Flight OddsGRB → ORD United Airlines
United Airlines · Green Bay, WI to Chicago, IL · 2,307 flights, 2025-07-01 to 2026-06-30 · aggregated across 93 flight numbers
On-time arrival
68%
Median delay
+2 min
90th percentile
+89 min
Cancellation rate
4%
How on-time is United Airlines from GRB to ORD?
Across every United Airlines flight number on GRB → ORD (2,307 flights, 2025-07-01 to 2026-06-30), 68% arrived within 15 minutes of schedule. Median arrival delay +2 min; the worst 10% ran +89 min or later. 4% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 1,509 | 68% |
| 16-30 min | 213 | 10% |
| 31-60 min | 182 | 8% |
| 61-120 min | 148 | 7% |
| 2+ hrs | 162 | 7% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 173 | 68% | +26 min |
| 2025-08 | 175 | 74% | +17 min |
| 2025-09 | 185 | 77% | +6 min |
| 2025-10 | 210 | 68% | +13 min |
| 2025-11 | 162 | 74% | +19 min |
| 2025-12 | 162 | 59% | +52 min |
| 2026-01 | 176 | 59% | +41 min |
| 2026-02 | 164 | 71% | +16 min |
| 2026-03 | 177 | 64% | +29 min |
| 2026-04 | 220 | 64% | +35 min |
| 2026-05 | 238 | 64% | +23 min |
| 2026-06 | 172 | 78% | +20 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 313 | 74% |
| Tue | 316 | 69% |
| Wed | 304 | 68% |
| Thu | 319 | 66% |
| Fri | 324 | 61% |
| Sat | 316 | 73% |
| Sun | 322 | 65% |
UA flight numbers on GRB → ORD
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…