Home / Routes / KHEF → KISP11 scheduled

The route from Manassas Regional Airport/Harry P. Davis Field (KHEF) in Manassas to Long Island Mac Arthur Airport (KISP) in Islip. SkyMeter tracks roughly 11 scheduled flights on this route across 17 carriers. The most active operator is XFL (XFL). Average block time is 1h 6m. Departures average 32 minutes off schedule, with 46% running more than 15 minutes late. The most common aircraft on this route is the PILATUS Pilatus PC-12.

Scheduled
11
last 454 days
ADS-B observed
21
Airlines
17
Avg dep delay
32m
Late >15 min
45.5%
Cancel rate
0.00%

Recent observed flights

From ADS-B trace data

2026-10-09 22:29  →  2026-10-09 23:23  ·  54m
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2026-10-03 16:32  →  2026-10-03 17:51  ·  1h 18m
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2026-10-02 19:12  →  2026-10-02 21:01  ·  1h 49m
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2026-10-01 18:10  →  2026-10-01 19:12  ·  1h 2m
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2026-09-27 18:11  →  2026-09-27 19:12  ·  1h 1m
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2026-09-25 00:13  →  2026-09-25 01:39  ·  1h 25m
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2026-09-24 21:12  →  2026-09-24 22:11  ·  59m
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2026-09-20 03:12  →  2026-09-20 04:04  ·  51m
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2026-09-15 12:48  →  2026-09-15 13:47  ·  58m
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2026-09-14 21:35  →  2026-09-14 22:54  ·  1h 18m
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View KISP → KHEF