New York (LGA) to Louisville (SDF)

657mi
1,058 km571 nm

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.

Route map: LGA → SDFLGASDF

Look up a route, or build a trip

Change the airports, or add stops for a multi-leg trip.

What actually flies LGASDF

Filed traffic data

In June 2026, Republic Airways operated the most departures, one of 3 carriers flying nonstop LGA–SDF; the Embraer E175 was the most common aircraft at 82% of departures; flights ran 81% full.

Departures

217

June 2026

Seats

15,842

both directions

Passengers

12,870

both directions

Load factor

81.2%

RPM ÷ ASM

Who flies LGA–SDF?

Republic Airways operated the most nonstop LGA–SDF departures in June 2026 (178), one of 3 carriers on the route.

  • YX

    Republic Airways

    178 departures · 12,779 seats

    81.1%

    Load

  • 9E

    Endeavor Air

    38 departures · 2,888 seats

    81.2%

    Load

  • WN

    Southwest Airlines

    1 departures · 175 seats

    90.3%

    Load

What plane flies LGA–SDF?

In June 2026, the Embraer E175 flew 82% of LGA–SDF departures — more than any other aircraft type.

How has LGA–SDF traffic changed?

Nonstop LGA–SDF departures fell from 218 in July 2025 to 217 in June 2026.

Monthly nonstop LGASDF traffic, trailing 12 months through June 2026. Bars scale to the busiest month; months with no filed service show as zero.

  • 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

  • May 2026

    245 departures · 13,152 passengers

    72.6%

    Load

  • June 2026

    217 departures · 12,870 passengers

    81.2%

    Load

By direction

Each direction is filed separately — they rarely match.

LGASDF

82.1% full

111 departures · 6,691 passengers

SDFLGA

80.3% full

106 departures · 6,179 passengers

Nonstop LGA–SDF traffic has been filed since 2025.

Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through June 2026; filings from 2025. Public domain (US Government work).

The airports

LGA

US

LaGuardia Airport

Coordinates

40.78°N, 73.87°W

Hemisphere

N · W

SDF

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 June 2026, the Embraer E175 flew the largest share of departures (82.0%), followed by the Bombardier CRJ-900 (17.5%).

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.

Keep exploring

Every route below is its own page.