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

What airlines fly to Charleston?

United Airlines, Delta and American Airlines 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 57% 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.

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 September 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.

$86 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.

10:34 am - 12:46 pmISP Islip Long Island-CHS Charleston

2h 12mnonstop

8:00 am - 9:54 amCHS Charleston-ISP Islip Long Island

1h 54mnonstop

$122Breeze Airways

Mon, Jan 11 - Fri, Jan 15

10:34 am - 12:46 pmISP Islip Long Island-CHS Charleston

2h 12mnonstop

8:00 am - 9:54 amCHS Charleston-ISP Islip Long Island

1h 54mnonstop

$122Breeze Airways

Fri, Jan 8 - Mon, Jan 11

10:34 am - 12:46 pmISP Islip Long Island-CHS Charleston

2h 12mnonstop

8:00 am - 9:54 amCHS Charleston-ISP Islip Long Island

1h 54mnonstop

$127Breeze Airways

Fri, Jan 22 - Mon, Jan 25

10:34 am - 12:46 pmISP Islip Long Island-CHS Charleston

2h 12mnonstop

8:00 am - 9:54 amCHS Charleston-ISP Islip Long Island

1h 54mnonstop

$127Breeze Airways

Fri, Jan 8 - Mon, Jan 11

6:54 pm - 8:38 amISP Islip Long Island-CHS Charleston

13h 44m1 stop Orlando

7:05 am - 8:59 amCHS Charleston-ISP Islip Long Island

1h 54mnonstop

$236Multiple Airlines

Mon, Nov 2 - Fri, Nov 20

6:55 pm - 8:38 amISP Islip Long Island-CHS Charleston

13h 43m1 stop Orlando

7:05 am - 8:59 amCHS Charleston-ISP Islip Long Island

1h 54mnonstop

$245Multiple Airlines

Mon, Oct 26 - Fri, Oct 30

6:55 pm - 2:38 pmISP Islip Long Island-CHS Charleston

19h 43m1 stop Orlando

7:05 am - 8:59 amCHS Charleston-ISP Islip Long Island

1h 54mnonstop

$267Multiple Airlines

Mon, Oct 19 - Fri, Oct 23

3:50 pm - 7:45 pmISP Islip Long Island-CHS Charleston

3h 55m1 stop Baltimore/Washington

6:10 pm - 10:40 pmCHS Charleston-ISP Islip Long Island

4h 30m1 stop Baltimore/Washington

$309Southwest

Sat, Oct 24 - Tue, Oct 27

6:05 am - 10:10 amISP Islip Long Island-CHS Charleston

4h 05m1 stop Baltimore/Washington

6:10 pm - 10:40 pmCHS Charleston-ISP Islip Long Island

4h 30m1 stop Baltimore/Washington

$309Southwest

Tue, Oct 20 - Tue, Oct 20

3:50 pm - 7:45 pmISP Islip Long Island-CHS Charleston

3h 55m1 stop Baltimore/Washington

6:10 pm - 10:40 pmCHS Charleston-ISP Islip Long Island

4h 30m1 stop Baltimore/Washington

$309Southwest

Sat, Oct 24 - Tue, Oct 27

Cheap last minute flights

Enter your travel dates to find the best prices.

