Flight OddsUA4589 ORD → GRB
United Airlines · Chicago, IL to Green Bay, WI · 17 flights observed, 2026-04-02 to 2026-04-29 · 173 mi
UA4589 covers more than one route in the data window — the stats below are for ORD → GRB, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
42%
Median delay
+40 min
90th percentile
+163 min
Cancellation rate
29%
How often is UA4589 on time?
Across 17 flights on ORD → GRB from 2026-04-02 to 2026-04-29, UA4589 arrived within 15 minutes of schedule 42% of the time. The median arrival delay was +40 min, and the worst 10% of flights arrived +163 min or later. 29% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 5 | 42% |
| 16-30 min | 1 | 8% |
| 31-60 min | 0 | 0% |
| 61-120 min | 4 | 33% |
| 2+ hrs | 2 | 17% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-04 | 12 | 42% | +104 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 2 | 0% |
| Tue | No data | — |
| Wed | 1 | 100% |
| Thu | 3 | 0% |
| Fri | 2 | 100% |
| Sat | No data | — |
| Sun | 4 | 50% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…