Historical on-time performance
Buffalo to Philadelphia
Flights on BUF–PHL arrive on time 78% of the time over the last 12 months.
based on 168 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Not enough comparable data to name a most-on-time carrier — low-data carriers aren't ranked.
- Republic AirwaysOn-time84%Medianon timep9055 minCancel3.3%Flights61
- PSA AirlinesOn-time75%Medianon timep9045 minCancel0.0%Flights107
Why flights run late
Delay causes
- Airline55%
- Weather10%
- Air traffic (NAS)8%
- Late aircraft26%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather100%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 2 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly BUF → PHL
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 73% to 82% on time.
- Mornings82% on time · p90 30 min · 522 flights
- Middays80% on time · p90 40 min · 222 flights
- Afternoons73% on time · p90 55 min · 106 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 75% to 85% on time.
- Wednesdays85% on time · p90 25 min · 121 flights · limited
- Thursdays79% on time · p90 40 min · 131 flights · limited
- Saturdays79% on time · p90 95 min · 131 flights · limited
- Tuesdays79% on time · p90 35 min · 126 flights · limited
- Mondays77% on time · p90 70 min · 133 flights · limited
- Sundays76% on time · p90 40 min · 135 flights · limited
- Fridays75% on time · p90 45 min · 124 flights · limited
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