9:39 am - 11:51 amISP Islip Long Island-CHS Charleston

2h 12mnonstop

3:50 pm - 7:05 pmCHS Charleston-ISP Islip Long Island

3h 15m1 stop Norfolk

$366Breeze Airways

Mon, Sep 14 - Thu, Sep 17

7:45 pm - 11:16 pmISP Islip Long Island-CHS Charleston

3h 31m1 stop Norfolk

7:05 am - 8:59 amCHS Charleston-ISP Islip Long Island

1h 54mnonstop

$377Breeze Airways

Sun, Sep 13 - Mon, Sep 14

7:45 pm - 11:16 pmISP Islip Long Island-CHS Charleston

3h 31m1 stop Norfolk

7:05 am - 8:59 amCHS Charleston-ISP Islip Long Island

1h 54mnonstop

$377Breeze Airways

Sun, Sep 13 - Mon, Sep 14

9:39 am - 11:51 amISP Islip Long Island-CHS Charleston

2h 12mnonstop

7:05 am - 8:59 amCHS Charleston-ISP Islip Long Island

1h 54mnonstop

$399Breeze Airways

Fri, Sep 11 - Mon, Sep 14

5:43 pm - 8:38 amISP Islip Long Island-CHS Charleston

14h 55m1 stop Orlando

7:05 am - 8:59 amCHS Charleston-ISP Islip Long Island

1h 54mnonstop

$435Multiple Airlines

Sat, Sep 12 - Mon, Sep 14

7:45 pm - 11:16 pmISP Islip Long Island-CHS Charleston

3h 31m1 stop Norfolk

9:18 am - 4:58 pmCHS Charleston-ISP Islip Long Island

7h 40m1 stop Orlando

$472Multiple Airlines

Sun, Sep 13 - Tue, Sep 15

12:00 pm - 8:38 amISP Islip Long Island-CHS Charleston

20h 38m2 stops Raleigh-Durham Orlando

3:27 pm - 4:58 pmCHS Charleston-ISP Islip Long Island

25h 31m1 stop Orlando

$516Multiple Airlines

Sat, Sep 12 - Mon, Sep 14

12:35 pm - 9:30 pmISP Islip Long Island-CHS Charleston

8h 55m2 stops Baltimore/Washington Chicago Midway

7:00 am - 4:25 pmCHS Charleston-ISP Islip Long Island

9h 25m2 stops Chicago Midway Baltimore/Washington

$827Southwest

Fri, Sep 11 - Mon, Sep 14

6:10 am - 12:40 pmISP Islip Long Island-CHS Charleston

6h 30m2 stops Baltimore/Washington Nashville Intl

2:05 pm - 10:40 pmCHS Charleston-ISP Islip Long Island

8h 35m2 stops Lambert-St Louis Baltimore/Washington

$827Southwest

Fri, Sep 11 - Sun, Sep 13

6:10 am - 12:40 pmISP Islip Long Island-CHS Charleston

6h 30m2 stops Baltimore/Washington Nashville Intl

8:05 am - 7:35 pmCHS Charleston-ISP Islip Long Island

11h 30m2 stops Baltimore/Washington Orlando

$827Southwest

Thu, Sep 10 - Sat, Sep 12

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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

