New York (LGA) to Greer (GSP): On-Time Performance
Data through July 2026
The biggest risk when flying LGA to GSP isn't a late arrival — it's not departing at all. 5.2% of scheduled flights on this route were cancelled, several times the typical US rate. When flights do go, 78% land on time, below the national average of 78%.
- On-time
- 78%
- arrived <15 min late
- Avg delay
- 16 min
- completed flights
- Cancelled
- 5.2%
- Flights/day
- 2.5
- last 12 months
- Duration
- 2h 14m
- scheduled
- Distance
- 610 mi
Best airline from LGA to GSP
2 airlines flew this route regularly between 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Endeavor Airmost reliable | 82% | 16 min | 2.9% | 488 |
| Republic Airways | 77% | 16 min | 5.9% | 1,839 |
Monthly on-time trend
Best time to fly from LGA to GSP
Aim for departures around 9 a.m. (87% on-time); avoid 7 p.m. departures (68%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 79% | 14 min |
| Tuesday | 79% | 14 min |
| Wednesday | 77% | 18 min |
| Thursday | 76% | 18 min |
| Friday | 77% | 21 min |
| Saturdaybest | 85% | 8 min |
| Sunday | 76% | 16 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft53%
- Airline operations19%
- National airspace system26%
- Weather2%
Frequently asked questions
- How often are flights from LGA to GSP delayed?
- 22% of LGA–GSP 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 16 minutes.
- Which airline is most reliable from LGA to GSP?
- Endeavor Air has the best on-time record on this route at 82%, based on 488 flights. 2 airlines flew LGA–GSP frequently enough to compare in this period.
- What is the best time of day to fly from LGA to GSP?
- Departures around 9 a.m. have the best record (87% on-time), while departures around 7 p.m. have the worst (68%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from LGA to GSP?
- The scheduled LGA–GSP flight time averages 2h 14m over 610 miles. Actual arrival times vary — flights on this route land 15+ minutes late 22% of the time.
- How often are LGA to GSP flights cancelled?
- 5.2% of scheduled flights on this route were cancelled between 2024-07 and 2026-07 — several times the typical US rate, so consider earlier departures or backup options.
- What is the worst month to fly from LGA to GSP?
- December 2025 was the roughest month in this dataset, with only 57% of arrivals on time. The best was September 2024 at 94%. If your dates are flexible, that 37-point gap is worth planning around.
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Based on 2,327 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.