Historical on-time performance
Birmingham to Philadelphia
772 miData through Dec 2025Source: US DOT · BTS
Flights on BHM–PHL arrive on time 78% of the time over the last 12 months.
On-time rate78%arrived within 15 min
p90 delay40 min1 in 10 flights is worse (tail risk)
Cancelled3.7%of scheduled flights
based on 410 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- PSA AirlinesOn-time78%Medianon timep9040 minCancel3.7%Flights410
Why flights run late
Delay causes
- Airline22%
- Weather8%
- Air traffic (NAS)5%
- Late aircraft65%
- 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 BHM → PHL
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 — 87% on time.
- Mornings87% on time · p90 20 min · 524 flights
- Middays79% on time · p90 60 min · 508 flights
- Afternoons75% on time · p90 55 min · 493 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 76% to 86% on time.
- Tuesdays86% on time · p90 15 min · 201 flights
- Wednesdays85% on time · p90 25 min · 225 flights
- Thursdays83% on time · p90 35 min · 226 flights
- Mondays77% on time · p90 80 min · 231 flights
- Sundays76% on time · p90 50 min · 221 flights
- Saturdays76% on time · p90 60 min · 190 flights · limited
- Fridays76% on time · p90 55 min · 231 flights
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