Jan 11

ISP10:34 amIslip Long Island

2h 12m

CHS12:46 pmCharleston

Jan 15

CHS8:00 amCharleston

1h 54m

ISP9:54 amIslip Long Island

$122

Breeze Airways

Jan 8

ISP10:34 amIslip Long Island

2h 12m

CHS12:46 pmCharleston

Jan 11

CHS8:00 amCharleston

1h 54m

ISP9:54 amIslip Long Island

$127

Breeze Airways

Jan 7

ISP8:06 pmIslip Long Island

3h 31m

1 stop

CHS11:37 pmCharleston

Jan 11

CHS8:00 amCharleston

1h 54m

ISP9:54 amIslip Long Island

$140

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

Quickest round-trip

IslipCharleston

ISP Islip Long Island - CHS Charleston

ISPCHS

Islip Long Island

Mon 1/11

10:34 am-12:46 pm

Nonstop2h 12m

Charleston

Fri 1/15

8:00 am-9:54 am

Nonstop1h 54m

$122

IslipCharleston

ISP Islip Long Island - CHS Charleston

ISPCHS

Islip Long Island

Fri 1/8

10:34 am-12:46 pm

Nonstop2h 12m

Charleston

Mon 1/11

8:00 am-9:54 am

Nonstop1h 54m

$122

IslipCharleston

ISP Islip Long Island - CHS Charleston

ISPCHS

Islip Long Island

Fri 1/22

10:34 am-12:46 pm

Nonstop2h 12m

Charleston

Mon 1/25

8:00 am-9:54 am

Nonstop1h 54m

$127

IslipCharleston

ISP Islip Long Island - CHS Charleston

ISPCHS

Islip Long Island

Fri 1/8

10:34 am-12:46 pm

Nonstop2h 12m

Charleston

Mon 1/11

8:00 am-9:54 am

Nonstop1h 54m

$127

IslipCharleston

ISP Islip Long Island - CHS Charleston

ISPCHS

Islip Long Island

Mon 11/2

6:54 pm-8:38 am

1 stop13h 44m

Charleston

Fri 11/20

7:05 am-8:59 am

Nonstop1h 54m

$236

IslipCharleston

ISP Islip Long Island - CHS Charleston

ISPCHS

Islip Long Island

Mon 10/26

6:55 pm-8:38 am

1 stop13h 43m

Charleston

Fri 10/30

7:05 am-8:59 am

Nonstop1h 54m

$245

IslipCharleston

ISP Islip Long Island - CHS Charleston

ISPCHS

Islip Long Island

Mon 10/19

6:55 pm-2:38 pm

1 stop19h 43m

Charleston

Fri 10/23

7:05 am-8:59 am

Nonstop1h 54m

$267

IslipCharleston

ISP Islip Long Island - CHS Charleston

ISPCHS

Islip Long Island

Sat 10/24

3:50 pm-7:45 pm

1 stop3h 55m

Charleston

Tue 10/27

6:10 pm-10:40 pm

1 stop4h 30m

$309

IslipCharleston

ISP Islip Long Island - CHS Charleston

ISPCHS

Islip Long Island

Tue 10/20

6:05 am-10:10 am

1 stop4h 05m

Charleston

Tue 10/20

6:10 pm-10:40 pm

1 stop4h 30m

$309

IslipCharleston

ISP Islip Long Island - CHS Charleston

ISPCHS

Islip Long Island

Sat 10/24

3:50 pm-7:45 pm

1 stop3h 55m

Charleston

Tue 10/27

6:10 pm-10:40 pm

1 stop4h 30m

$309

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

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 $208 to $425.
The lowest price recently found on this route was $162.

What is the cheapest month to fly to Charleston?

The cheapest month to fly to Charleston from Islip, New York is in January. Flight prices, which tend to average around $190, are often lower during this time because this is during the off-season. The month of June is another great option to travel to Charleston, with average flight prices from Islip, New York averaging around $193.

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 Saturday. Travelers who choose to depart for Charleston on a Saturday will often find tickets for as low as $259. The most expensive day to fly to Charleston is Thursday, with ticket prices averaging around $373.

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 $273. At noon is when there is more demand to fly to Charleston, so prices are often more expensive at around $317 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 $257 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 September 2026, prices for Islip, New York to Charleston flights are approximately 47% 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	$86
Fastest flight time	2h 12m
Direct flights	Tue and Sat
Airports in Charleston	1 airport

The best one-way flight to Charleston from Islip, New York in the past 72 hours is $86. The best round-trip flight deal from Islip, New York to Charleston found on momondo in the last 72 hours is $122.

The fastest flight from Islip, New York to Charleston takes 2h 12m

Direct flights go from Islip, New York to Charleston on Tuesday and Saturday. 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 12m.
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 September 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 (42.04% of total bookings). The next most popular plane models are Airbus A320-100/200 (8.92%), Embraer 190 (8.28%), and Canadair (Bombardier) Regional Jet 900 (8.28%).
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 $121	Free Cancellation	Rating 8.2 322 reviews		Search Breeze Airways flights
Southwest	PriceFrom $368	Free Cancellation	Rating 8.0 4,194 reviews		Search Southwest flights

Folly Beach

North Charleston

Summerville

Isle of Palms

Mount Pleasant

Kiawah Island

Walterboro

Goose Creek

Edisto Island

Santee

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

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.

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Cheap flights from Islip, New York to Charleston from $86

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 11/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Islip, New York to Charleston

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Filter for what you want

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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

momondo Fare Finder

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

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?

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.

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo

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