Flight OddsUA611 ORD → SFO
United Airlines · Chicago, IL to San Francisco, CA · 67 flights observed, 2025-07-01 to 2026-01-05 · 1,846 mi
UA611 covers more than one route in the data window — the stats below are for ORD → SFO, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
76%
Median delay
+1 min
90th percentile
+49 min
Cancellation rate
4%
How often is UA611 on time?
Across 67 flights on ORD → SFO from 2025-07-01 to 2026-01-05, UA611 arrived within 15 minutes of schedule 76% of the time. The median arrival delay was +1 min, and the worst 10% of flights arrived +49 min or later. 4% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 48 | 76% |
| 16-30 min | 5 | 8% |
| 31-60 min | 5 | 8% |
| 61-120 min | 5 | 8% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 30 | 77% | +7 min |
| 2025-08 | 15 | 73% | +6 min |
| 2025-12 | 14 | 86% | +10 min |
| 2026-01 | 4 | 50% | +29 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 10 | 70% |
| Tue | 8 | 88% |
| Wed | 9 | 78% |
| Thu | 9 | 67% |
| Fri | 9 | 100% |
| Sat | 9 | 67% |
| Sun | 9 | 67% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…