Flight OddsAA4308 BHM → ORD
American Airlines · Birmingham, AL to Chicago, IL · 55 flights observed, 2025-11-02 to 2026-01-05 · 584 mi
AA4308 covers more than one route in the data window — the stats below are for BHM → ORD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
64%
Median delay
-7 min
90th percentile
+116 min
Cancellation rate
4%
How often is AA4308 on time?
Across 55 flights on BHM → ORD from 2025-11-02 to 2026-01-05, AA4308 arrived within 15 minutes of schedule 64% of the time. The median arrival delay was -7 min, and the worst 10% of flights arrived +116 min or later. 4% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 34 | 64% |
| 16-30 min | 5 | 9% |
| 31-60 min | 4 | 8% |
| 61-120 min | 4 | 8% |
| 2+ hrs | 6 | 11% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-11 | 23 | 70% | +15 min |
| 2025-12 | 25 | 52% | +33 min |
| 2026-01 | 5 | 100% | -26 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 9 | 67% |
| Tue | 3 | 33% |
| Wed | 7 | 57% |
| Thu | 7 | 43% |
| Fri | 9 | 78% |
| Sat | 8 | 88% |
| Sun | 10 | 60% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…