Historical on-time performance
Buffalo to Washington
296 miData through Dec 2025Source: US DOT · BTS
Flights on BUF–DCA arrive on time 58% of the time over the last 12 months.
On-time rate58%arrived within 15 min
p90 delay105 min1 in 10 flights is worse (tail risk)
Cancelled7.6%of scheduled flights
based on 1,100 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Too close to call — no single carrier is clearly more on-time here.
- Republic AirwaysOn-time70%Medianon timep9040 minCancel1.2%Flights169
- PSA AirlinesOn-time55%Median5 minp90125 minCancel9.1%Flights850
- Envoy AirOn-time68%Medianon timep9040 minCancel6.2%Flights81
Why flights run late
Delay causes
- Airline25%
- Weather4%
- Air traffic (NAS)22%
- Late aircraft48%
- Security0%
Most delay minutes here are attributed to Late aircraft.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly BUF → DCA
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
Mornings are the most reliable time of day to fly this route — 85% on time.
- Mornings85% on time · p90 20 min · 1,094 flights
- Middays74% on time · p90 55 min · 1,208 flights
- Evenings63% on time · p90 80 min · 952 flights
- Afternoons57% on time · p90 120 min · 237 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 71% to 76% on time.
- Tuesdays76% on time · p90 60 min · 523 flights
- Saturdays75% on time · p90 55 min · 374 flights
- Sundays74% on time · p90 60 min · 524 flights
- Thursdays73% on time · p90 65 min · 511 flights
- Mondays73% on time · p90 55 min · 524 flights
- Wednesdays72% on time · p90 50 min · 520 flights
- Fridays71% on time · p90 65 min · 516 flights
Advertisement
Keep exploring