Home / Routes / K0S9 → KBFI11 scheduled

The route from Jefferson County International Airport (K0S9) in Port Townsend to Boeing Field King County International Airport (KBFI) in Seattle. SkyMeter tracks roughly 11 scheduled flights on this route across 31 carriers. Average block time is 0h 7m. Departures average 38 minutes off schedule, with 9% running more than 15 minutes late. The most common aircraft on this route is the CESSNA Cessna Skyhawk 172/Cutlass.

Scheduled
11
last 234 days
ADS-B observed
59
Airlines
31
Avg dep delay
38m
Late >15 min
9.1%
Cancel rate
0.00%

Recent observed flights

From ADS-B trace data

2026-09-01 23:05  →  2026-09-01 23:34  ·  28m
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2026-09-01 22:16  →  2026-09-01 22:47  ·  31m
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2026-09-01 18:00  →  2026-09-01 19:19  ·  1h 18m
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2026-08-31 22:42  →  2026-08-31 23:14  ·  32m
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2026-08-31 16:44  →  2026-08-31 17:45  ·  1h 0m
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2026-08-30 23:19  →  2026-08-30 23:49  ·  30m
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2026-08-30 21:57  →  2026-08-30 22:16  ·  19m
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2026-08-30 18:18  →  2026-08-30 18:41  ·  22m
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2026-08-26 20:43  →  2026-08-26 21:08  ·  24m
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2026-08-20 21:26  →  2026-08-20 21:57  ·  31m
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View KBFI → K0S9