Home / Routes / KMQS → KBFI9 scheduled

The route from Chester County G O Carlson Airport (KMQS) in Coatesville to Boeing Field King County International Airport (KBFI) in Seattle. SkyMeter tracks roughly 9 scheduled flights on this route across 2 carriers. The most active operator is EJA (EJA). Average block time is 5h 21m. Departures average 14 minutes off schedule, with 33% running more than 15 minutes late. The most common aircraft on this route is the CESSNA Cessna Citation Longitude.

Scheduled
9
last 307 days
ADS-B observed
2
Airlines
2
Avg dep delay
14m
Late >15 min
33.3%
Cancel rate
0.00%

Recent observed flights

From ADS-B trace data

2026-07-13 13:11  →  2026-07-13 18:13  ·  5h 1m
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2026-05-11 12:25  →  2026-05-11 18:10  ·  5h 44m
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2026-04-23 20:52  →  2026-04-24 02:04  ·  5h 11m
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2026-04-21 22:01  →  2026-04-22 03:47  ·  5h 46m
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2026-03-16 15:41  →  2026-03-16 20:55  ·  5h 14m
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2026-03-02 20:09  →  2026-03-03 01:58  ·  5h 49m
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2025-12-27 23:01  →  2025-12-28 04:23  ·  5h 21m
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2025-12-16 20:17  →  2025-12-17 01:47  ·  5h 29m
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2025-11-10 13:26  →  2025-11-10 18:59  ·  5h 32m
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2025-11-04 17:30  →  2025-11-04 23:15  ·  5h 44m
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View KBFI → KMQS