Flight OddsAA4937 MKE → ORD
American Airlines · Milwaukee, WI to Chicago, IL · 65 flights observed, 2026-01-31 to 2026-04-06 · 67 mi
AA4937 covers more than one route in the data window — the stats below are for MKE → ORD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
73%
Median delay
+1 min
90th percentile
+103 min
Cancellation rate
5%
How often is AA4937 on time?
Across 65 flights on MKE → ORD from 2026-01-31 to 2026-04-06, AA4937 arrived within 15 minutes of schedule 73% of the time. The median arrival delay was +1 min, and the worst 10% of flights arrived +103 min or later. 5% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 45 | 73% |
| 16-30 min | 4 | 6% |
| 31-60 min | 2 | 3% |
| 61-120 min | 5 | 8% |
| 2+ hrs | 6 | 10% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-01 | 1 | 0% | +218 min |
| 2026-02 | 27 | 89% | -5 min |
| 2026-03 | 29 | 66% | +60 min |
| 2026-04 | 5 | 40% | +49 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 10 | 80% |
| Tue | 9 | 56% |
| Wed | 7 | 100% |
| Thu | 8 | 63% |
| Fri | 9 | 67% |
| Sat | 10 | 70% |
| Sun | 9 | 78% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…