleston

What is the typical price of a round-trip flight between Islip, New York and Charleston?

What is the cheapest month to fly to Charleston?

What is the cheapest day to depart on your flight to Charleston?

What is the cheapest time of day to depart on your flight to Charleston?

What is the cheapest Islip Long Island to Charleston flight route?

How far in advance should I book a flight from Islip, New York to Charleston?

What cabin class options are available on Islip, New York to Charleston flights?

Can stopping save me money on Islip, New York to Charleston flights?

How have Islip, New York to Charleston flight prices changed over time?

What is the cheapest airline that flies from Islip Long Island to Charleston?

What airlines fly to Charleston?

How many flights depart from Islip, New York to Charleston on average per week?

When to book flights from Islip, New York to Charleston

Cheap Islip, New York to Charleston (ISP to CHS) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Airports in Charleston

Frequently asked questions about flying from Islip, New York to Charleston

Best airlines flying from Islip, New York to Charleston

Compare and see reviews for airlines that fly from Islip, New York to Charleston with momondo

Traveling to a place near Charleston?

Why use momondo?

An easier way to manage your Charleston trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing South Carolina

Fly your favorite airline to Charleston

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Charleston

List of cabin classes available on flights landing in Charleston. Availability may vary depending on flight origin and airline.

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