Flight OddsUA2637 DEN → GRR
United Airlines · Denver, CO to Grand Rapids, MI · 278 flights observed, 2025-09-25 to 2026-06-30 · 1,015 mi
UA2637 covers more than one route in the data window — the stats below are for DEN → GRR, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
88%
Median delay
-7 min
90th percentile
+19 min
Cancellation rate
0%
How often is UA2637 on time?
Across 278 flights on DEN → GRR from 2025-09-25 to 2026-06-30, UA2637 arrived within 15 minutes of schedule 88% of the time. The median arrival delay was -7 min, and the worst 10% of flights arrived +19 min or later. 0% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 246 | 88% |
| 16-30 min | 15 | 5% |
| 31-60 min | 10 | 4% |
| 61-120 min | 6 | 2% |
| 2+ hrs | 1 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-09 | 6 | 100% | -5 min |
| 2025-10 | 31 | 97% | -7 min |
| 2025-11 | 30 | 97% | -7 min |
| 2025-12 | 31 | 74% | +3 min |
| 2026-01 | 31 | 81% | +0 min |
| 2026-02 | 27 | 96% | -7 min |
| 2026-03 | 31 | 90% | -3 min |
| 2026-04 | 30 | 90% | -6 min |
| 2026-05 | 31 | 87% | 0 min |
| 2026-06 | 30 | 83% | +1 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 40 | 88% |
| Tue | 40 | 93% |
| Wed | 38 | 89% |
| Thu | 40 | 95% |
| Fri | 40 | 88% |
| Sat | 40 | 88% |
| Sun | 40 | 80% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…