Southwest Airlines is the most reliable airline on the SDF to MDW route with a 86% on-time rate. Based on 3,657 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: SDF to MDW
Louisville to Chicago — airline reliability comparison
On-Time Rate by Airline
Southwest Airlines86%
SDF to MDW Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Southwest AirlinesWNBest | 86% | 1.5% | 66m | 3,657 |
Route Overview
86%
Overall On-Time
66m
Avg Delay
1.5%
Cancel Rate
3,657
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.