Flight OddsUA684 CMH → SFO
United Airlines · Columbus, OH to San Francisco, CA · 37 flights observed, 2025-10-26 to 2025-12-01 · 2,120 mi
UA684 covers more than one route in the data window — the stats below are for CMH → SFO, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
70%
Median delay
0 min
90th percentile
+56 min
Cancellation rate
0%
How often is UA684 on time?
Across 37 flights on CMH → SFO from 2025-10-26 to 2025-12-01, UA684 arrived within 15 minutes of schedule 70% of the time. The median arrival delay was 0 min, and the worst 10% of flights arrived +56 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 26 | 70% |
| 16-30 min | 4 | 11% |
| 31-60 min | 4 | 11% |
| 61-120 min | 2 | 5% |
| 2+ hrs | 1 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-10 | 6 | 83% | -2 min |
| 2025-11 | 30 | 70% | +17 min |
| 2025-12 | 1 | 0% | +104 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 6 | 50% |
| Tue | 5 | 80% |
| Wed | 5 | 80% |
| Thu | 5 | 60% |
| Fri | 5 | 80% |
| Sat | 5 | 60% |
| Sun | 6 | 83% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…