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Route Reliability

Louisville → Miami

SDF–MIA · 910 miles · Louisville Muhammad Ali International Airport to Miami International Airport

83
Pretty Reliable
WanderNerd Reliability Score
83%
Arrive within 15 minutes
10 min
Average arrival delay
2.1%
Cancelled
429
Flights in the data

Data through May 2026.

American Airlines is the only airline in this data on this route, arriving on time 83% of the time across 429 flights. No comparison to make.

What the data says

Morning-you made the right choice.

SDF–MIA flights departing between 3–6 AM arrived on time 100% of the time, versus 66% between 3–6 PM.

Sunday scaries are real for this one.

SDF–MIA flights arrived on time 89% of the time on Wednesdays. On Sundays: 75%.

Trending in the right direction.

SDF–MIA flights arrived on time 93% of the time over the last three months in the data, compared with 84% in the three months before that.

Flights on this route

The breakdown

On-time by weekday
  • Mon88%(59 flights)
  • Tue82%(54 flights)
  • Wed89%(55 flights)
  • Thu86%(58 flights)
  • Fri85%(61 flights)
  • Sat79%(72 flights)
  • Sun75%(61 flights)
On-time by departure window
  • 3–6 AM100%(14 flights)
  • 6–9 AM85%(344 flights)
  • 12–3 PM71%(31 flights)
  • 3–6 PM66%(29 flights)
  • 6–9 PM—(2 flights)
On-time trend by month
95%
May

Jun 91% → May 95% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202591%33
July 202580%35
August 202561%57
September 202581%32
October 202597%31
November 202573%30
December 202587%31
January 202692%36
February 202673%33
March 202693%30
April 202691%35
May 202695%37

Same trip, other airports

Keep nerding

Based on 429 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.