Flight OddsUA5255 GRB → ORD
United Airlines · Green Bay, WI to Chicago, IL · 20 flights observed, 2026-03-05 to 2026-03-27 · 173 mi
UA5255 covers more than one route in the data window — the stats below are for GRB → ORD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
44%
Median delay
+34 min
90th percentile
+183 min
Cancellation rate
20%
How often is UA5255 on time?
Across 20 flights on GRB → ORD from 2026-03-05 to 2026-03-27, UA5255 arrived within 15 minutes of schedule 44% of the time. The median arrival delay was +34 min, and the worst 10% of flights arrived +183 min or later. 20% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 7 | 44% |
| 16-30 min | 1 | 6% |
| 31-60 min | 1 | 6% |
| 61-120 min | 5 | 31% |
| 2+ hrs | 2 | 13% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-03 | 16 | 44% | +64 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 2 | 100% |
| Tue | 3 | 67% |
| Wed | 3 | 0% |
| Thu | 4 | 25% |
| Fri | 2 | 50% |
| Sat | No data | — |
| Sun | 2 | 50% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…