BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
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AIRLINE × ROUTE REPORT
SEA→STS

Alaska Airlines Seattle, WA (SEA) to Santa Rosa, CA (STS) reliability

Among 356 scheduled Alaska Airlines flights from SEA to STS, 81.7% arrived on time, 8.4% arrived at least 30 minutes late, and 2.5% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Marketing carrier: Alaska Airlines (AS) · Updated September 16, 2026

HISTORICAL ROUTE SIGNALVariable
81.7%arrived on time
8.4%30+ min late
2.5%cancelled
356scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
30+ minutes late8.4%
60+ minutes late2.8%
Cancelled2.5%
Average arrival-1.7 mincompleted flights

What did Alaska Airlines SEA to STS record?

Alaska Airlines completed 96.6% of its scheduled reportable SEA to STS flights in the observation window. 81.7% of all scheduled flights arrived less than 15 minutes late, while 2.8% arrived at least an hour late.

What were Alaska Airlines SEA to STS disruption rates?

For Alaska Airlines SEA-to-STS flights, 8.4% arrived at least 30 minutes late, 2.5% were cancelled, and 0.8% were diverted.

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What was the Alaska Airlines SEA to STS scheduled cohort?

The Alaska Airlines SEA-to-STS cohort contained 356 scheduled flights; 344 completed, 9 were cancelled, and 3 were diverted.

Not a prediction.

This is a descriptive historical rate. Schedule changes, seasonal operations and current conditions may differ.