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Flights from Islip to Lafayette

No flights were found from Islip to Lafayette. Instead, check out the deals below for nearby routes from Islip to Indianapolis.

      • ISP 9:40 AM
        24h 3m
        1 stop
        IND 9:43 AM
        Islip - Indianapolis | Fri, Jan 9 | Jetblue Airways
        IND 12:21 PM
        20h 34m
        1 stop
        ISP 8:55 AM
        Indianapolis - Islip | Wed, Jan 14 | Spirit Airlines
        $388 $1,667
        77% OFF
        77% OFF
        $1,667 $388
      • ISP 10:46 AM
        11h 57m
        1 stop
        IND 10:43 PM
        Islip - Indianapolis | Fri, Dec 19 | Jetblue Airways
        IND 5:15 AM
        28h 46m
        1 stop
        ISP 10:01 AM
        Indianapolis - Islip | Tue, Dec 23 | Spirit Airlines
        $487 $1,667
        71% OFF
        71% OFF
        $1,667 $487
      • ISP 9:59 AM
        11h 4m
        1 stop
        IND 9:03 PM
        Islip - Indianapolis | Fri, Dec 19 | Cape Air
        IND 7:00 AM
        9h 10m
        1 stop
        ISP 4:10 PM
        Indianapolis - Islip | Tue, Dec 23 | Delta Air Lines
        $1,167 $1,667
        30% OFF
        30% OFF
        $1,667 $1,167
      • ISP 1:00 PM
        17h 25m
        1 stop
        IND Invalid Date
        Islip - Indianapolis | Thu, Dec 11 | Normal Airline
        IND 3:00 PM
        6h
        Nonstop
        ISP 4:00 PM
        Indianapolis - Islip | Sat, Dec 13 | Normal Airline
        Find More Flights
        Find More Flights

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

Flight Info | Islip to Lafayette

Check out flight details for routes from Islip to Indianapolis—including distance, duration, and the best value month—to help plan your trip from Islip to Lafayette.

Cheapest one-way flight price$71
Cheapest round-trip ticket price$388
Off-season for travelOctober
Peak season for travelJuly
Flight distance1,124.97 km

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

Analyze price trends for flights from Islip to Indianapolis—including distance, duration, and the most cost-effective month—to plan your journey from Islip to Lafayette.

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 Lafayette, calculated over the upcoming 10 weeks.

Frequently Asked Questions

FAQs for flights from Islip to Lafayette when there’s no local airport. Departures and arrivals are through Islip to Indianapolis.

  • What are the cheapest flights from Islip to Indianapolis (ISP-IND)?

    Based on Trip.com data, Frontier Airlines offers one-way fares as low as $71 on Cheapest nonstop routes (e.g. ISP to IND on Thu, Dec 11), while Jetblue Airways offers Cheapest nonstop round-trips from $388 departing on Fri, Jan 9 and returning on Wed, Jan 14.
  • 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 Indianapolis 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 Indianapolis, 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 11, with one-way flights priced at just $71.
    · 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 Indianapolis travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Islip to Indianapolis 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 Indianapolis on December 19, 2025 with Jetblue Airways, with prices starting at $486.
  • The time difference between Indianapolis 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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