Home / Routes / KBFI → KBUF1 scheduled

The route from Boeing Field King County International Airport (KBFI) in Seattle to Buffalo Niagara International Airport (KBUF) in Buffalo. SkyMeter tracks roughly 1 scheduled flights on this route across 1 carrier. The most active operator is ACA (ACA). Average block time is 4h 25m. Departures average 21 minutes off schedule, with 100% running more than 15 minutes late. The most common aircraft on this route is the GULFSTREAM AEROSPACE Gulfstream G280.

Scheduled
1
last 1 days
ADS-B observed
1
Airlines
1
Avg dep delay
21m
Late >15 min
100.0%
Cancel rate
0.00%

Recent observed flights

From ADS-B trace data

2026-05-12 14:01  →  2026-05-12 17:57  ·  3h 56m
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2025-12-15 05:15  →  2025-12-15 09:18  ·  4h 2m
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2025-08-12 12:56  →  2025-08-12 19:02  ·  6h 6m
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2025-07-20 19:15  →  2025-07-20 23:21  ·  4h 5m
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Typical aircraft

Observed via ADS-B on this route

GULFSTREAM AEROSPACE Gulfstream G280
G280
100%
of flights

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View KBUF → KBFI