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Islip, NY: Long Island MacArthur (ISP)Scheduled Services except Freight/MailBTS Data as of 10/20/2018
Summary Data (U.S. Flights Only)Carrier Shares for August 2017 - July 2018
Passengers*2017**2018**%ChgRank***
Arrival576k820k42.37%99
Departure577k822k42.55%99
Scheduled Flights
Departures5,7357,12624.25%147
Freight/Mail (lb.) (Scheduled and Non-Scheduled)
Total1,248k1,282k2.72%238
Carriers
Scheduled3433.33%
* Scheduled enplaned revenue passengers.
** 12 months ending July of each year.
*** Among 789 U.S. airports, 12 months ending July 2018
CarrierPassengersShare
Southwest 1,02262.22%
Frontier 55533.77%
Piedmont 65.063.96%
Wisconsin 0.890.05%
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Other0.00-0.00%
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.
** 2018 represents data for August 2017 - July 2018.
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, 2013-2018
% On Time201320142015201620172018*Rank**
Departure78%74%79%84%81%79%N/A
Arrival71%68%76%80%79%81%N/A
Avg Delay (min.)
Departure46.5661.3360.1759.0066.2171.62N/A
Arrival51.8959.8558.9254.2959.2665.25N/A
% Cancelled
Total1.40%2.08%2.84%1.83%1.95%1.77%N/A
Number of Flights
Total498549594758470652352479N/A
Number of Reporting Carriers
Total111122
* August 2017 - July 2018 .
** Ranked only for major U.S. airports, August 2017 - July 2018.