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Islip, NY: Long Island MacArthur (ISP)Scheduled Services except Freight/MailBTS Data as of 11/20/2019
Summary Data (U.S. Flights Only)Carrier Shares for September 2018 - August 2019
Passengers*2018**2019**%ChgRank***
Arrival837k746k-10.86%108
Departure839k747k-10.98%108
Scheduled Flights
Departures7,2126,176-14.36%162
Freight/Mail (lb.) (Scheduled and Non-Scheduled)
Total1,263k1,157k-8.40%249
Carriers
Scheduled440.00%
* Scheduled enplaned revenue passengers.
** 12 months ending August of each year.
*** Among 783 U.S. airports, 12 months ending August 2019
CarrierPassengersShare
Southwest 93962.86%
Frontier 48832.64%
Piedmont 66.804.47%
Elite 0.410.03%
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Other0.000.00%
Based on enplaned passengers(000) both arriving and departing.
Total Passengers (U.S. Flights, in thousands)Top 10 Destination Airports (U.S. Only, Passengers (000))
*  Before October 2002, only carriers operating aircraft with more than 60 seats or 18,000 pounds in payload reported traffic data.
** 2019 represents data for September 2018 - August 2019.
Source: T-100 Domestic Market (US Carriers).
ISP vs. National Departure Delays (Major U.S. Carriers)ISP On-Time Performance Summary (Major U.S. Carriers Only)
A flight is considered delayed when it arrived or departed 15 or more minutes than the schedule. Delayed minutes are calculated from delayed flights only.
Domestic Flights, 2014-2019
% On Time201420152016201720182019*Rank**
Departure74%79%84%81%78%81%N/A
Arrival68%76%80%79%74%79%N/A
Avg Delay (min.)
Departure61.3360.1759.0066.2179.5674.44N/A
Arrival59.8558.9254.2959.2674.5466.84N/A
% Cancelled
Total2.08%2.84%1.83%1.95%3.20%0.45%N/A
Number of Flights
Total495947584706523561511341N/A
Number of Reporting Carriers
Total111222
* October 2018 - September 2019 .
** Ranked only for major U.S. airports, October 2018 - September 2019.