BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
GSP→LGA

Greer, SC (GSP) to New York, NY (LGA) flight delay odds

71.2% of 934 official scheduled GSP-to-LGA flights arrived on time; 15.8% arrived at least 30 minutes late and 6.4% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Reporting window: July 2025–June 2026 · Updated September 16, 2026

HISTORICAL ROUTE SIGNALHigher disruption
71.2%arrived on time
15.8%30+ min late
6.4%cancelled
934scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late9.9%all scheduled flights
120+ minutes late4.7%all scheduled flights
Diverted0.2%did not reach as scheduled
Average arrival+11.6 mincompleted flights

Which departure time was most reliable for GSP to LGA?

Among qualifying GSP-to-LGA departure window results, Late morning had the highest on-time rate: 86.9% of 137 flights. Evening was lowest at 58.0% across 295 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning32978.4%10.0%4.9%
Late morning13786.9%8.8%1.5%
Afternoon17367.6%22.0%5.2%
Evening29558.0%22.0%11.2%

Which weekday was most reliable for GSP to LGA?

Among qualifying GSP-to-LGA weekday results, Saturday had the highest on-time rate: 82.5% of 63 flights. Sunday was lowest at 64.7% across 119 flights.

DayFlightsOn time30+ minCancelled
Monday15268.4%15.8%8.6%
Tuesday15169.5%18.5%6.6%
Wednesday15275.0%11.2%7.2%
Thursday14870.3%16.9%6.1%
Friday14973.2%16.1%2.7%
Saturday6382.5%7.9%1.6%
Sunday11964.7%21.0%10.1%

Which airline was most reliable for GSP to LGA?

Only Republic Airways met the GSP-to-LGA airline threshold: 71.2% of 934 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Republic Airways93471.2%15.8%6.4%

Which month was most reliable for GSP to LGA?

Among qualifying GSP-to-LGA month results, September 2025 had the highest on-time rate: 89.7% of 78 flights. March 2026 was lowest at 52.5% across 80 flights.

MonthFlightsOn time30+ minCancelled
July 20258066.2%11.2%18.8%
August 20257879.5%14.1%2.6%
September 20257889.7%5.1%1.3%
October 20258473.8%13.1%2.4%
November 20258158.0%25.9%8.6%
December 20257258.3%25.0%5.6%
January 20267569.3%13.3%10.7%
February 20267470.3%14.9%9.5%
March 20268052.5%31.2%8.8%
April 20268377.1%14.5%2.4%
May 20268083.8%8.8%1.2%
June 20266975.4%13.0%5.8%

What drove GSP to LGA delay minutes?

Late aircraft was the largest recorded GSP-to-LGA delay category, accounting for 39.7% of 16,331 BTS-attributed delay minutes during July 2025–June 2026.

Airline23.6%
Late aircraft39.7%
National airspace26.6%
Weather10.1%
Security0.0%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.