Route · LGA → GSP · 2020–2025 BTS data
New York to Greer
The LGA–GSP corridor (New York, NY → Greer, SC) runs ahead of the national average, served by 5 carriers across roughly 610 miles.
Data updated 2026-06-13
- 82.3%
- On-time
- +3.3 pts
- vs US avg
- 77 min
- Delay when late
- 5,399
- Flights
Cancelled
4.1%
Best Month
Sep 2024 94%
Worst Month
Dec 2025 60%
Distance
610 mi
Carriers
5
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 72 | 29 | 5 | 0 | YX |
| Nov 2025 | 81 | 23 | 6 | 0 | YX |
| Oct 2025 | 84 | 22 | 3 | 0 | YX |
| Sep 2025 | 78 | 8 | 1 | 0 | YX |
| Aug 2025 | 78 | 11 | 4 | 0 | YX |
| Jul 2025 | 80 | 15 | 18 | 0 | YX |
| Jun 2025 | 77 | 25 | 10 | 0 | YX |
| May 2025 | 76 | 20 | 4 | 0 | YX |
| Apr 2025 | 82 | 12 | 0 | 0 | YX |
| Mar 2025 | 83 | 15 | 2 | 0 | YX |
| Feb 2025 | 78 | 25 | 6 | 0 | YX |
| Jan 2025 | 78 | 24 | 3 | 0 | YX |
| Dec 2024 | 133 | 33 | 0 | 0 | 9E,YX |
| Nov 2024 | 152 | 12 | 0 | 0 | 9E,YX |
| Oct 2024 | 143 | 14 | 0 | 1 | YX,9E |
| Sep 2024 | 137 | 8 | 2 | 0 | YX,9E |
| Aug 2024 | 140 | 31 | 10 | 0 | YX,9E |
| Jul 2024 | 142 | 48 | 10 | 0 | 9E,YX |
| Jun 2024 | 134 | 29 | 6 | 0 | 9E,YX |
| May 2024 | 138 | 16 | 2 | 0 | 9E,YX |
| Apr 2024 | 134 | 13 | 3 | 0 | 9E,YX |
| Mar 2024 | 135 | 20 | 0 | 0 | 9E,YX |
| Feb 2024 | 130 | 15 | 3 | 0 | 9E,YX |
| Jan 2024 | 126 | 24 | 7 | 3 | 9E,YX |
Cancellation Rate
4.1%
105 of 2,591 flights
Diversion Rate
0.2%
4 of 2,591 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
LGA - New York
Full on-time, delay-cause, and seasonal performance for New York, NY.
Origin airport →GSP - Greer
Full on-time, delay-cause, and seasonal performance for Greer, SC.
Destination airport →Compare the two airports
See LGA and GSP side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to LGA–GSP.
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What the Data Says About LGA to GSP
Bureau of Transportation Statistics records show New York to Greer (LGA to GSP) running a 82.3% on-time rate over 5,399 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 77.4 minutes. The 610-mile corridor is served by 5 carriers, and over the last 24 months 4.1% of 2,591 flights were cancelled, 0.2% diverted.
The monthly split is wide on this route: Sep 2024 posted the strongest performance at 94% on-time, while Dec 2025 came in at just 60% - a 34-point swing worth factoring into travel timing.
Frequently Asked Questions
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Data source
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.
Read our methodology - how this data is sourced, computed, and verified.
Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.