Flight OddsSMF → SFO United Airlines
United Airlines · Sacramento, CA to San Francisco, CA · 1,378 flights, 2025-07-01 to 2026-06-30 · aggregated across 16 flight numbers
On-time arrival
66%
Median delay
0 min
90th percentile
+61 min
Cancellation rate
2%
How on-time is United Airlines from SMF to SFO?
Across every United Airlines flight number on SMF → SFO (1,378 flights, 2025-07-01 to 2026-06-30), 66% arrived within 15 minutes of schedule. Median arrival delay 0 min; the worst 10% ran +61 min or later. 2% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 894 | 66% |
| 16-30 min | 153 | 11% |
| 31-60 min | 166 | 12% |
| 61-120 min | 85 | 6% |
| 2+ hrs | 56 | 4% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 113 | 78% | +7 min |
| 2025-08 | 113 | 69% | +13 min |
| 2025-09 | 118 | 65% | +12 min |
| 2025-10 | 145 | 66% | +11 min |
| 2025-11 | 106 | 55% | +23 min |
| 2025-12 | 104 | 67% | +33 min |
| 2026-01 | 112 | 76% | +18 min |
| 2026-02 | 111 | 66% | +41 min |
| 2026-03 | 114 | 79% | -2 min |
| 2026-04 | 118 | 61% | +18 min |
| 2026-05 | 110 | 55% | +23 min |
| 2026-06 | 90 | 53% | +24 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 197 | 58% |
| Tue | 195 | 74% |
| Wed | 200 | 63% |
| Thu | 197 | 65% |
| Fri | 195 | 59% |
| Sat | 180 | 77% |
| Sun | 190 | 66% |
UA flight numbers on SMF → SFO
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…