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Flights from Islip to Columbus

Find flight deals from Islip to Columbus for the next 3 months. Book one way flights from CAD 99 or round trip flights from CAD 591.

      • ISP 13:27
        10h 30m
        1 stop
        CMH 23:57
        Islip - Columbus | Fri, Dec 19 | Frontier Airlines
        CMH 18:28
        22h 9m
        1 stop
        ISP 16:37
        Columbus - Islip | Tue, Dec 23 | Spirit Airlines
        CAD 591 CAD 1,166
        49% OFF
        49% OFF
        CAD 1,166 CAD 591
      • ISP 10:46
        13h 11m
        1 stop
        CMH 23:57
        Islip - Columbus | Fri, Dec 19 | Jetblue Airways
        CMH 18:28
        15h 33m
        1 stop
        ISP 10:01
        Columbus - Islip | Tue, Dec 23 | Spirit Airlines
        CAD 816 CAD 1,166
        30% OFF
        30% OFF
        CAD 1,166 CAD 816
      • ISP 13:00
        17h 25m
        1 stop
        CMH Invalid Date
        Islip - Columbus | Thu, Dec 11 | Normal Airline
        CMH 15:00
        6h
        Nonstop
        ISP 16:00
        Columbus - Islip | Sat, Dec 13 | Normal Airline
        Find More Flights
        Find More Flights

Displayed flight fares from Islip to Columbus are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flight Info | Islip to Columbus

The distance between Islip and Columbus is approximately 832.71 km. Based on Trip.com's data travel demand peaks in July. The off-season for travel is September.

Cheapest one-way flight priceCAD 99
Cheapest return ticket priceCAD 591
Off-season for travelSeptember
Peak season for travelJuly
Flight distance832.71 km

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

The cheapest time for Islip to Columbus flights: Dec 14 to Dec 21 — one way flight prices from CAD 98.

Cheapest flights
From price
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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 Columbus, calculated over the upcoming 10 weeks.

Frequently Asked Questions

  • What are the cheapest flights from Islip to Columbus (ISP-CMH)?

    Based on Trip.com data, Frontier Airlines offers one-way fares as low as CAD 99 on Cheapest nonstop routes (e.g. ISP to LCK on Thu, Dec 18), while Frontier Airlines offers Cheapest nonstop round-trips from CAD 591 departing on Fri, Dec 19 and returning on Tue, Dec 23.
  • 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 Columbus 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 Columbus, 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 Thu, Dec 18, with one-way flights priced at just CAD 99.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Frontier Airlines.
    · 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 Columbus travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Islip to Columbus is September, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Islip to Columbus on December 19, 2025 with Frontier Airlines, with prices starting at CAD 590.
  • The time difference between Columbus and Islip is 0h.
  • Tickets can only be changed or canceled 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.

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