Flight OddsAA4428 ORD → SDF
American Airlines · Chicago, IL to Louisville, KY · 29 flights observed, 2025-12-04 to 2026-01-05 · 286 mi
AA4428 covers more than one route in the data window — the stats below are for ORD → SDF, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
69%
Median delay
-9 min
90th percentile
+73 min
Cancellation rate
0%
How often is AA4428 on time?
Across 29 flights on ORD → SDF from 2025-12-04 to 2026-01-05, AA4428 arrived within 15 minutes of schedule 69% of the time. The median arrival delay was -9 min, and the worst 10% of flights arrived +73 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 | 20 | 69% |
| 16-30 min | 1 | 3% |
| 31-60 min | 4 | 14% |
| 61-120 min | 2 | 7% |
| 2+ hrs | 2 | 7% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-12 | 24 | 71% | +17 min |
| 2026-01 | 5 | 60% | 0 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 5 | 80% |
| Tue | 2 | 50% |
| Wed | 2 | 50% |
| Thu | 5 | 100% |
| Fri | 5 | 40% |
| Sat | 5 | 80% |
| Sun | 5 | 60% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…