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Flights from Islip to Sioux Falls

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

      • ISP 12:25
        34h 5m
        2 stops
        FSD 21:30
        Islip - Sioux Falls | Thu, Jan 22 | Jetblue Airways
        FSD 13:23
        21h 12m
        2 stops
        ISP 11:35
        Sioux Falls - Islip | Sat, Jan 24 | American Airlines
        ₹ 67,164 ₹ 106,090
        37% OFF
        37% OFF
        ₹ 106,090 ₹ 67,164
      • ISP 07:30
        17h 14m
        2 stops
        FSD 23:44
        Islip - Sioux Falls | Thu, Jan 22 | Cape Air
        FSD 15:11
        18h 53m
        2 stops
        ISP 11:04
        Sioux Falls - Islip | Sat, Jan 24 | United Airlines
        ₹ 74,263 ₹ 106,090
        30% OFF
        30% OFF
        ₹ 106,090 ₹ 74,263
      • ISP 13:00
        17h 25m
        1 stop
        FSD Invalid Date
        Islip - Sioux Falls | Thu, Dec 11 | Normal Airline
        FSD 15:00
        6h
        Direct
        ISP 16:00
        Sioux Falls - Islip | Sat, Dec 13 | Normal Airline
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Displayed flight fares from Islip to Sioux Falls are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flight details for Islip to Sioux Falls

The distance between Islip and Sioux Falls is approximately 1,965.43km. Based on Trip.com's data travel demand peaks in July. The off-season for travel is December.

Cheapest return ticket price₹ 67,164
Off-season travel monthDecember
Peak season for travelJuly
Flight distance1,965.43km

Find the best time to fly from Islip to Sioux Falls

The cheapest time for Islip to Sioux Falls flights: Jan 18 to Jan 25 — one way flight prices from ₹ 67,164.

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  • 714
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  • 2128

  • Jan

    284
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  • 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 Sioux Falls, calculated over the upcoming 10 weeks.

Flight FAQs

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

    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 Sioux Falls 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 Sioux Falls, you can use various tools on Trip.com:
    · 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 Sioux Falls travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Islip to Sioux Falls is December, when demand for travel is lower.
  • The time difference between Sioux Falls and Islip is 1h.
  • 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.

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