Long Island MacArthur
Islip, USA · 16 destinations
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F9
Frontier Airlines
B6
JetBlue Airways
WN
Southwest Airlines
F9
Frontier Airlines
B6
JetBlue Airways
WN
Southwest Airlines
About ISP
Long Island MacArthur (ISP) is an airport in Islip, USA serving 16 nonstop destinations. The largest operators are Breeze Airways, JetBlue Airways and Frontier Airlines. On-time performance is 71.0% based on the most recent BTS data (arrivals not delayed 15+ minutes). Updated 30 August 2026.
Frequently asked questions
How many nonstop destinations does ISP have?
ISP (Long Island MacArthur) serves 16 nonstop destinations.
Which airlines fly nonstop from ISP?
Airlines flying nonstop from ISP include Southwest Airlines, Cape Air, Breeze Airways, Avelo Airlines, JetBlue Airways, Frontier Airlines.
What is the on-time performance at ISP?
ISP has an on-time performance rate of 71.0%, based on the most recent BTS data covering arrivals not delayed 15 minutes or more.
What is the ICAO code for ISP?
The ICAO code for ISP (Long Island MacArthur) is KISP.
- ICAO
- KISP
- Route data
- updated 29 days ago