Route Reliability
San Francisco → PSC
SFO–PSC · 620 miles · San Francisco International Airport to PSC Airport
- 81%
- Arrive within 15 minutes
- 8 min
- Average arrival delay
- 0.2%
- Cancelled
- 609
- Flights in the data
Data through May 2026.
United Airlines is the only airline in this data on this route, arriving on time 81% of the time across 609 flights. No comparison to make.
What the data says
Morning-you made the right choice.
SFO–PSC flights departing between 9 AM–12 PM arrived on time 87% of the time, versus 69% between 9 PM–12 AM.
Friday is doing you no favors.
SFO–PSC flights arrived on time 86% of the time on Saturdays. On Fridays: 74%.
It basically never cancels.
Out of 609 scheduled flights, only 0.2% were cancelled.
Recent months have been rougher.
SFO–PSC flights arrived on time 71% of the time over the last three months in the data, compared with 83% in the three months before that.
Best historical flights
Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.
Top flights by on-time rate
More flights on this route
The breakdown
- Mon82%(93 flights)
- Tue84%(87 flights)
- Wed79%(85 flights)
- Thu78%(85 flights)
- Fri74%(83 flights)
- Sat86%(80 flights)
- Sun82%(93 flights)
- 9 AM–12 PM87%(353 flights)
- 3–6 PM—(8 flights)
- 6–9 PM74%(113 flights)
- 9 PM–12 AM69%(132 flights)
Jun 73% → May 62% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 73% | 60 |
| July 2025 | 74% | 61 |
| August 2025 | 87% | 55 |
| September 2025 | 82% | 50 |
| October 2025 | 81% | 62 |
| November 2025 | 97% | 58 |
| December 2025 | 85% | 60 |
| January 2026 | 85% | 48 |
| February 2026 | 80% | 45 |
| March 2026 | 91% | 35 |
| April 2026 | 60% | 30 |
| May 2026 | 62% | 42 |
Keep nerding
Based on 609 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.