Flight OddsAA3727 ORD → GRR
American Airlines · Chicago, IL to Grand Rapids, MI · 42 flights observed, 2025-11-02 to 2025-12-16 · 137 mi
AA3727 covers more than one route in the data window — the stats below are for ORD → GRR, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
63%
Median delay
0 min
90th percentile
+120 min
Cancellation rate
10%
How often is AA3727 on time?
Across 42 flights on ORD → GRR from 2025-11-02 to 2025-12-16, AA3727 arrived within 15 minutes of schedule 63% of the time. The median arrival delay was 0 min, and the worst 10% of flights arrived +120 min or later. 10% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 24 | 63% |
| 16-30 min | 3 | 8% |
| 31-60 min | 6 | 16% |
| 61-120 min | 1 | 3% |
| 2+ hrs | 4 | 11% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-11 | 24 | 71% | +11 min |
| 2025-12 | 14 | 50% | +55 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 6 | 83% |
| Tue | 7 | 100% |
| Wed | 6 | 50% |
| Thu | 5 | 20% |
| Fri | 5 | 40% |
| Sat | 3 | 67% |
| Sun | 6 | 67% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…