Flight OddsUA4481 ORD → GRR
United Airlines · Chicago, IL to Grand Rapids, MI · 41 flights observed, 2025-07-01 to 2025-08-18 · 137 mi
UA4481 covers more than one route in the data window — the stats below are for ORD → GRR, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
85%
Median delay
-11 min
90th percentile
+21 min
Cancellation rate
2%
How often is UA4481 on time?
Across 41 flights on ORD → GRR from 2025-07-01 to 2025-08-18, UA4481 arrived within 15 minutes of schedule 85% of the time. The median arrival delay was -11 min, and the worst 10% of flights arrived +21 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 | 34 | 85% |
| 16-30 min | 3 | 8% |
| 31-60 min | 2 | 5% |
| 61-120 min | 1 | 3% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 26 | 85% | -6 min |
| 2025-08 | 14 | 86% | -5 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 7 | 71% |
| Tue | 7 | 100% |
| Wed | 7 | 57% |
| Thu | 7 | 86% |
| Fri | 5 | 100% |
| Sat | No data | — |
| Sun | 7 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…