American Airlines is the most reliable airline on the SDF to MIA route with a 82% on-time rate, compared to at 78%. Based on 1,210 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: SDF to MIA
Louisville to Miami — airline reliability comparison
On-Time Rate by Airline
American Airlines82%
78%
SDF to MIA Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| American AirlinesAABest | 82% | 1.3% | 130m | 1,210 |
| MQWorst | 78% | 1.6% | 43m | 358 |
Route Overview
80%
Overall On-Time
104m
Avg Delay
1.3%
Cancel Rate
1,671
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.