Philadelphia (PHL) to Greensboro/High Point (GSO): On-Time Performance
Data through May 2026
Philadelphia (PHL) to Greensboro/High Point (GSO) is a thinner route than most in this dataset — 122 departures over the past year, roughly 2 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 74% arrived on time. Cancellations are the bigger caveat: 4.2% of scheduled flights never departed.
- On-time
- 74%
- arrived <15 min late
- Avg delay
- 27 min
- completed flights
- Cancelled
- 4.2%
- Flights/day
- 0.33
- last 12 months
- Duration
- 1h 36m
- scheduled
- Distance
- 365 mi
Monthly on-time trend
Best time to fly from PHL to GSO
Aim for departures around 3 p.m. (88% on-time); avoid 4 p.m. departures (62%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Mondaybest | 82% | 23 min |
| Tuesday | 75% | 25 min |
| Wednesday | 76% | 25 min |
| Thursday | 68% | 30 min |
| Friday | 64% | 43 min |
| Saturday | 77% | 20 min |
| Sunday | 71% | 28 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft45%
- Airline operations18%
- National airspace system20%
- Weather18%
Frequently asked questions
- How often are flights from PHL to GSO delayed?
- 27% of PHL–GSO flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 27 minutes.
- What is the best time of day to fly from PHL to GSO?
- Departures around 3 p.m. have the best record (88% on-time), while departures around 4 p.m. have the worst (62%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from PHL to GSO?
- The scheduled PHL–GSO flight time averages 1h 36m over 365 miles. Actual arrival times vary — flights on this route land 15+ minutes late 27% of the time.
- How often are PHL to GSO flights cancelled?
- 4.2% of scheduled flights on this route were cancelled between 2024-06 and 2026-05 — several times the typical US rate, so consider earlier departures or backup options.
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Based on 189 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.