Southwest Airlines is the most reliable airline on the SAN to MKE route with a 75% on-time rate. Based on 184 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: SAN to MKE
San Diego to Milwaukee — airline reliability comparison
On-Time Rate by Airline
Southwest Airlines75%
SAN to MKE Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Southwest AirlinesWNBest | 75% | 0.0% | 44m | 184 |
Route Overview
73%
Overall On-Time
44m
Avg Delay
0%
Cancel Rate
184
Total Flights
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Data last updated October 2026. Source: Bureau of Transportation Statistics.