Home / Routes / KSTL → KBFI25 scheduled

The route from St Louis Lambert International Airport (KSTL) in St Louis to Boeing Field King County International Airport (KBFI) in Seattle. SkyMeter tracks roughly 25 scheduled flights on this route across 6 carriers. The most active operator is EJA (EJA). Average block time is 3h 6m. Departures average 18 minutes off schedule, with 24% running more than 15 minutes late. The most common aircraft on this route is the GULFSTREAM AEROSPACE Gulfstream IV/G400.

Scheduled
25
last 461 days
ADS-B observed
6
Airlines
6
Avg dep delay
18m
Late >15 min
24.0%
Cancel rate
0.00%

Recent observed flights

From ADS-B trace data

2026-09-15 20:02  →  2026-09-15 23:48  ·  3h 45m
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2026-09-13 18:04  →  2026-09-13 22:14  ·  4h 9m
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2026-08-30 22:40  →  2026-08-31 02:56  ·  4h 15m
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2026-08-30 16:59  →  2026-08-31 01:13  ·  8h 14m
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2026-08-07 22:22  →  2026-08-08 02:22  ·  4h 0m
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2026-06-18 17:51  →  2026-06-18 21:58  ·  4h 7m
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2026-06-14 18:28  →  2026-06-14 22:32  ·  4h 3m
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2026-06-04 21:12  →  2026-06-05 01:53  ·  4h 40m
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2026-05-07 21:37  →  2026-05-08 01:45  ·  4h 8m
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2026-04-26 21:28  →  2026-04-27 01:16  ·  3h 47m
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View KBFI → KSTL