Flight OddsUA1148 SMF → ORD
United Airlines · Sacramento, CA to Chicago, IL · 118 flights observed, 2026-03-05 to 2026-06-30 · 1,781 mi
UA1148 covers more than one route in the data window — the stats below are for SMF → ORD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
90%
Median delay
-15 min
90th percentile
+17 min
Cancellation rate
2%
How often is UA1148 on time?
Across 118 flights on SMF → ORD from 2026-03-05 to 2026-06-30, UA1148 arrived within 15 minutes of schedule 90% of the time. The median arrival delay was -15 min, and the worst 10% of flights arrived +17 min or later. 2% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 103 | 90% |
| 16-30 min | 6 | 5% |
| 31-60 min | 3 | 3% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 3 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-03 | 26 | 92% | -10 min |
| 2026-04 | 29 | 86% | -8 min |
| 2026-05 | 31 | 100% | -9 min |
| 2026-06 | 29 | 79% | +23 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 16 | 94% |
| Tue | 17 | 94% |
| Wed | 15 | 80% |
| Thu | 17 | 88% |
| Fri | 16 | 94% |
| Sat | 17 | 94% |
| Sun | 17 | 82% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…