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Route Reliability

Charlotte → Louisville

CLT–SDF · 335 miles · Charlotte Douglas International Airport to Louisville Muhammad Ali International Airport

72
Usually Fine
WanderNerd Reliability Score
75%
Arrive within 15 minutes
12 min
Average arrival delay
2.3%
Cancelled
1,836
Flights in the data

Data through May 2026.

American Airlines is the only airline in this data on this route, arriving on time 75% of the time across 1,836 flights. No comparison to make.

What the data says

Morning-you made the right choice.

CLT–SDF flights departing between 6–9 AM arrived on time 88% of the time, versus 68% between 6–9 PM.

Sunday scaries are real for this one.

CLT–SDF flights arrived on time 81% of the time on Wednesdays. On Sundays: 69%.

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
  • Mon72%(255 flights)
  • Tue81%(256 flights)
  • Wed81%(252 flights)
  • Thu73%(263 flights)
  • Fri77%(256 flights)
  • Sat75%(241 flights)
  • Sun69%(270 flights)
On-time by departure window
  • 6–9 AM88%(132 flights)
  • 9 AM–12 PM83%(217 flights)
  • 12–3 PM79%(353 flights)
  • 3–6 PM73%(405 flights)
  • 6–9 PM68%(318 flights)
  • 9 PM–12 AM72%(368 flights)
On-time trend by month
75%
May

Jun 55% → May 75% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202555%168
July 202565%178
August 202572%161
September 202581%158
October 202588%142
November 202581%137
December 202575%145
January 202681%112
February 202679%126
March 202676%147
April 202685%149
May 202675%170

Keep nerding

Based on 1,836 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.