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Route Reliability

Miami → Louisville

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

67
Usually Fine
WanderNerd Reliability Score
69%
Arrive within 15 minutes
16 min
Average arrival delay
1.6%
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 69% of the time across 429 flights. No comparison to make.

What the data says

The 12–3 PM departure wins.

MIA–SDF flights departing between 12–3 PM arrived on time 83% of the time, versus 67% between 9 PM–12 AM.

Skip Monday if you can.

MIA–SDF flights arrived on time 75% of the time on Tuesdays. On Mondays: 64%.

Recent months have been rougher.

MIA–SDF flights arrived on time 67% of the time over the last three months in the data, compared with 80% in the three months before that.

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
  • Mon64%(59 flights)
  • Tue75%(55 flights)
  • Wed70%(56 flights)
  • Thu74%(57 flights)
  • Fri68%(60 flights)
  • Sat67%(72 flights)
  • Sun65%(63 flights)
On-time by departure window
  • 6–9 AM69%(16 flights)
  • 9 AM–12 PM80%(15 flights)
  • 12–3 PM83%(30 flights)
  • 3–6 PM—(2 flights)
  • 9 PM–12 AM67%(359 flights)
On-time trend by month
67%
May

Jun 69% → May 67% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202569%32
July 202560%35
August 202564%58
September 202575%32
October 202552%31
November 202567%30
December 202571%31
January 202687%37
February 202682%33
March 202660%30
April 202674%34
May 202667%39

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.