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Route · SDF → LGA · 2020–2025 BTS data

Louisville to New York

The SDF–LGA corridor (Louisville, KY → New York, NY) runs ahead of the national average, served by 14 carriers across roughly 659 miles.

Data updated 2026-06-13

85.6%
On-time
+6.6 pts
vs US avg
81 min
Delay when late
7,086
Flights

Cancelled

1.9%

Best Month

Sep 2024 95%

Worst Month

Dec 2025 71%

Distance

659 mi

Carriers

14

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 90 26 1 0 YX
Nov 2025 95 22 4 0 YX
Oct 2025 92 14 3 0 YX
Sep 2025 98 7 1 0 YX
Aug 2025 91 9 0 0 OO,YX
Jul 2025 115 18 10 0 OO,YX
Jun 2025 115 18 3 1 OO,YX
May 2025 139 24 2 0 AA,OO,YX
Apr 2025 138 16 1 0 YX
Mar 2025 139 21 0 0 YX
Feb 2025 124 28 1 2 YX
Jan 2025 128 31 5 0 YX
Dec 2024 119 18 0 0 9E,YX
Nov 2024 130 9 0 0 YX
Oct 2024 139 8 0 0 YX
Sep 2024 132 6 0 0 YX
Aug 2024 136 17 8 0 YX
Jul 2024 139 27 2 1 OO,YX
Jun 2024 129 14 4 0 9E,OO,YX
May 2024 144 15 2 1 9E,AA,OO,YX
Apr 2024 129 12 2 1 OO,YX
Mar 2024 129 16 0 0 YX,OO
Feb 2024 124 18 2 1 OO,YX
Jan 2024 125 29 5 0 YX,OO

Cancellation Rate

1.9%

56 of 2,939 flights

Diversion Rate

0.2%

7 of 2,939 flights

What the Data Says About SDF to LGA

Louisville to New York (SDF to LGA) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 85.6% on-time rate across 7,086 flights, with delays that do happen averaging 80.7 minutes. The corridor runs roughly 659 miles and is served by 14 carriers. Over the most recent 24 months, 56 of 2,939 flights were cancelled (1.9%) and 7 diverted (0.2%).

The monthly split is wide on this route: Sep 2024 posted the strongest performance at 95% on-time, while Dec 2025 came in at just 71% - a 24-point swing worth factoring into travel timing.

Frequently Asked Questions

How often are flights delayed from SDF to LGA?
Flights from Louisville to New York have a 85.6% on-time rate based on 7,086 flights. The average delay is 80.7 minutes. The best recent month was Sep 2024 with 95% on-time.
What is the cancellation rate for SDF to LGA?
Over the last 24 months, 1.9% of flights on this route were cancelled (56 of 2,939 flights) and 0.2% were diverted.
How far is the flight from SDF to LGA?
The flight distance from Louisville (SDF) to New York (LGA) is approximately 659 miles. This route is served by 14 carriers.
When is the best time to fly from SDF to LGA?
The best recent month for on-time performance was Sep 2024 (95% on-time). The worst was Dec 2025 (71% on-time). Consider booking during months with historically better performance.

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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.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights Editorial

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.