CHS - ISP

$61 Find Cheap Flights from Charleston to Islip - Compare and Save

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Everything you should know

Cheapest round-trip
$122
Typical prices: $176-$273
Breeze Airways
Mon 1/15Thu 1/18
CHS - ISP • Non-stop
Cheapest non-stop
$122
Typical prices: $173-$225
Breeze Airways
Mon 2/5Thu 2/8
CHS - ISP • Non-stop
Nonstop flights
2 days a week
You can fly direct with Breeze Airways. Average duration is 1h 54m
Direct flights
+1
Direct flights
+1
When to travel
January
Cheapest • 21% price drop
July
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Norfolk (ORF)
Cheapest • Avg $274 (round-trip)
Baltimore/Washington (BWI)
Shortest trip • 4h 52m (one-way)
Insights
Insights
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Flight Deals

Cheap Flights from Charleston to Islip (CHS-ISP)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Charleston to Islip

Fri, Jan 8 - Mon, Jan 11
Breeze Airways Logo
8:00 am - 9:54 amCHS  Charleston-ISP Islip Long Island
1h 54mnonstop
Breeze Airways Logo
10:34 am - 12:46 pmISP  Islip Long Island-CHS Charleston
2h 12mnonstop
$122Breeze Airways
Fri, Feb 5 - Mon, Feb 8
Breeze Airways Logo
8:00 am - 9:54 amCHS  Charleston-ISP Islip Long Island
1h 54mnonstop
Breeze Airways Logo
8:34 am - 10:46 amISP  Islip Long Island-CHS Charleston
2h 12mnonstop
$122Breeze Airways
Fri, Jan 15 - Mon, Jan 18
Breeze Airways Logo
8:00 am - 9:54 amCHS  Charleston-ISP Islip Long Island
1h 54mnonstop
Breeze Airways Logo
10:34 am - 12:46 pmISP  Islip Long Island-CHS Charleston
2h 12mnonstop
$122Breeze Airways
Fri, Jan 15 - Fri, Jan 22
Breeze Airways Logo
8:00 am - 9:54 amCHS  Charleston-ISP Islip Long Island
1h 54mnonstop
Breeze Airways Logo
10:34 am - 12:46 pmISP  Islip Long Island-CHS Charleston
2h 12mnonstop
$127Breeze Airways
Fri, Jan 8 - Sun, Jan 10
Breeze Airways Logo
8:00 am - 9:54 amCHS  Charleston-ISP Islip Long Island
1h 54mnonstop
Breeze Airways Logo
8:06 pm - 11:37 pmISP  Islip Long Island-CHS Charleston
3h 31m1 stop Norfolk
$140Breeze Airways
Mon, Jan 11 - Thu, Jan 21
Breeze Airways Logo
8:00 am - 9:54 amCHS  Charleston-ISP Islip Long Island
1h 54mnonstop
Breeze Airways Logo
8:06 pm - 11:37 pmISP  Islip Long Island-CHS Charleston
3h 31m1 stop Norfolk
$141Breeze Airways
Fri, Feb 5 - Sun, Feb 7
Breeze Airways Logo
8:00 am - 9:54 amCHS  Charleston-ISP Islip Long Island
1h 54mnonstop
Breeze Airways Logo
8:06 pm - 11:37 pmISP  Islip Long Island-CHS Charleston
3h 31m1 stop Norfolk
$143Breeze Airways
Thu, Nov 19 - Mon, Nov 23
Multiple Airlines Logo
3:50 pm - 7:05 pmCHS  Charleston-ISP Islip Long Island
3h 15m1 stop Norfolk
Multiple Airlines Logo
4:40 pm - 8:26 pmISP  Islip Long Island-CHS Charleston
27h 46m1 stop Orlando
$324Multiple Airlines
Wed, Dec 9 - Sat, Dec 12
Southwest Logo
7:30 am - 4:15 pmCHS  Charleston-ISP Islip Long Island
8h 45m1 stop Baltimore/Washington
Southwest Logo
6:00 am - 10:05 amISP  Islip Long Island-CHS Charleston
4h 05m1 stop Baltimore/Washington
$330Southwest
Thu, Dec 31 - Mon, Jan 4
Multiple Airlines Logo
3:50 pm - 7:05 pmCHS  Charleston-ISP Islip Long Island
3h 15m1 stop Norfolk
Multiple Airlines Logo
11:26 am - 8:38 amISP  Islip Long Island-CHS Charleston
21h 12m1 stop Orlando
$366Multiple Airlines
Booking Insights

Price, demand and travel trends for Charleston to Islip flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Charleston to Islip?

Round-trip flights from Charleston to Islip typically range from $176 to $273. The lowest price found in the past 5 days was $122, on Breeze Airways.

What's the cheapest day of the week to fly from Charleston to Islip?

