Flight OddsAA4557 DCA → BUF
American Airlines · Washington, DC to Buffalo, NY · 26 flights observed, 2025-07-01 to 2025-08-05 · 296 mi
AA4557 covers more than one route in the data window — the stats below are for DCA → BUF, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
67%
Median delay
-6 min
90th percentile
+31 min
Cancellation rate
31%
How often is AA4557 on time?
Across 26 flights on DCA → BUF from 2025-07-01 to 2025-08-05, AA4557 arrived within 15 minutes of schedule 67% of the time. The median arrival delay was -6 min, and the worst 10% of flights arrived +31 min or later. 31% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 12 | 67% |
| 16-30 min | 4 | 22% |
| 31-60 min | 2 | 11% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 15 | 60% | +7 min |
| 2025-08 | 3 | 100% | -5 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 4 | 75% |
| Tue | 4 | 75% |
| Wed | 3 | 100% |
| Thu | 4 | 50% |
| Fri | No data | — |
| Sat | No data | — |
| 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…