USA Banner

Official US Government Icon

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure Site Icon

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Site Notification

Site Notification

U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation

BTS> TranStats
(The month selection does not apply to on-time data.)Show all airports (by state)
Islip, NY: Long Island MacArthur (ISP)Scheduled Services except Freight/MailBTS Data as of 4/19/2025
Summary Data (U.S. Flights Only)Carrier Shares for February 2024 - January 2025
Passengers*2024**2025**%ChgRank***
Arrival648k685k5.67%121
Departure649k685k5.58%120
Scheduled Flights
Departures5,1375,2251.71%176
Freight/Mail (lb.) (Scheduled and Non-Scheduled)
Total459k399k-13.09%336
Carriers
Scheduled3433.33%
* Scheduled enplaned revenue passengers.
** 12 months ending January of each year.
*** Among 754 U.S. airports, 12 months ending January 2025
CarrierPassengersShare
Southwest 66948.89%
Frontier 52838.55%
Breeze 1138.24%
JetBlue59.264.33%
---
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.
** 2025 represents data for February 2024 - January 2025.
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, 2019-2024
% On Time201920202021202220232024*Rank**
Departure82%83%76%70%75%75%N/A
Arrival77%80%74%66%73%75%N/A
Avg Delay (min.)
Departure71.1161.7965.8566.8771.7073.55N/A
Arrival64.2249.2456.5864.0957.7463.89N/A
% Cancelled
Total1.73%10.26%2.32%4.63%1.60%1.93%N/A
Number of Flights
Total556433224358470846984777N/A
Number of Reporting Carriers
Total222223
* January - December 2024 .
** Ranked only for major U.S. airports, January - December 2024.