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Route Reliability

New York → Louisville

LGA–SDF · 659 miles · LaGuardia Airport to Louisville Muhammad Ali International Airport

71
Usually Fine
WanderNerd Reliability Score
79%
Arrive within 15 minutes
5 min
Average arrival delay
3.7%
Cancelled
1,204
Flights in the data

Data through May 2026.

Who flies it best

Ranked by on-time arrivals. Historical results, not predictions.

  1. 1.Delta Air Lines81%1,101 flights
  2. 2.American Airlines59%103 flights

What the data says

Morning flights do better here.

LGA–SDF flights departing between 9 AM–12 PM arrived on time 86% of the time, versus 61% between 3–6 PM.

Sunday scaries are real for this one.

LGA–SDF flights arrived on time 86% of the time on Tuesdays. On Sundays: 74%.

Delta Air Lines has a clear lead on this route.

Delta Air Lines arrived on time 81% of the time on this route; American Airlines managed 59%.

Keep a backup plan handy.

This route was cancelled 3.7% of the time. Typical for U.S. flights is around 1–2%.

Best historical flights

Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.

Top flights by on-time rate

More flights on this route

The breakdown

On-time by weekday
  • Mon79%(177 flights)
  • Tue86%(181 flights)
  • Wed79%(181 flights)
  • Thu75%(177 flights)
  • Fri78%(188 flights)
  • Sat85%(87 flights)
  • Sun74%(163 flights)
On-time by departure window
  • 6–9 AM84%(127 flights)
  • 9 AM–12 PM86%(341 flights)
  • 12–3 PM85%(312 flights)
  • 3–6 PM61%(94 flights)
  • 6–9 PM68%(280 flights)
On-time trend by month
78%
May

Jun 66% → May 78% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202566%107
July 202570%110
August 202590%106
September 202589%102
October 202579%111
November 202579%95
December 202575%88
January 202683%72
February 202685%65
March 202672%75
April 202683%104
May 202678%119

Same trip, other airports

Keep nerding

Based on 1,204 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.