Flight OddsUA2117 SFO → ORD
United Airlines · San Francisco, CA to Chicago, IL · 74 flights observed, 2025-07-01 to 2025-10-25 · 1,846 mi
UA2117 covers more than one route in the data window — the stats below are for SFO → ORD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
88%
Median delay
-16 min
90th percentile
+47 min
Cancellation rate
0%
How often is UA2117 on time?
Across 74 flights on SFO → ORD from 2025-07-01 to 2025-10-25, UA2117 arrived within 15 minutes of schedule 88% of the time. The median arrival delay was -16 min, and the worst 10% of flights arrived +47 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 | 65 | 88% |
| 16-30 min | 0 | 0% |
| 31-60 min | 3 | 4% |
| 61-120 min | 2 | 3% |
| 2+ hrs | 4 | 5% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 23 | 83% | +24 min |
| 2025-08 | 7 | 100% | -25 min |
| 2025-09 | 19 | 84% | +2 min |
| 2025-10 | 25 | 92% | -10 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 13 | 85% |
| Tue | 9 | 78% |
| Wed | 9 | 78% |
| Thu | 15 | 93% |
| Fri | 10 | 100% |
| Sat | 5 | 100% |
| Sun | 13 | 85% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…