Historical on-time performance
Greenville to Philadelphia
Flights on GSP–PHL arrive on time 86% of the time over the last 12 months.
based on 444 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- PSA AirlinesOn-time86%Medianon timep9015 minCancel2.0%Flights444
Why flights run late
Delay causes
- Airline73%
- Weather3%
- Air traffic (NAS)11%
- Late aircraft12%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline22%
- Weather78%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 9 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 GSP → 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 75% to 87% on time.
- Mornings87% on time · p90 15 min · 1,085 flights
- Middays87% on time · p90 20 min · 151 flights · limited
- Evenings75% on time · p90 55 min · 224 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 84% to 87% on time.
- Thursdays87% on time · p90 20 min · 212 flights
- Saturdays86% on time · p90 15 min · 199 flights · limited
- Tuesdays86% on time · p90 15 min · 206 flights
- Sundays85% on time · p90 15 min · 210 flights
- Wednesdays85% on time · p90 25 min · 210 flights
- Mondays84% on time · p90 20 min · 215 flights
- Fridays84% on time · p90 45 min · 219 flights
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