Home / Routes / KBFI → KSUS7 scheduled

The route from Boeing Field King County International Airport (KBFI) in Seattle to Spirit of St Louis Airport (KSUS) in St Louis. SkyMeter tracks roughly 7 scheduled flights on this route across 7 carriers. The most active operator is EJA (EJA). Average block time is 3h 35m. Departures average 16 minutes off schedule, with 29% running more than 15 minutes late. The most common aircraft on this route is the LEARJET Bombardier Learjet 60.

Scheduled
7
last 338 days
ADS-B observed
7
Airlines
7
Avg dep delay
16m
Late >15 min
28.6%
Cancel rate
0.00%

Recent observed flights

From ADS-B trace data

2026-07-19 18:01  →  2026-07-19 21:19  ·  3h 17m
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2026-07-10 15:13  →  2026-07-10 20:37  ·  5h 23m
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2026-07-07 00:00  →  2026-07-07 03:24  ·  3h 24m
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2026-06-26 19:11  →  2026-06-27 01:23  ·  6h 12m
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2026-06-22 20:09  →  2026-06-22 23:29  ·  3h 19m
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2026-06-07 18:55  →  2026-06-07 23:02  ·  4h 7m
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2026-05-23 20:01  →  2026-05-23 23:12  ·  3h 11m
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2026-03-12 00:12  →  2026-03-12 03:24  ·  3h 11m
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2026-03-10 00:08  →  2026-03-10 04:13  ·  4h 5m
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2026-01-08 18:35  →  2026-01-09 01:24  ·  6h 49m
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View KSUS → KBFI