Flight OddsUA3709 GRR → ORD
United Airlines · Grand Rapids, MI to Chicago, IL · 15 flights observed, 2026-03-29 to 2026-04-28 · 137 mi
UA3709 covers more than one route in the data window — the stats below are for GRR → ORD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
80%
Median delay
-10 min
90th percentile
+123 min
Cancellation rate
0%
How often is UA3709 on time?
Across 15 flights on GRR → ORD from 2026-03-29 to 2026-04-28, UA3709 arrived within 15 minutes of schedule 80% of the time. The median arrival delay was -10 min, and the worst 10% of flights arrived +123 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 | 12 | 80% |
| 16-30 min | 0 | 0% |
| 31-60 min | 0 | 0% |
| 61-120 min | 1 | 7% |
| 2+ hrs | 2 | 13% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-03 | 1 | 100% | -26 min |
| 2026-04 | 14 | 79% | +31 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 4 | 100% |
| Tue | 4 | 50% |
| Wed | No data | — |
| Thu | No data | — |
| Fri | 3 | 67% |
| Sat | 3 | 100% |
| Sun | 1 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…