Greer (GSP) to Charlotte (CLT): On-Time Performance
Data through July 2026
Greer (GSP) to Charlotte (CLT) effectively runs on two schedules. In September 2025, 96% of arrivals were on time; in July 2026 that fell to 64% — a 32-point seasonal swing. Across the full period the route averages 78% on-time against a national 78%. Morning departures also hold up better than evening ones (86% vs 60%), which matters most in the rough months.
- On-time
- 78%
- arrived <15 min late
- Avg delay
- 20 min
- completed flights
- Cancelled
- 2.1%
- Flights/day
- 4.1
- last 12 months
- Duration
- 1h 8m
- scheduled
- Distance
- 75 mi
Best airline from GSP to CLT
3 airlines flew this route regularly between 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| PSA Airlinesmost reliable | 79% | 20 min | 1.8% | 3,579 |
| Envoy Air | 78% | 14 min | 1.9% | 363 |
| American Airlines | 76% | 20 min | 3.2% | 802 |
Monthly on-time trend
Best time to fly from GSP to CLT
Aim for departures around 1 p.m. (94% on-time); avoid 7 p.m. departures (54%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 75% | 21 min |
| Tuesday | 80% | 19 min |
| Wednesdaybest | 80% | 20 min |
| Thursday | 79% | 15 min |
| Friday | 78% | 22 min |
| Saturday | 79% | 18 min |
| Sunday | 77% | 22 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft56%
- Airline operations26%
- National airspace system13%
- Weather5%
Frequently asked questions
- How often are flights from GSP to CLT delayed?
- 22% of GSP–CLT flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 20 minutes.
- Which airline is most reliable from GSP to CLT?
- PSA Airlines has the best on-time record on this route at 79%, based on 3,579 flights. 3 airlines flew GSP–CLT frequently enough to compare in this period.
- What is the best time of day to fly from GSP to CLT?
- Departures around 1 p.m. have the best record (94% on-time), while departures around 7 p.m. have the worst (54%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from GSP to CLT?
- The scheduled GSP–CLT flight time averages 1h 8m over 75 miles. Actual arrival times vary — flights on this route land 15+ minutes late 22% of the time.
- How often are GSP to CLT flights cancelled?
- 2.1% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, slightly above the national rate of 1.6%.
- What is the worst month to fly from GSP to CLT?
- July 2026 was the roughest month in this dataset, with only 64% of arrivals on time. The best was September 2025 at 96%. If your dates are flexible, that 32-point gap is worth planning around.
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Based on 4,744 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.