Home / Routes / KIAD → KISP54 scheduled

The route from Washington Dulles International Airport (KIAD) in Washington, DC to Long Island Mac Arthur Airport (KISP) in Islip. SkyMeter tracks roughly 54 scheduled flights on this route across 17 carriers. The most active operator is XFL (XFL). Average block time is 1h 16m. Departures average 36 minutes off schedule, with 44% running more than 15 minutes late. The most common aircraft on this route is the EMBRAER Embraer 135BJ Legacy 600.

Scheduled
54
last 335 days
ADS-B observed
17
Airlines
17
Avg dep delay
36m
Late >15 min
44.4%
Cancel rate
0.00%

Recent observed flights

From ADS-B trace data

2026-07-19 13:05  →  2026-07-19 17:16  ·  4h 11m
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2026-07-10 10:02  →  2026-07-10 11:53  ·  1h 50m
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2026-07-02 21:00  →  2026-07-02 22:07  ·  1h 6m
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2026-06-29 21:46  →  2026-06-29 23:01  ·  1h 14m
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2026-06-29 20:30  →  2026-06-29 22:03  ·  1h 32m
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2026-06-27 20:20  →  2026-06-27 21:16  ·  55m
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2026-06-23 15:28  →  2026-06-23 16:43  ·  1h 14m
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2026-06-18 09:59  →  2026-06-18 11:23  ·  1h 23m
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2026-06-14 00:56  →  2026-06-14 02:11  ·  1h 14m
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2026-06-08 17:29  →  2026-06-08 18:29  ·  1h 0m
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