DCA → BUF American Airlines

American Airlines · Washington, DC to Buffalo, NY · 1,162 flights, 2025-07-01 to 2026-06-30 · aggregated across 34 flight numbers

This route runs much more reliably at some times of day than others — 89% on-time departing 6–9pm vs. 51% departing 9pm–12am.
On-time arrival
66%
Median delay
+1 min
90th percentile
+76 min
Cancellation rate
5%

How on-time is American Airlines from DCA to BUF?

Across every American Airlines flight number on DCA → BUF (1,162 flights, 2025-07-01 to 2026-06-30), 66% arrived within 15 minutes of schedule. Median arrival delay +1 min; the worst 10% ran +76 min or later. 5% were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time72366%
16-30 min11410%
31-60 min12712%
61-120 min827%
2+ hrs555%

Performance by month

MonthFlightsOn-timeAvg delay
2025-0710563%+25 min
2025-0811774%+13 min
2025-0911681%+2 min
2025-109577%+6 min
2025-118458%+30 min
2025-128361%+25 min
2026-018157%+25 min
2026-027951%+65 min
2026-038457%+24 min
2026-048774%+15 min
2026-059164%+18 min
2026-067961%+26 min

Performance by day of week

DayFlightsOn-time
Mon15671%
Tue16564%
Wed15871%
Thu15962%
Fri16157%
Sat14373%
Sun15964%

Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…