Flight OddsAA4778 BUF → PHL
American Airlines · Buffalo, NY to Philadelphia, PA · 23 flights observed, 2026-02-13 to 2026-03-07 · 279 mi
AA4778 covers more than one route in the data window — the stats below are for BUF → PHL, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
91%
Median delay
-6 min
90th percentile
+15 min
Cancellation rate
4%
How often is AA4778 on time?
Across 23 flights on BUF → PHL from 2026-02-13 to 2026-03-07, AA4778 arrived within 15 minutes of schedule 91% of the time. The median arrival delay was -6 min, and the worst 10% of flights arrived +15 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 | 20 | 91% |
| 16-30 min | 0 | 0% |
| 31-60 min | 0 | 0% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 2 | 9% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-02 | 15 | 93% | +26 min |
| 2026-03 | 7 | 86% | +14 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 2 | 100% |
| Tue | 3 | 100% |
| Wed | 3 | 67% |
| Thu | 3 | 100% |
| Fri | 4 | 100% |
| Sat | 4 | 75% |
| Sun | 3 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…