Flight OddsSAN → SFO United Airlines
United Airlines · San Diego, CA to San Francisco, CA · 2,625 flights, 2025-07-01 to 2026-06-30 · aggregated across 39 flight numbers
On-time arrival
71%
Median delay
-2 min
90th percentile
+56 min
Cancellation rate
1%
How on-time is United Airlines from SAN to SFO?
Across every United Airlines flight number on SAN → SFO (2,625 flights, 2025-07-01 to 2026-06-30), 71% arrived within 15 minutes of schedule. Median arrival delay -2 min; the worst 10% ran +56 min or later. 1% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 1,859 | 71% |
| 16-30 min | 260 | 10% |
| 31-60 min | 247 | 9% |
| 61-120 min | 170 | 7% |
| 2+ hrs | 71 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 220 | 74% | +16 min |
| 2025-08 | 226 | 77% | +11 min |
| 2025-09 | 225 | 80% | +9 min |
| 2025-10 | 238 | 75% | +7 min |
| 2025-11 | 190 | 71% | +14 min |
| 2025-12 | 198 | 73% | +8 min |
| 2026-01 | 211 | 82% | +8 min |
| 2026-02 | 187 | 76% | +3 min |
| 2026-03 | 201 | 89% | -8 min |
| 2026-04 | 239 | 60% | +17 min |
| 2026-05 | 234 | 50% | +26 min |
| 2026-06 | 238 | 56% | +22 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 391 | 71% |
| Tue | 349 | 77% |
| Wed | 357 | 68% |
| Thu | 387 | 67% |
| Fri | 392 | 70% |
| Sat | 345 | 77% |
| Sun | 386 | 71% |
UA flight numbers on SAN → SFO
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…