PlainFlights
ISP

Islip, NY

Islip, New York

Data coverage: 2020 — 2024

Total Flights

43,731

On-Time Rate

78.2%

Avg Delay

69.3 min

Delayed

9,517

Cancelled

827

Delay Causes

Top delay cause: Late Aircraft

Late Aircraft 45.4%
Carrier 26.2%
NAS (National Aviation System) 25.1%
Weather 3.1%
Security 0.1%

Monthly Performance

Recent 24 months of flight data.

Period Flights Dep Delayed Arr Delayed Cancelled Diverted
Dec 2024 865 135 109 3 1
Nov 2024 699 46 43 0 0
Oct 2024 539 44 37 10 0
Sep 2024 583 41 43 3 0
Aug 2024 756 113 115 12 1
Jul 2024 814 126 120 16 2
Jun 2024 794 92 104 7 1
May 2024 834 101 123 8 1
Apr 2024 866 94 98 9 1
Mar 2024 935 128 123 10 0
Feb 2024 912 65 81 5 1
Jan 2024 958 104 127 9 1
Dec 2023 1,062 135 135 8 0
Nov 2023 924 70 75 1 0
Oct 2023 811 50 44 2 0
Sep 2023 666 77 79 3 2
Aug 2023 760 98 115 16 3
Jul 2023 755 153 167 13 4
Jun 2023 671 106 101 7 3
May 2023 753 72 107 3 1
Apr 2023 729 100 119 3 1
Mar 2023 786 106 101 8 1
Feb 2023 724 54 59 4 0
Jan 2023 758 57 74 7 0

Top Routes

Busiest routes to and from ISP.

Data Source: Bureau of Transportation Statistics, On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.