Historical on-time performance
Memphis to Philadelphia
874 miData through Dec 2025Source: US DOT · BTS
Flights on MEM–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)
Cancelled3.6%of scheduled flights
based on 617 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-time78%Medianon timep9040 minCancel1.1%Flights93
- PSA AirlinesOn-time78%Medianon timep9040 minCancel4.0%Flights524
Why flights run late
Delay causes
- Airline40%
- Weather4%
- Air traffic (NAS)15%
- Late aircraft41%
- 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 MEM → 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 15 min · 692 flights
- Afternoons80% on time · p90 30 min · 321 flights
- Middays78% on time · p90 45 min · 827 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 78% to 85% on time.
- Sundays85% on time · p90 20 min · 275 flights
- Tuesdays83% on time · p90 30 min · 244 flights
- Saturdays83% on time · p90 25 min · 250 flights
- Thursdays82% on time · p90 30 min · 266 flights
- Wednesdays82% on time · p90 30 min · 267 flights
- Fridays80% on time · p90 40 min · 274 flights
- Mondays78% on time · p90 35 min · 274 flights
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