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

Breeze Airways and Southwest are the most popular carriers operating from Charleston to Islip Long Island

What airlines fly to Islip, New York?

Delta, Spirit Airlines and United Airlines are the top three most popular airlines that fly to Islip, New York from Charleston according to our data. Delta is the first choice among our users, with 34% of people opting to fly with this airline when traveling to Islip, New York. Keep in mind that there are 9 different airlines that fly to Islip, New York on a routine basis, so you have a few additional options to choose from.

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

The number of flights available between Charleston and Islip, New York is 6 per week as of August 2025. The most frequent departure day is Mon, with 17% of weekly flights leaving on this day.

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

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

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

There are 2 operators available for flights from Charleston Airport to Islip Long Island Airport as of August 2025.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Charleston Airport to Islip Long Island Airport.

What documentation or ID do you need to fly to Islip Long Island Airport?

The necessary travel and health documents for your Islip Long Island Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$39 Cheap Flights from Charleston to Islip, New York (CHS-ISP) in 2025

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Find the cheapest flights from Charleston to New York (CHS-ISP)

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

6:14 pm - 8:07 pmCHS-ISP

1h 53mnonstop

8:47 pm - 10:59 pmISP-CHS

2h 12mnonstop

$98Breeze Airways

Find Deal

Fri, Sep 26 - Fri, Oct 3

5:48 pm - 7:41 pmCHS-ISP

1h 53mnonstop

7:36 pm - 10:59 pmISP-CHS

3h 23m1 stop

$113Breeze Airways

Find Deal

Wed, Sep 10 - Sun, Sep 14

3:43 pm - 6:56 pmCHS-ISP

3h 13m1 stop

7:36 pm - 10:59 pmISP-CHS

3h 23m1 stop

$145Breeze Airways

Find Deal

Thu, Oct 2 - Sun, Oct 5

3:48 pm - 6:59 pmCHS-ISP

3h 11m1 stop

7:36 pm - 10:59 pmISP-CHS

3h 23m1 stop

$192Breeze Airways

Find Deal

Sun, Aug 31 - Sun, Sep 7

3:48 pm - 6:59 pmCHS-ISP

3h 11m1 stop

10:36 am - 12:45 pmISP-CHS

2h 09mnonstop

$210Breeze Airways

Find Deal

Thu, Aug 14 - Mon, Aug 18

8:00 am - 9:56 amCHS-ISP

1h 56mnonstop

7:39 pm - 11:02 pmISP-CHS

3h 23m1 stop

$214Breeze Airways

Find Deal

Fri, Aug 22 - Sun, Aug 24

6:14 pm - 8:07 pmCHS-ISP

1h 53mnonstop

8:47 pm - 10:59 pmISP-CHS

2h 12mnonstop

$250Breeze Airways

Find Deal

Fri, Sep 5 - Mon, Sep 8

3:43 pm - 6:56 pmCHS-ISP

3h 13m1 stop

8:21 pm - 10:33 pmISP-CHS

2h 12mnonstop

$255Breeze Airways

Find Deal

Thu, Sep 4 - Wed, Sep 10

8:35 am - 11:55 amCHS-ISP

3h 20m1 stop

12:15 pm - 4:40 pmISP-CHS

4h 25m1 stop

$347Southwest

Find Deal

Wed, Sep 10 - Sat, Sep 13

8:35 am - 3:10 pmCHS-ISP

6h 35m1 stop

6:00 am - 9:50 amISP-CHS

3h 50m1 stop

$357Southwest

Find Deal

Wed, Sep 10 - Sun, Sep 14

Breeze Airways flights from Charleston to Islip, New York

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

Breeze Airways

Sep 26

CHS6:14 pmCharleston

1h 53m

ISP8:07 pmIslip Long Island

Oct 3

ISP8:47 pmIslip Long Island

2h 12m

CHS10:59 pmCharleston

$98

Find similar

Breeze Airways

Sep 10

CHS5:48 pmCharleston

1h 53m

ISP7:41 pmIslip Long Island

Sep 14

ISP7:36 pmIslip Long Island

3h 23m

1 stop

CHS10:59 pmCharleston

$113

Find similar

Breeze Airways

Oct 2

CHS3:43 pmCharleston

3h 13m

1 stop

ISP6:56 pmIslip Long Island

Oct 5

ISP7:36 pmIslip Long Island

3h 23m

1 stop

CHS10:59 pmCharleston

$145

Find similar

Southwest flights from Charleston to Islip, New York

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

Southwest

Sep 10

CHS8:35 amCharleston

3h 20m

1 stop

ISP11:55 amIslip Long Island

Sep 13

ISP12:15 pmIslip Long Island

4h 25m

1 stop

CHS4:40 pmCharleston

$347

Find similar

Southwest

Sep 10

CHS8:35 amCharleston

6h 35m

1 stop

ISP3:10 pmIslip Long Island

