Flight OddsAA3956 BUF → DCA
American Airlines · Buffalo, NY to Washington, DC · 138 flights observed, 2025-11-02 to 2026-05-20 · 296 mi
AA3956 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
52%
Median delay
+14 min
90th percentile
+125 min
Cancellation rate
9%
How often is AA3956 on time?
Across 138 flights on BUF → DCA from 2025-11-02 to 2026-05-20, AA3956 arrived within 15 minutes of schedule 52% of the time. The median arrival delay was +14 min, and the worst 10% of flights arrived +125 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 | 65 | 52% |
| 16-30 min | 19 | 15% |
| 31-60 min | 14 | 11% |
| 61-120 min | 14 | 11% |
| 2+ hrs | 13 | 10% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-11 | 6 | 67% | +41 min |
| 2025-12 | 14 | 71% | +15 min |
| 2026-01 | 18 | 39% | +70 min |
| 2026-02 | 22 | 32% | +49 min |
| 2026-03 | 24 | 42% | +42 min |
| 2026-04 | 25 | 64% | +21 min |
| 2026-05 | 16 | 69% | +4 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 17 | 47% |
| Tue | 21 | 71% |
| Wed | 22 | 55% |
| Thu | 20 | 45% |
| Fri | 18 | 28% |
| Sat | 5 | 100% |
| Sun | 22 | 50% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…