Home / Routes / KBFI → KSDF1,006 scheduled

The route from Boeing Field King County International Airport (KBFI) in Seattle to Louisville Muhammad Ali International Airport (KSDF) in Louisville. SkyMeter tracks roughly 1,006 scheduled flights on this route across 13 carriers. The most active operator is UPS (UPS). Average block time is 3h 34m. Departures average 22 minutes off schedule, with 18% running more than 15 minutes late. The most common aircraft on this route is the BOEING Boeing 767-300.

Scheduled
1,006
last 528 days
ADS-B observed
164
Airlines
13
Avg dep delay
22m
Late >15 min
18.0%
Cancel rate
0.00%

Recent observed flights

From ADS-B trace data

2026-10-15 13:24  →  2026-10-15 17:16  ·  3h 52m
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2026-10-15 12:57  →  2026-10-15 16:48  ·  3h 51m
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2026-10-15 02:13  →  2026-10-15 06:06  ·  3h 52m
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2026-10-14 13:22  →  2026-10-14 17:24  ·  4h 2m
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2026-10-14 12:37  →  2026-10-14 16:36  ·  3h 58m
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2026-10-13 12:58  →  2026-10-13 16:45  ·  3h 47m
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2026-10-10 15:33  →  2026-10-10 19:27  ·  3h 54m
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2026-10-09 13:19  →  2026-10-09 17:16  ·  3h 56m
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2026-10-09 12:21  →  2026-10-09 16:13  ·  3h 52m
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2026-10-08 13:43  →  2026-10-08 18:03  ·  4h 19m
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View KSDF → KBFI