Sep 14

ISP6:00 amIslip Long Island

3h 50m

1 stop

CHS9:50 amCharleston

$357

Find similar

Southwest

Sep 10

CHS8:35 amCharleston

3h 20m

1 stop

ISP11:55 amIslip Long Island

Sep 13

ISP5:40 amIslip Long Island

7h 55m

2 stops

CHS1:35 pmCharleston

$362

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

CharlestonIslip

CHS - ISP

CHSISP

Charleston

Fri 9/26

6:14 pm-8:07 pm

Nonstop1h 53m

Islip Long Island

Fri 10/3

8:47 pm-10:59 pm

Nonstop2h 12m

$98

CharlestonIslip

CHS - ISP

CHSISP

Charleston

Wed 9/10

5:48 pm-7:41 pm

Nonstop1h 53m

Islip Long Island

Sun 9/14

7:36 pm-10:59 pm

1 stop3h 23m

$113

CharlestonIslip

CHS - ISP

CHSISP

Charleston

Thu 10/2

3:43 pm-6:56 pm

1 stop3h 13m

Islip Long Island

Sun 10/5

7:36 pm-10:59 pm

1 stop3h 23m

$145

CharlestonIslip

CHS - ISP

CHSISP

Charleston

Sun 8/31

3:48 pm-6:59 pm

1 stop3h 11m

Islip Long Island

Sun 9/7

7:36 pm-10:59 pm

1 stop3h 23m

$192

CharlestonIslip

CHS - ISP

CHSISP

Charleston

Thu 8/14

3:48 pm-6:59 pm

1 stop3h 11m

Islip Long Island

Mon 8/18

10:36 am-12:45 pm

Nonstop2h 09m

$210

CharlestonIslip

CHS - ISP

CHSISP

Charleston

Fri 8/22

8:00 am-9:56 am

Nonstop1h 56m

Islip Long Island

Sun 8/24

7:39 pm-11:02 pm

1 stop3h 23m

$214

CharlestonIslip

CHS - ISP

CHSISP

Charleston

Fri 9/5

6:14 pm-8:07 pm

Nonstop1h 53m

Islip Long Island

Mon 9/8

8:47 pm-10:59 pm

Nonstop2h 12m

$250

CharlestonIslip

CHS - ISP

CHSISP

Charleston

Thu 9/4

3:43 pm-6:56 pm

1 stop3h 13m

Islip Long Island

Wed 9/10

8:21 pm-10:33 pm

Nonstop2h 12m

$255

CharlestonIslip

CHS - ISP

CHSISP

Charleston

Wed 9/10

8:35 am-11:55 am

1 stop3h 20m

Islip Long Island

Sat 9/13

12:15 pm-4:40 pm

1 stop4h 25m

$347

CharlestonIslip

CHS - ISP

CHSISP

Charleston

Wed 9/10

8:35 am-3:10 pm

1 stop6h 35m

Islip Long Island

Sun 9/14

6:00 am-9:50 am

1 stop3h 50m

$357

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 Charleston to Islip, New York

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 cheapest month to fly to Islip, New York?

The month of February is, on average, the cheapest month to fly to Islip, New York from Charleston, with most prices found around $107. If you aren’t able to travel to Islip, New York during the month of February, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $118.

What is the cheapest day to depart on your flight to Islip, New York?

The cheapest day to depart from Charleston to Islip, New York is on a Friday. Travelers who choose to depart for Islip, New York on a Friday will often find tickets for as low as $165. The most expensive day to fly to Islip, New York is Sunday, with ticket prices averaging around $298.

What is the cheapest time of day to depart on your flight to Islip, New York?

Flying to Islip, New York from Charleston in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $151 when looking at flights departing in the afternoon. Flights to Islip, New York are more costly at noon, with an average ticket price of $217. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

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

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

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

You are more likely to see cheaper flights to Islip, New York from Charleston when booking weeks ahead of your departure date. In general, you can expect to find flights to Islip, New York for around $194 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Islip, New York from Charleston for as low as $81 on momondo.

What cabin class options are available on Charleston to Islip Long Island flights?

There are 2 cabin classes available to choose from on Charleston to Islip Long Island 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 Charleston to Islip, New York flights?

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

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

As of August 2025, prices for Charleston to Islip, New York flights are approximately 129% more expensive when compared to flights at the same time last year.

