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Flights from Islip to Charleston

We've found these cheap flights for you. You can book one-way or return flight tickets.

      • ISP 13:00
        17h 25m
        1 stop
        CRW Invalid Date
        Islip - Charleston | Sun, Dec 14 | Normal Airline
        CRW 15:00
        6h
        Direct
        ISP 16:00
        Charleston - Islip | Tue, Dec 16 | Normal Airline
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        Search
      • ISP 13:00
        17h 25m
        1 stop
        CRW Invalid Date
        Islip - Charleston | Sun, Dec 14 | Normal Airline
        CRW 15:00
        6h
        Direct
        ISP 16:00
        Charleston - Islip | Tue, Dec 16 | Normal Airline
        Search
        Search
      • ISP 13:00
        17h 25m
        1 stop
        CRW Invalid Date
        Islip - Charleston | Sun, Dec 14 | Normal Airline
        CRW 15:00
        6h
        Direct
        ISP 16:00
        Charleston - Islip | Tue, Dec 16 | Normal Airline
        Search
        Search
      • ISP 13:00
        17h 25m
        1 stop
        CRW Invalid Date
        Islip - Charleston | Sun, Dec 14 | Normal Airline
        CRW 15:00
        6h
        Direct
        ISP 16:00
        Charleston - Islip | Tue, Dec 16 | Normal Airline
        Search
        Search
      • ISP 13:00
        17h 25m
        1 stop
        CRW Invalid Date
        Islip - Charleston | Sun, Dec 14 | Normal Airline
        CRW 15:00
        6h
        Direct
        ISP 16:00
        Charleston - Islip | Tue, Dec 16 | Normal Airline
        Search
        Search
      • ISP 13:00
        17h 25m
        1 stop
        CRW Invalid Date
        Islip - Charleston | Sun, Dec 14 | Normal Airline
        CRW 15:00
        6h
        Direct
        ISP 16:00
        Charleston - Islip | Tue, Dec 16 | Normal Airline
        Search
        Search
      • ISP 13:00
        17h 25m
        1 stop
        CRW Invalid Date
        Islip - Charleston | Sun, Dec 14 | Normal Airline
        CRW 15:00
        6h
        Direct
        ISP 16:00
        Charleston - Islip | Tue, Dec 16 | Normal Airline
        Search
        Search
      • ISP 13:00
        17h 25m
        1 stop
        CRW Invalid Date
        Islip - Charleston | Sun, Dec 14 | Normal Airline
        CRW 15:00
        6h
        Direct
        ISP 16:00
        Charleston - Islip | Tue, Dec 16 | Normal Airline
        Search
        Search
      • ISP 13:00
        17h 25m
        1 stop
        CRW Invalid Date
        Islip - Charleston | Sun, Dec 14 | Normal Airline
        CRW 15:00
        6h
        Direct
        ISP 16:00
        Charleston - Islip | Tue, Dec 16 | Normal Airline
        Search
        Search
      • ISP 20:54
        15h
        2 stops
        CRW 11:54
        Islip - Charleston | Mon, Jan 19 | Frontier Airlines
        US$133 US$712
        81% OFF
        81% OFF
        US$712 US$133
      • ISP 12:25
        10h 56m
        2 stops
        CRW 23:21
        Islip - Charleston | Sat, Jan 24 | Jetblue Airways
        US$231 US$712
        68% OFF
        68% OFF
        US$712 US$231
      • ISP 14:04
        10h 22m
        2 stops
        CRW 00:26
        Islip - Charleston | Mon, Jan 5 | Frontier Airlines
        US$357 US$712
        50% OFF
        50% OFF
        US$712 US$357
      • ISP 11:00
        11h 2m
        2 stops
        CRW 22:02
        Islip - Charleston | Mon, Jan 19 | Jetblue Airways
        US$389
        45% OFF
        US$712 US$389
      • ISP 16:40
        27h 56m
        2 stops
        CRW 20:36
        Islip - Charleston | Fri, Dec 19 | Frontier Airlines
        US$391
        45% OFF
        US$712 US$391
      • ISP 10:46
        13h 40m
        2 stops
        CRW 00:26
        Islip - Charleston | Mon, Jan 5 | Jetblue Airways
        US$424
        40% OFF
        US$712 US$424
      • ISP 12:30
        9h 21m
        2 stops
        CRW 21:51
        Islip - Charleston | Sat, Jan 24 | Cape Air
        US$514
        28% OFF
        US$712 US$514
      • ISP 12:40
        10h 9m
        2 stops
        CRW 22:49
        Islip - Charleston | Fri, Dec 12 | Cape Air
        US$516
        28% OFF
        US$712 US$516
      • ISP 09:59
        11h 28m
        2 stops
        CRW 21:27
        Islip - Charleston | Sun, Jan 11 | Cape Air
        US$518
        27% OFF
        US$712 US$518
      • ISP 12:40
        32h 47m
        2 stops
        CRW 21:27
        Islip - Charleston | Mon, Jan 5 | Cape Air
        US$520
        27% OFF
        US$712 US$520
      • ISP 13:00
        17h 25m
        1 stop
        CRW Invalid Date
        Islip - Charleston | Sun, Dec 14 | Normal Airline
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Displayed flight fares from Islip to Charleston are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flight Information for Islip to Charleston Flights

The distance between Islip and Charleston is 775.63km. Based on Trip.com's data, travel demand peaks in November. The off-season for travel is August.

Cheapest one-way flight priceUS$133
Off-season travel monthAugust
Peak season for travelNovember
Flight distance775.63km

When is the cheapest time to fly from Islip to Charleston?

The cheapest time for Islip to Charleston flights: Jan 18 to Jan 25 — one way flight prices from US$132.

Cheapest flights
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  • 714
  • 1421
  • 2128

  • Jan

    284
  • 411
  • 1118
  • 1825

  • Feb

    251
  • 18
  • 815
  • 1522

  • Mar

    221
Displayed fare trends are based on Trip.com's aggregated average of the lowest flight prices from Islip to Charleston, calculated over the upcoming 10 weeks.

Flight FAQs

  • When is the best time to book flights from Islip to Charleston?

    By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Islip to Charleston is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Islip to Charleston, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Mon, Jan 19, with one-way flights priced at just US$133.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Charleston travel is around November.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Islip to Charleston is August, when demand for travel is lower.
  • The time difference between Charleston and Islip is 0h.
  • Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.