Flight OddsAA4163 BOS → SDF
American Airlines · Boston, MA to Louisville, KY · 38 flights observed, 2026-04-07 to 2026-05-20 · 829 mi
AA4163 covers more than one route in the data window — the stats below are for BOS → SDF, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
87%
Median delay
-6 min
90th percentile
+31 min
Cancellation rate
0%
How often is AA4163 on time?
Across 38 flights on BOS → SDF from 2026-04-07 to 2026-05-20, AA4163 arrived within 15 minutes of schedule 87% of the time. The median arrival delay was -6 min, and the worst 10% of flights arrived +31 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 | 33 | 87% |
| 16-30 min | 1 | 3% |
| 31-60 min | 1 | 3% |
| 61-120 min | 3 | 8% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-04 | 21 | 90% | +1 min |
| 2026-05 | 17 | 82% | +4 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 6 | 100% |
| Tue | 7 | 86% |
| Wed | 7 | 100% |
| Thu | 6 | 50% |
| Fri | 6 | 83% |
| Sat | 6 | 100% |
| Sun | No data | — |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…