ATL → SFO United Airlines
United Airlines · Atlanta, GA to San Francisco, CA · 637 flights, 2025-07-01 to 2026-06-30 · aggregated across 14 flight numbers
On-time arrival
79%
Median delay
-6 min
90th percentile
+53 min
Cancellation rate
0%
How on-time is United Airlines from ATL to SFO?
Across every United Airlines flight number on ATL → SFO (637 flights, 2025-07-01 to 2026-06-30), 79% arrived within 15 minutes of schedule. Median arrival delay -6 min; the worst 10% ran +53 min or later. 0% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 503 | 79% |
| 16-30 min | 46 | 7% |
| 31-60 min | 31 | 5% |
| 61-120 min | 33 | 5% |
| 2+ hrs | 22 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 61 | 84% | 0 min |
| 2025-08 | 57 | 77% | +7 min |
| 2025-09 | 51 | 90% | -8 min |
| 2025-10 | 55 | 85% | +2 min |
| 2025-11 | 62 | 82% | +1 min |
| 2025-12 | 51 | 71% | +20 min |
| 2026-01 | 37 | 73% | +8 min |
| 2026-02 | 45 | 84% | +3 min |
| 2026-03 | 53 | 94% | -23 min |
| 2026-04 | 56 | 77% | +8 min |
| 2026-05 | 50 | 72% | +14 min |
| 2026-06 | 57 | 60% | +27 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 99 | 79% |
| Tue | 79 | 85% |
| Wed | 91 | 82% |
| Thu | 96 | 79% |
| Fri | 96 | 73% |
| Sat | 75 | 87% |
| Sun | 99 | 73% |
UA flight numbers on ATL → SFO
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…