When to book flights from Charleston to Islip, New York

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

Estimated round-trip price

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

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

Best Price Found	$39
Fastest flight time	1h 53m
Direct flights	Tue, Thu, Sat and Sun
Airports in Islip, New York	1 airport

The best one-way flight to Islip, New York from Charleston in the past 72 hours is $39. The best round-trip flight deal from Charleston to Islip, New York found on momondo in the last 72 hours is $98.

The fastest flight from Charleston to Islip, New York takes 1h 53m

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

There is 1 airport near Islip, New York: Islip Long Island (ISP)

Search flight deals

How far is Charleston to Islip Long Island by plane?
The straight-line distance from Charleston to Islip Long Island is 662.7 mi. Typically, this will take 1h 53m by plane in normal conditions.
When did momondo last update prices for flights from Charleston Airport to Islip Long Island Airport?
Prices for flights from Charleston Airport to Islip Long Island Airport are updated daily.
How many operators does momondo search for flights from Charleston Airport to Islip Long Island Airport?
There are 2 operators available for flights from Charleston Airport to Islip Long Island Airport as of August 2025.
How old do you have to be to fly from Charleston Airport to Islip Long Island Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Charleston Airport to Islip Long Island Airport.
What documentation or ID do you need to fly to Islip Long Island Airport?
The necessary travel and health documents for your Islip Long Island Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Charleston to Islip, New York?
momondo data reveals that the most frequently booked plane model on the route from Charleston to Islip, New York is Airbus A220-300, representing 45.71% of all bookings. The subsequent popular models are Airbus A220-100 at 7.62%, Airbus A320 (sharklets) at 7.62%, and Embraer 175 at 6.67%.
What is the most popular airline from Charleston to Islip, New York?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Charleston to Islip, New York is Breeze Airways (89% of total bookings). The next most popular airline is Southwest (11%).

Best airlines flying from Charleston to Islip, New York

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

Airline	Rating	Free Cancellation	Price
Breeze Airways	PriceFrom $91	Free Cancellation	Rating 8.0 191 reviews		Search Breeze Airways flights
Southwest	PriceFrom $256	Free Cancellation	Rating 8.0 4,246 reviews		Search Southwest flights

Breeze Airways Flights From Charleston to Islip, New York
Breeze Airways flight deals from Charleston to Islip, New York start from $91 round-trip. Over the 6 Breeze Airways flights for this route in a normal week, average airfare is usually $188 round-trip - but some users have found much cheaper deals with momondo.

Montauk

Riverhead

Sag Harbor

Southampton

Amagansett

Why use momondo?

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

Finding the right flight to Islip from Charleston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Islip quick and easy, saving you time and money.

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

Flights from Charleston to Islip with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Charleston and Islip by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Islip from Charleston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Islip, New York trip

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Cheap flights from Charleston to New York from $39

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Charleston to New York departing on 9/26. 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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Filter for what you want

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Find the cheapest flights from Charleston to New York (CHS-ISP)

Cheap round-trip flights

Cheap one-way flights

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Breeze Airways flights from Charleston to Islip, New York

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

Southwest flights from Charleston to Islip, New York

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

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

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

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

What is the cheapest month to fly to Islip, New York?

What is the cheapest day to depart on your flight to Islip, New York?

The cheapest day to depart from Charleston to Islip, New York is on a Friday. Travelers who choose to depart for Islip, New York on a Friday will often find tickets for as low as $165. The most expensive day to fly to Islip, New York is Sunday, with ticket prices averaging around $298.

What is the cheapest time of day to depart on your flight to Islip, New York?

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

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

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

What cabin class options are available on Charleston to Islip Long Island flights?

There are 2 cabin classes available to choose from on Charleston to Islip Long Island 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 Charleston to Islip, New York flights?

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

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

As of August 2025, prices for Charleston to Islip, New York flights are approximately 129% more expensive when compared to flights at the same time last year.

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

Breeze Airways and Southwest are the most popular carriers operating from Charleston to Islip Long Island

What airlines fly to Islip, New York?

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

The number of flights available between Charleston and Islip, New York is 6 per week as of August 2025. The most frequent departure day is Mon, with 17% of weekly flights leaving on this day.

When to book flights from Charleston to Islip, New York

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

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

Best Price Found

Fastest flight time

Direct flights

Airports in Islip, New York

How far is Charleston to Islip Long Island by plane?

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

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

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

What documentation or ID do you need to fly to Islip Long Island Airport?

What is the most popular plane model from Charleston to Islip, New York?

What is the most popular airline from Charleston to Islip, New York?

Best airlines flying from Charleston to Islip, New York

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

Breeze Airways Flights From Charleston to Islip, New York

Traveling to a place near New York?

Why use momondo?

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

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

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

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

An easier way to manage your Islip, New York 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 New York