Flight OddsGRR → DEN United Airlines
United Airlines · Grand Rapids, MI to Denver, CO · 729 flights, 2025-07-01 to 2026-06-30 · aggregated across 14 flight numbers
On-time arrival
80%
Median delay
-6 min
90th percentile
+38 min
Cancellation rate
1%
How on-time is United Airlines from GRR to DEN?
Across every United Airlines flight number on GRR → DEN (729 flights, 2025-07-01 to 2026-06-30), 80% arrived within 15 minutes of schedule. Median arrival delay -6 min; the worst 10% ran +38 min or later. 1% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 579 | 80% |
| 16-30 min | 55 | 8% |
| 31-60 min | 50 | 7% |
| 61-120 min | 17 | 2% |
| 2+ hrs | 20 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 59 | 88% | -2 min |
| 2025-08 | 61 | 85% | +8 min |
| 2025-09 | 60 | 95% | -7 min |
| 2025-10 | 62 | 97% | -4 min |
| 2025-11 | 59 | 86% | -6 min |
| 2025-12 | 62 | 63% | +21 min |
| 2026-01 | 61 | 48% | +37 min |
| 2026-02 | 56 | 77% | +9 min |
| 2026-03 | 62 | 77% | +3 min |
| 2026-04 | 60 | 82% | +0 min |
| 2026-05 | 61 | 82% | +10 min |
| 2026-06 | 58 | 84% | +22 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 102 | 76% |
| Tue | 106 | 85% |
| Wed | 104 | 79% |
| Thu | 102 | 79% |
| Fri | 103 | 80% |
| Sat | 100 | 84% |
| Sun | 104 | 79% |
UA flight numbers on GRR → DEN
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…