Flight OddsGRR → ORD United Airlines
United Airlines · Grand Rapids, MI to Chicago, IL · 2,698 flights, 2025-07-01 to 2026-06-30 · aggregated across 116 flight numbers
On-time arrival
68%
Median delay
+3 min
90th percentile
+80 min
Cancellation rate
2%
How on-time is United Airlines from GRR to ORD?
Across every United Airlines flight number on GRR → ORD (2,698 flights, 2025-07-01 to 2026-06-30), 68% arrived within 15 minutes of schedule. Median arrival delay +3 min; the worst 10% ran +80 min or later. 2% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 1,787 | 68% |
| 16-30 min | 320 | 12% |
| 31-60 min | 189 | 7% |
| 61-120 min | 166 | 6% |
| 2+ hrs | 171 | 6% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 207 | 67% | +22 min |
| 2025-08 | 195 | 75% | +11 min |
| 2025-09 | 207 | 76% | +8 min |
| 2025-10 | 219 | 68% | +13 min |
| 2025-11 | 221 | 70% | +32 min |
| 2025-12 | 205 | 59% | +34 min |
| 2026-01 | 216 | 56% | +30 min |
| 2026-02 | 193 | 70% | +10 min |
| 2026-03 | 212 | 64% | +37 min |
| 2026-04 | 271 | 62% | +34 min |
| 2026-05 | 285 | 69% | +21 min |
| 2026-06 | 202 | 78% | +12 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 372 | 65% |
| Tue | 387 | 72% |
| Wed | 376 | 68% |
| Thu | 373 | 69% |
| Fri | 381 | 62% |
| Sat | 363 | 73% |
| Sun | 381 | 66% |
UA flight numbers on GRR → ORD
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…