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Flights from Grand Rapids to Islip

Search cheap flights from Grand Rapids to Islip in the next 3 months. Based on Trip.com's latest 7-day data, one-way fares start at KRW 134,660, and round-trip tickets start at KRW 1,424,922.

      • GRR 16:46
        18h 18m
        2 stops
        ISP 11:04
        Grand Rapids - Islip | Sun, Dec 21 | Delta Air Lines
        ISP 09:59
        13h 51m
        2 stops
        GRR 23:50
        Islip - Grand Rapids | Fri, Dec 26 | Cape Air
        KRW 1,424,922 KRW 2,027,226
        30% OFF
        30% OFF
        KRW 2,027,226 KRW 1,424,922
      • GRR 18:01
        17h 3m
        2 stops
        ISP 11:04
        Grand Rapids - Islip | Sat, Dec 20 | Delta Air Lines
        ISP 12:40
        11h 10m
        2 stops
        GRR 23:50
        Islip - Grand Rapids | Fri, Dec 26 | Cape Air
        KRW 1,437,278 KRW 2,027,226
        28% OFF
        28% OFF
        KRW 2,027,226 KRW 1,437,278
      • GRR 06:20
        9h 55m
        2 stops
        ISP 16:15
        Grand Rapids - Islip | Sun, Dec 28 | Delta Air Lines
        ISP 09:59
        23h 29m
        2 stops
        GRR 09:28
        Islip - Grand Rapids | Sat, Jan 3 | Cape Air
        KRW 1,510,576 KRW 2,027,226
        25% OFF
        25% OFF
        KRW 2,027,226 KRW 1,510,576
      • GRR 07:20
        8h 50m
        2 stops
        ISP 16:10
        Grand Rapids - Islip | Sat, Dec 20 | United Airlines
        ISP 12:30
        11h 20m
        2 stops
        GRR 23:50
        Islip - Grand Rapids | Sat, Dec 27 | Cape Air
        KRW 1,723,142
        15% OFF
        KRW 2,027,226 KRW 1,723,142
      • GRR 13:00
        17h 25m
        1 stop
        ISP Invalid Date
        Grand Rapids - Islip | Wed, Dec 17 | Normal Airline
        ISP 15:00
        6h
        Nonstop
        GRR 16:00
        Islip - Grand Rapids | Fri, Dec 19 | Normal Airline
        Find More Flights
        Find More Flights
      • GRR 19:05
        13h 50m
        1 stop
        ISP 08:55
        Grand Rapids - Islip | Sat, Jan 17 | Frontier Airlines
        KRW 134,660 KRW 541,300
        75% OFF
        75% OFF
        KRW 541,300 KRW 134,660
      • GRR 11:07
        9h
        1 stop
        ISP 20:07
        Grand Rapids - Islip | Sat, Dec 20 | Frontier Airlines
        KRW 245,446 KRW 541,300
        55% OFF
        55% OFF
        KRW 541,300 KRW 245,446
      • GRR 17:24
        23h 13m
        1 stop
        ISP 16:37
        Grand Rapids - Islip | Tue, Dec 30 | Frontier Airlines
        KRW 307,226 KRW 541,300
        43% OFF
        43% OFF
        KRW 541,300 KRW 307,226
      • GRR 17:24
        26h 16m
        1 stop
        ISP 19:40
        Grand Rapids - Islip | Thu, Dec 25 | Frontier Airlines
        KRW 460,105
        15% OFF
        KRW 541,300 KRW 460,105
      • GRR 13:00
        17h 25m
        1 stop
        ISP Invalid Date
        Grand Rapids - Islip | Wed, Dec 17 | Normal Airline
        Find More Flights
        Find More Flights

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

Grand Rapids to Islip Flight Details

The distance between Grand Rapids and Islip is about 1,053.87 km. Based on Trip.com's latest data, travel demand is highest in September. The off-season for travel is December.

Cheapest one-way flight priceKRW 134,660
Cheapest return ticket priceKRW 1,424,922
Cheapest monthDecember
Peak season for travelSeptember
Flight distance1,053.87 km

When is the cheapest time to book flights from Grand Rapids to Islip?

The cheapest time to fly from Grand Rapids to Islip: Jan 11 to Jan 18 — one-way prices start at KRW 134,660.

Cheapest flights
From price
Search
  • 1421
  • 2128

  • Jan

    284
  • 411
  • 1118
  • 1825

  • Feb

    251
  • 18
  • 815
  • 1522

  • Mar

    221
  • 18
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • What are the cheapest flights from Grand Rapids to Islip (GRR-ISP)?

    Based on Trip.com data, Frontier Airlines offers one-way fares as low as KRW 134,660 on Cheapest nonstop routes (e.g. GRR to ISP on Sat, Jan 17), while Delta Air Lines offers Cheapest nonstop round-trips from KRW 1,424,922 departing on Sun, Dec 21 and returning on Fri, Dec 26.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Grand Rapids to Islip 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 Grand Rapids to Islip, 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 17, with one-way flights priced at just KRW 134,660.
    · 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 Islip travel is around September.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Grand Rapids to Islip is December, when demand for travel is lower.
  • The time difference between Islip and Grand Rapids 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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