BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
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BOI→SFO

United Airlines Boise, ID (BOI) to San Francisco, CA (SFO) reliability

Among 231 scheduled United Airlines flights from BOI to SFO, 71.4% arrived on time, 20.8% arrived at least 30 minutes late, and 0.9% were cancelled during July 2025–June 2026.

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

HISTORICAL ROUTE SIGNALGenerally reliable
71.4%arrived on time
20.8%30+ min late
0.9%cancelled
231scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
30+ minutes late20.8%
60+ minutes late13.0%
Cancelled0.9%
Average arrival+22.9 mincompleted flights

What did United Airlines BOI to SFO record?

United Airlines completed 98.7% of its scheduled reportable BOI to SFO flights in the observation window. 71.4% of all scheduled flights arrived less than 15 minutes late, while 13.0% arrived at least an hour late.

What were United Airlines BOI to SFO disruption rates?

For United Airlines BOI-to-SFO flights, 20.8% arrived at least 30 minutes late, 0.9% were cancelled, and 0.4% were diverted.

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What was the United Airlines BOI to SFO scheduled cohort?

The United Airlines BOI-to-SFO cohort contained 231 scheduled flights; 228 completed, 2 were cancelled, and 1 were diverted.

Not a prediction.

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