Trip.com
>
Flights
>
Flights to Finland
>
Flights to Uusimaa
>
Flights to Helsinki
Hotels in Helsinki
>
Flights from Islip to Helsinki

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

      • ISP 13:00
        17h 25m
        1 stop
        HEL Invalid Date
        Islip - Helsinki | Sun, Dec 14 | Normal Airline
        HEL 15:00
        6h
        Nonstop
        ISP 16:00
        Helsinki - Islip | Tue, Dec 16 | Normal Airline
        Search
        Search
      • ISP 13:00
        17h 25m
        1 stop
        HEL Invalid Date
        Islip - Helsinki | Sun, Dec 14 | Normal Airline
        HEL 15:00
        6h
        Nonstop
        ISP 16:00
        Helsinki - Islip | Tue, Dec 16 | Normal Airline
        Search
        Search
      • ISP 13:00
        17h 25m
        1 stop
        HEL Invalid Date
        Islip - Helsinki | Sun, Dec 14 | Normal Airline
        HEL 15:00
        6h
        Nonstop
        ISP 16:00
        Helsinki - Islip | Tue, Dec 16 | Normal Airline
        Search
        Search
      • ISP 13:00
        17h 25m
        1 stop
        HEL Invalid Date
        Islip - Helsinki | Sun, Dec 14 | Normal Airline
        HEL 15:00
        6h
        Nonstop
        ISP 16:00
        Helsinki - Islip | Tue, Dec 16 | Normal Airline
        Search
        Search
      • ISP 13:00
        17h 25m
        1 stop
        HEL Invalid Date
        Islip - Helsinki | Sun, Dec 14 | Normal Airline
        HEL 15:00
        6h
        Nonstop
        ISP 16:00
        Helsinki - Islip | Tue, Dec 16 | Normal Airline
        Search
        Search
      • ISP 13:00
        17h 25m
        1 stop
        HEL Invalid Date
        Islip - Helsinki | Sun, Dec 14 | Normal Airline
        HEL 15:00
        6h
        Nonstop
        ISP 16:00
        Helsinki - Islip | Tue, Dec 16 | Normal Airline
        Search
        Search
      • ISP 13:00
        17h 25m
        1 stop
        HEL Invalid Date
        Islip - Helsinki | Sun, Dec 14 | Normal Airline
        HEL 15:00
        6h
        Nonstop
        ISP 16:00
        Helsinki - Islip | Tue, Dec 16 | Normal Airline
        Search
        Search
      • ISP 13:00
        17h 25m
        1 stop
        HEL Invalid Date
        Islip - Helsinki | Sun, Dec 14 | Normal Airline
        HEL 15:00
        6h
        Nonstop
        ISP 16:00
        Helsinki - Islip | Tue, Dec 16 | Normal Airline
        Search
        Search
      • ISP 13:00
        17h 25m
        1 stop
        HEL Invalid Date
        Islip - Helsinki | Sun, Dec 14 | Normal Airline
        HEL 15:00
        6h
        Nonstop
        ISP 16:00
        Helsinki - Islip | Tue, Dec 16 | Normal Airline
        Search
        Search
      • ISP 09:52
        32h 28m
        2 stops
        HEL 01:20
        Islip - Helsinki | Thu, Jan 15 | Frontier Airlines
        PLN 1,961 PLN 3,410
        42% OFF
        42% OFF
        PLN 3,410 PLN 1,961
      • ISP 10:00
        32h 20m
        2 stops
        HEL 01:20
        Islip - Helsinki | Thu, Jan 15 | Jetblue Airways
        PLN 2,490 PLN 3,410
        27% OFF
        27% OFF
        PLN 3,410 PLN 2,490
      • ISP 13:00
        17h 25m
        1 stop
        HEL Invalid Date
        Islip - Helsinki | Sun, Dec 14 | Normal Airline
        Find More Flights
        Find More Flights

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

Flight Info | Islip to Helsinki

The distance between Islip and Helsinki is approximately 6,560.5 km. Based on Trip.com's data travel demand peaks in June. The off-season for travel is September.

Cheapest one-way flight pricePLN 1,961
Off-season for travelSeptember
Peak season for travelJune
Flight distance6,560.5 km

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

The cheapest time for Islip to Helsinki flights: Jan 11 to Jan 18 — one way flight prices from PLN 1,961.

Cheapest flights
From price
Search
  • 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 Helsinki, calculated over the upcoming 10 weeks.

Frequently Asked Questions

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

    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 Helsinki 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 Helsinki, 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, Jan 15, with one-way flights priced at just PLN 1,961.
    · 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 Helsinki travel is around June.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Islip to Helsinki is September, when demand for travel is lower.
  • The time difference between Helsinki and Islip is 7h.
  • 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.

Explore More Popular Flights