Flight OddsAA3852 GRR → ORD
American Airlines · Grand Rapids, MI to Chicago, IL · 30 flights observed, 2025-10-06 to 2026-04-04 · 137 mi
AA3852 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
70%
Median delay
+7 min
90th percentile
+36 min
Cancellation rate
0%
How often is AA3852 on time?
Across 30 flights on GRR → ORD from 2025-10-06 to 2026-04-04, AA3852 arrived within 15 minutes of schedule 70% of the time. The median arrival delay was +7 min, and the worst 10% of flights arrived +36 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 | 21 | 70% |
| 16-30 min | 4 | 13% |
| 31-60 min | 3 | 10% |
| 61-120 min | 1 | 3% |
| 2+ hrs | 1 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-10 | 22 | 68% | +21 min |
| 2026-02 | 3 | 67% | +3 min |
| 2026-03 | 4 | 75% | +24 min |
| 2026-04 | 1 | 100% | -6 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 4 | 75% |
| Tue | 3 | 67% |
| Wed | 3 | 67% |
| Thu | 4 | 75% |
| Fri | 3 | 100% |
| Sat | 10 | 70% |
| Sun | 3 | 33% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…