Flight OddsAA4076 BUF → ORD
American Airlines · Buffalo, NY to Chicago, IL · 23 flights observed, 2025-08-07 to 2025-09-02 · 474 mi
AA4076 covers more than one route in the data window — the stats below are for BUF → ORD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
52%
Median delay
+6 min
90th percentile
+58 min
Cancellation rate
9%
How often is AA4076 on time?
Across 23 flights on BUF → ORD from 2025-08-07 to 2025-09-02, AA4076 arrived within 15 minutes of schedule 52% of the time. The median arrival delay was +6 min, and the worst 10% of flights arrived +58 min or later. 9% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 11 | 52% |
| 16-30 min | 2 | 10% |
| 31-60 min | 6 | 29% |
| 61-120 min | 1 | 5% |
| 2+ hrs | 1 | 5% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-08 | 19 | 53% | +28 min |
| 2025-09 | 2 | 50% | +25 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 3 | 100% |
| Tue | 3 | 67% |
| Wed | No data | — |
| Thu | 4 | 25% |
| Fri | 4 | 50% |
| Sat | 4 | 50% |
| 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…