Route · GSP → LGA · 2020–2025 BTS data
Greer to New York
The GSP–LGA corridor (Greer, SC → New York, NY) runs ahead of the national average, served by 5 carriers across roughly 610 miles.
Data updated 2026-06-13
- 85.6%
- On-time
- +6.6 pts
- vs US avg
- 84 min
- Delay when late
- 5,397
- Flights
Cancelled
3.6%
Best Month
Sep 2024 93%
Worst Month
Dec 2025 65%
Distance
610 mi
Carriers
5
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 72 | 25 | 4 | 1 | YX |
| Nov 2025 | 81 | 26 | 7 | 1 | YX |
| Oct 2025 | 84 | 20 | 2 | 0 | YX |
| Sep 2025 | 78 | 7 | 1 | 0 | YX |
| Aug 2025 | 78 | 14 | 2 | 0 | YX |
| Jul 2025 | 80 | 12 | 15 | 0 | YX |
| Jun 2025 | 77 | 17 | 9 | 1 | YX |
| May 2025 | 76 | 16 | 3 | 0 | YX |
| Apr 2025 | 82 | 11 | 0 | 0 | YX |
| Mar 2025 | 83 | 13 | 3 | 0 | YX |
| Feb 2025 | 78 | 11 | 5 | 1 | YX |
| Jan 2025 | 77 | 15 | 3 | 0 | YX |
| Dec 2024 | 135 | 24 | 0 | 0 | 9E,YX |
| Nov 2024 | 151 | 20 | 0 | 0 | 9E,YX |
| Oct 2024 | 143 | 12 | 0 | 0 | YX,9E |
| Sep 2024 | 137 | 10 | 2 | 0 | YX,9E |
| Aug 2024 | 140 | 25 | 9 | 1 | YX,9E |
| Jul 2024 | 142 | 24 | 7 | 1 | 9E,YX |
| Jun 2024 | 133 | 19 | 5 | 0 | 9E,YX |
| May 2024 | 138 | 27 | 3 | 0 | 9E,YX |
| Apr 2024 | 134 | 13 | 3 | 0 | 9E,YX |
| Mar 2024 | 135 | 10 | 0 | 1 | 9E,YX |
| Feb 2024 | 130 | 14 | 3 | 1 | 9E,YX |
| Jan 2024 | 126 | 17 | 8 | 1 | 9E,YX |
Cancellation Rate
3.6%
94 of 2,590 flights
Diversion Rate
0.3%
9 of 2,590 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
GSP - Greer
Full on-time, delay-cause, and seasonal performance for Greer, SC.
Origin airport →LGA - New York
Full on-time, delay-cause, and seasonal performance for New York, NY.
Destination airport →Compare the two airports
See GSP and LGA side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to GSP–LGA.
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What the Data Says About GSP to LGA
Greer to New York (GSP to LGA) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 85.6% on-time rate across 5,397 flights, with delays that do happen averaging 84.2 minutes. The corridor runs roughly 610 miles and is served by 5 carriers. Over the most recent 24 months, 94 of 2,590 flights were cancelled (3.6%) and 9 diverted (0.3%).
The monthly split is wide on this route: Sep 2024 posted the strongest performance at 93% on-time, while Dec 2025 came in at just 65% - a 27-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.