Based on deals KAYAK users found in the last 12 months, Saturday is the cheapest day of the week to fly from Charleston to Islip. It’s 9% cheaper than the average day, while Sunday is the most expensive, with prices 89% higher.

What’s the cheapest month to fly from Charleston to Islip?

•January is the cheapest month to fly from Charleston to Islip at $161 round-trip.
•April ($373) and October ($359) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 131% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Key details for Charleston to Islip flights

Low season

April

Cheapest flight

$61
Beat the crowds with an average 52% drop in travelers.
The most popular month to fly with an average 98% increase in travelers.
One-way flight from Charleston to Islip

When to book flights from Charleston to Islip

Are your dates flexible? Find out the best times to travel from Charleston to Islip based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Charleston to Islip flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What are the earliest and latest flights from Charleston to Islip?

    These are the earliest and latest flight times available from Charleston to Islip:

    • Earliest: departs at 7:05 am and lands at 8:59 am
    • Latest: departs at 8:00 am and lands at 9:54 am.

    The flight takes about 1h 54m.

  • What cabin classes can I book on flights from Charleston to Islip?

    Two cabin classes are available on flights from Charleston to Islip:

    • Economy Class
    • Premium Economy Class

  • How long is a flight from Charleston to Islip?

    A nonstop flight from Charleston to Islip takes 1h 54m, covering 666 miles.

  • Do I need a passport to fly from Charleston to Islip?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a Charleston to Islip flight?

    Round-trip flights from Charleston to Islip range from $176 to $273, with an average of $205 over the past 12 months. Anything below $176 counts as a good deal.

  • How much can I save by taking a layover when flying from Charleston to Islip?

    On this route, nonstop flights are cheaper than layover options on average. Nonstop fares average $197 round-trip, compared to $274 via a layover through Norfolk (ORF).

  • What is the standard checked-bag allowance on flights from Charleston to Islip?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $54–$77 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from Charleston to Islip?

    The Airbus A220-300 family is used most often on this route, operated mainly by Breeze Airways and JetBlue. Other aircraft seen on the route include Embraer 190 variants.

  • How are flight prices from Charleston to Islip looking right now?

    One-way fares from Charleston to Islip are currently lower than usual. Average one-way flight prices are about $103, which is 35% below the typical average for this route.

  • What car rental options are available at Islip Long Island Airport (ISP)?

    Islip Long Island Airport (ISP) hosts 5 major car rental companies, with daily rates averaging $107 for economy cars. Top options include:

    • Budget
    • Enterprise Rent-A-Car
    • Avis
    • National
    • Empire Rent A Car

  • Which airports can I use when flying from Charleston to Islip?

    Flights from Charleston to Islip usually depart from Charleston (CHS) and arrive at Islip Long Island (ISP).

  • Which airports do connecting flights from Charleston to Islip pass through?

    Connecting flights from Charleston to Islip most commonly pass through:

    • Norfolk (ORF) - 68% of one-stop connections
    • Baltimore/Washington (BWI) - 32% of one-stop connections

  • Can I save money by using flexible dates for flights from Charleston to Islip?

    Yes. Flexible dates can save you up to 52% on flights from Charleston to Islip. Saturday is the cheapest departure day at $187 round-trip on average, while Sunday is the most expensive at $389, a difference of $202.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • What airlines fly from Charleston to Islip?

    Only Breeze Airways operates flights between Charleston and Islip.

  • How much time can I save by choosing a different layover airport from Charleston to Islip?

    Flying via Norfolk (ORF) gives the shortest average 1-stop total travel time at 3h 21m, compared with 4h 52m via Baltimore/Washington (BWI).

  • Which airlines offer extra legroom and free seat selection on Charleston to Islip flights?

    Among airlines operating Charleston to Islip flights:

    • Breeze Airways: offers extra legroom; offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines include bags at no extra cost on Charleston to Islip flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Breeze Airways: a cabin bag and a checked bag in Economy Class

    Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

Your guide to booking Charleston to Islip flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Saturday departure and avoid flying on Sunday. On this route, Saturday flights average $187, about $202 less than Sunday fares (52% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Charleston to Islip trip for January. Fares historically average $161 round-trip in that month - typically $212 less than the most expensive month, which is April (based on the last 12 months).

Prefer to fly direct from Charleston to Islip?

 
Find which airlines fly direct from Charleston Airport to Islip Long Island Airport, which days they fly and book direct flights.

Direct departures

Charleston to Islip Long Island

Monday

Breeze Airways

Breeze Airways

Friday

Breeze Airways

Breeze Airways

See more direct flights

Direct returns

Islip Long Island to Charleston

Monday

Breeze Airways

Breeze Airways

Friday

Breeze Airways

Breeze Airways

See more direct flights

More options for your flight from Charleston to Islip

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