Flight OddsAA4584 BUF → DCA
American Airlines · Buffalo, NY to Washington, DC · 27 flights observed, 2025-10-06 to 2025-11-01 · 296 mi
AA4584 covers more than one route in the data window — the stats below are for BUF → DCA, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
63%
Median delay
+8 min
90th percentile
+31 min
Cancellation rate
0%
How often is AA4584 on time?
Across 27 flights on BUF → DCA from 2025-10-06 to 2025-11-01, AA4584 arrived within 15 minutes of schedule 63% of the time. The median arrival delay was +8 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 | 17 | 63% |
| 16-30 min | 6 | 22% |
| 31-60 min | 4 | 15% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-10 | 26 | 62% | +10 min |
| 2025-11 | 1 | 100% | +13 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 4 | 25% |
| Tue | 4 | 75% |
| Wed | 4 | 75% |
| Thu | 4 | 100% |
| Fri | 4 | 25% |
| Sat | 4 | 100% |
| 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…