Home / Routes / KPSM → KISP24 scheduled

The route from Portsmouth International at Pease Airport (KPSM) in Portsmouth to Long Island Mac Arthur Airport (KISP) in Islip. SkyMeter tracks roughly 24 scheduled flights on this route across 7 carriers. The most active operator is CNS (CNS). Average block time is 0h 47m. Departures average 154 minutes off schedule, with 25% running more than 15 minutes late. The most common aircraft on this route is the DASSAULT Dassault Falcon 900.

Scheduled
24
last 490 days
ADS-B observed
8
Airlines
7
Avg dep delay
154m
Late >15 min
25.0%
Cancel rate
0.00%

Recent observed flights

From ADS-B trace data

2026-10-15 21:55  →  2026-10-15 23:41  ·  1h 45m
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2026-10-14 20:41  →  2026-10-14 21:40  ·  58m
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2026-09-13 20:16  →  2026-09-13 20:54  ·  37m
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2026-09-12 12:12  →  2026-09-12 12:57  ·  45m
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2026-08-22 19:22  →  2026-08-22 21:13  ·  1h 50m
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2026-08-11 19:33  →  2026-08-11 20:22  ·  48m
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2026-08-04 20:32  →  2026-08-04 21:14  ·  41m
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2026-08-03 14:28  →  2026-08-03 15:17  ·  49m
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2026-07-19 17:33  →  2026-07-19 18:30  ·  57m
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2026-07-19 16:58  →  2026-07-19 20:49  ·  3h 51m
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View KISP → KPSM