Southwest Airlines is the most reliable airline on the SJC to MDW route with a 87% on-time rate. Based on 1,943 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: SJC to MDW
San Jose to Chicago — airline reliability comparison
On-Time Rate by Airline
Southwest Airlines87%
SJC to MDW Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Southwest AirlinesWNBest | 87% | 0.2% | 35m | 1,943 |
Route Overview
86%
Overall On-Time
36m
Avg Delay
0.2%
Cancel Rate
1,943
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.