Southwest Airlines is the most reliable airline on the JAX to MDW route with a 83% on-time rate. Based on 1,387 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: JAX to MDW
Jacksonville to Chicago — airline reliability comparison
On-Time Rate by Airline
Southwest Airlines83%
JAX to MDW Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Southwest AirlinesWNBest | 83% | 0.9% | 48m | 1,387 |
Route Overview
82%
Overall On-Time
49m
Avg Delay
1%
Cancel Rate
1,387
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.