Home / Routes / KSTS → KSEA805 scheduled

The route from Charles M. Schulz Sonoma County Airport (KSTS) in Santa Rosa to Seattle Tacoma International Airport (KSEA) in Seattle. SkyMeter tracks roughly 805 scheduled flights on this route across 10 carriers. The most active operator is ASA (ASA). Average block time is 1h 56m. Departures average 26 minutes off schedule, with 43% running more than 15 minutes late. The most common aircraft on this route is the BOEING Boeing 737-800.

Scheduled
805
last 472 days
ADS-B observed
149
Airlines
10
Avg dep delay
26m
Late >15 min
42.9%
Cancel rate
1.74%

Recent observed flights

From ADS-B trace data

2026-08-21 01:02  →  2026-08-21 02:50  ·  1h 48m
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2026-08-20 14:15  →  2026-08-20 15:38  ·  1h 22m
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2026-08-18 20:27  →  2026-08-18 21:59  ·  1h 32m
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2026-08-18 02:38  →  2026-08-18 04:12  ·  1h 34m
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2026-08-17 19:55  →  2026-08-17 21:18  ·  1h 22m
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2026-08-17 02:43  →  2026-08-17 04:23  ·  1h 39m
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2026-08-16 20:29  →  2026-08-16 22:01  ·  1h 31m
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2026-08-15 20:03  →  2026-08-15 21:44  ·  1h 40m
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2026-08-15 02:55  →  2026-08-15 04:43  ·  1h 47m
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2026-08-14 20:06  →  2026-08-14 21:40  ·  1h 34m
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Codeshare partnerships

Marketing carriers selling tickets on this route under their own flight numbers

sells ASA 686
sells ASA 377
sells ASA 346
sells ASA 2

Looking for the return flight?

View KSEA → KSTS