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Flights from Islip to Syracuse

Find the cheapest flight options from Islip to Syracuse over the next three months. Book one-way tickets from €157 and round-trip tickets from €767.

      • ISP 10:46
        9h 4m
        1 stop
        SYR 19:50
        Islip - Syracuse | Sun, Dec 28 | Jetblue Airways
        SYR 20:45
        13h 16m
        1 stop
        ISP 10:01
        Syracuse - Islip | Sun, Jan 4 | Jetblue Airways
        €767 €1,050
        27% off
        27% off
        €1,050 €767
      • ISP 13:00
        17h 25m
        1 stop
        SYR Invalid Date
        Islip - Syracuse | Sat, Dec 20 | Normal Airline
        SYR 15:00
        6h
        Direct
        ISP 16:00
        Syracuse - Islip | Mon, Dec 22 | Normal Airline
        Find more flights
        Find more flights
      • ISP 09:40
        9h 46m
        1 stop
        SYR 19:26
        Islip - Syracuse | Sat, Jan 10 | Jetblue Airways
        €157 €526
        70% off
        70% off
        €526 €157
      • ISP 20:54
        14h 4m
        1 stop
        SYR 10:58
        Islip - Syracuse | Fri, Jan 16 | Frontier Airlines
        €176 €526
        67% off
        67% off
        €526 €176
      • ISP 20:35
        13h 24m
        1 stop
        SYR 09:59
        Islip - Syracuse | Mon, Dec 29 | Frontier Airlines
        €188 €526
        64% off
        64% off
        €526 €188
      • ISP 10:46
        9h 42m
        1 stop
        SYR 20:28
        Islip - Syracuse | Thu, Dec 18 | Jetblue Airways
        €266
        49% off
        €526 €266
      • ISP 10:00
        24h 58m
        1 stop
        SYR 10:58
        Islip - Syracuse | Fri, Jan 16 | Jetblue Airways
        €298
        43% off
        €526 €298
      • ISP 10:46
        8h 31m
        1 stop
        SYR 19:17
        Islip - Syracuse | Sat, Jan 3 | Jetblue Airways
        €330
        37% off
        €526 €330
      • ISP 10:46
        8h 31m
        1 stop
        SYR 19:17
        Islip - Syracuse | Mon, Dec 29 | Jetblue Airways
        €342
        35% off
        €526 €342
      • ISP 07:30
        15h 29m
        1 stop
        SYR 22:59
        Islip - Syracuse | Mon, Dec 29 | Cape Air
        €384
        27% off
        €526 €384
      • ISP 13:00
        17h 25m
        1 stop
        SYR Invalid Date
        Islip - Syracuse | Sat, Dec 20 | Normal Airline
        Find more flights
        Find more flights

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

Flight details for Islip to Syracuse

The distance between Islip and Syracuse is 357.87 km. Based on Trip.com's data, travel demand peaks in July. The off-season for travel is October.

Cheapest one-way flight price€157
Cheapest round-trip ticket price€767
Off-season for travelOctober
Peak season for travelJuly
Flight distance357.87 km
Flight statistics for the Islip–Syracuse route are based on aggregated booking data from Trip.com over the past 12 months.

Find the best time to fly from Islip to Syracuse

The cheapest time for Islip to Syracuse flights: Jan 4 to Jan 11 — one way flight prices from €156.

Cheapest flights
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  • 1421
  • 2128

  • Jan

    284
  • 411
  • 1118
  • 1825

  • Feb

    251
  • 18
  • 815
  • 1522

  • Mar

    221
  • 18
Displayed fare trends are based on Trip.com's aggregated average of the lowest flight prices from Islip to Syracuse, calculated over the upcoming 10 weeks.

Flight FAQs

  • What are the cheapest flights from Islip to Syracuse (ISP-SYR)?

    Based on Trip.com data, Jetblue Airways offers one-way fares as low as €157 on Cheapest nonstop routes (e.g. ISP to SYR on Sat, Jan 10), while Jetblue Airways offers Cheapest nonstop round-trips from €767 departing on Sun, Dec 28 and returning on Sun, Jan 4.
  • 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 Syracuse 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 Syracuse, 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 Sat, Jan 10, with one-way flights priced at just €157.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Jetblue Airways.
    · 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 Syracuse travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Islip to Syracuse is October, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Islip to Syracuse on December 28, 2025 with Jetblue Airways, with prices starting at €766.
  • The time difference between Syracuse 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.