Home / Routes / KS21 → KBFI2 scheduled

The route from Sunriver Airport (KS21) in Sunriver to Boeing Field King County International Airport (KBFI) in Seattle. SkyMeter tracks roughly 2 scheduled flights on this route across 11 carriers. The most active operator is CNS (CNS). Average block time is 1h 9m. Departures average 18 minutes off schedule, with 50% running more than 15 minutes late. The most common aircraft on this route is the PILATUS Pilatus PC-12.

Scheduled
2
last 97 days
ADS-B observed
14
Airlines
11
Avg dep delay
18m
Late >15 min
50.0%
Cancel rate
0.00%

Recent observed flights

From ADS-B trace data

2026-08-31 00:09  →  2026-08-31 01:17  ·  1h 8m
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2026-08-29 16:14  →  2026-08-29 17:08  ·  54m
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2026-08-29 01:41  →  2026-08-29 02:49  ·  1h 8m
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2026-08-25 18:33  →  2026-08-25 19:37  ·  1h 3m
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2026-08-22 00:46  →  2026-08-22 01:34  ·  47m
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2026-08-11 22:16  →  2026-08-11 23:44  ·  1h 27m
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2026-07-18 21:31  →  2026-07-18 23:12  ·  1h 40m
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2026-07-05 17:40  →  2026-07-05 18:36  ·  56m
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2026-07-03 20:36  →  2026-07-03 22:22  ·  1h 46m
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2026-06-28 14:38  →  2026-06-28 15:34  ·  56m
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Looking for the return flight?

View KBFI → KS21