Home / Routes / KSEA → KSTS735 scheduled

The route from Seattle Tacoma International Airport (KSEA) in Seattle to Charles M. Schulz Sonoma County Airport (KSTS) in Santa Rosa. SkyMeter tracks roughly 735 scheduled flights on this route across 12 carriers. The most active operator is ASA (ASA). Average block time is 2h 2m. Departures average 30 minutes off schedule, with 64% running more than 15 minutes late. The most common aircraft on this route is the BOEING Boeing 737-800.

Scheduled
735
last 430 days
ADS-B observed
146
Airlines
12
Avg dep delay
30m
Late >15 min
64.4%
Cancel rate
2.18%

Recent observed flights

From ADS-B trace data

2026-07-05 17:20  →  2026-07-05 19:27  ·  2h 6m
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2026-07-04 16:47  →  2026-07-04 18:37  ·  1h 50m
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2026-07-04 03:49  →  2026-07-04 05:29  ·  1h 40m
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2026-07-03 16:51  →  2026-07-03 18:20  ·  1h 29m
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2026-07-03 03:44  →  2026-07-03 05:35  ·  1h 50m
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2026-07-02 17:03  →  2026-07-02 18:49  ·  1h 45m
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2026-07-01 16:47  →  2026-07-01 18:23  ·  1h 35m
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2026-06-30 16:49  →  2026-06-30 18:33  ·  1h 43m
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2026-06-30 04:53  →  2026-06-30 06:33  ·  1h 40m
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2026-06-29 16:56  →  2026-06-29 18:31  ·  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 312
sells JAG 4
sells JAG 2
sells JAG 2
sells ASA 2

Looking for the return flight?

View KSTS → KSEA