New York (LGA) to Louisville (SDF)
Flight time
≈ 2h 07m
Bearing
258° W
New York (LGA) to Louisville (SDF) is 657 miles (1,058 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies LGA–SDF
US DOT T-100 · filed dataIn April 2026, Republic Airways operated the most departures, one of 2 carriers flying nonstop LGA–SDF; the Embraer E175 was the most common aircraft at 85% of departures; flights ran 69% full.
Departures
208
April 2026
Seats
15,426
both directions
Passengers
10,679
both directions
Load factor
69.2%
passengers ÷ seats
Who flies LGA–SDF?
Republic Airways operated the most nonstop LGA–SDF departures in April 2026 (176), one of 2 carriers on the route.
- YX
Republic Airways
176 departures · 13,138 seats
Share of departures84.6%69.5%
Load
- 9E
Endeavor Air
32 departures · 2,288 seats
Share of departures15.4%67.7%
Load
What plane flies LGA–SDF?
In April 2026, the Embraer E175 flew 85% of LGA–SDF departures — more than any other aircraft type.
- Embraer E175
176 departures · 69.5% load
84.6% - Bombardier CRJ-900
32 departures · 67.7% load
15.4%
How has LGA–SDF traffic changed?
Nonstop LGA–SDF departures fell from 284 in May 2025 to 208 in April 2026.
Monthly nonstop LGA–SDF traffic, trailing 12 months through April 2026. Bars scale to the busiest month; months with no filed service show as zero.
May 2025
284 departures · 17,430 passengers
82.1%
Load
June 2025
227 departures · 14,837 passengers
86.5%
Load
July 2025
218 departures · 13,331 passengers
80.5%
Load
August 2025
216 departures · 12,447 passengers
76.2%
Load
September 2025
206 departures · 11,848 passengers
76.6%
Load
October 2025
220 departures · 12,534 passengers
76.4%
Load
November 2025
194 departures · 9,791 passengers
66.5%
Load
December 2025
179 departures · 10,049 passengers
74.0%
Load
January 2026
146 departures · 4,896 passengers
44.3%
Load
February 2026
128 departures · 5,335 passengers
55.5%
Load
March 2026
145 departures · 7,674 passengers
70.7%
Load
April 2026
208 departures · 10,679 passengers
69.2%
Load
By direction
The DOT files each direction separately — they rarely match.
LGA → SDF
72.0% full
105 departures · 5,611 passengers
SDF → LGA
66.4% full
103 departures · 5,068 passengers
Nonstop LGA–SDF traffic has been filed with the US DOT since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through April 2026; filings from 2025. Public domain (US Government work). The DOT publishes roughly three months in arrears.
The airports
Louisville
US
Louisville Muhammad Ali International Airport
Coordinates
38.17°N, 85.74°W
Hemisphere
N · W
Frequently asked
How far is New York (LGA) from Louisville (SDF)?
LGA to SDF is 657 miles (1,058 km / 571 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from LGA to SDF?
A nonstop covers the 657-mile great-circle distance in roughly 2h 07m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies LGA–SDF?
In April 2026, the Embraer E175 flew the largest share of departures (84.6%), followed by the Bombardier CRJ-900 (15.4%).
What mileage do I earn flying LGA–SDF?
Distance-based programs credit off the 657-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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