Southwest Airlines is the most reliable airline on the MDW to BOI route with a 71% on-time rate. Based on 127 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: MDW to BOI
Chicago to Boise — airline reliability comparison
On-Time Rate by Airline
Southwest Airlines71%
MDW to BOI Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Southwest AirlinesWNBest | 71% | 1.3% | 45m | 127 |
Route Overview
70%
Overall On-Time
47m
Avg Delay
1.6%
Cancel Rate
127
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.