LGA (New York) to GSP (Greenville) flights arrive on time 81% of the time. The most reliable airline on this route is Endeavor Air at 83%. The average delay is 74 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated March 2026.LGA → GSP
LGA (New York) to GSP (Greenville)
LGA → GSP on-time performance by month
This route is on time most of the time. About 81% of flights arrive on schedule.
Delays on this route are most often caused by the incoming plane arriving late.
Airlines are roughly equal on this route — Endeavor Air leads slightly at 83% vs Republic Airways at 81%.
Airline Comparison
Endeavor Air leads at 83% on time; Republic Airways trails at 81%.
Good to know
Departing from LGA
80% on timeExpect ~21 min sitting on the taxiway after your gate pushes back. LGA has long runway queues.
TSA is currently ~5 min. Best time: 4 AM (about 5 min).
LGA cancels 3.1% of flights — higher than average. Have a backup plan.
Arriving at GSP
83% on timeWhen flights into GSP are late, the average delay is 71 minutes. Build buffer if you have ground plans.
If connecting at GSP: TSA is ~5 min right now. Allow at least 60 minutes for a domestic connection.
Know before you go
Flying LGA → GSP? We'll brief you before takeoff.
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Send them the link — delay data, TSA waits, weather, all free.
Data last updated March 2026. Source: Bureau of Transportation Statistics.