Southwest Airlines is the most reliable airline on the AUS to MKE route with a 72% on-time rate. Based on 408 flights tracked.
Source: Bureau of Transportation Statistics. Updated October 2026.Best Airline: AUS to MKE
Austin to Milwaukee — airline reliability comparison
On-Time Rate by Airline
Southwest Airlines72%
AUS to MKE Airline Comparison
| Airline | On-Time % | Cancel % | Avg Delay | Flights |
|---|---|---|---|---|
| Southwest AirlinesWNBest | 72% | 1.0% | 54m | 408 |
Route Overview
71%
Overall On-Time
56m
Avg Delay
0.7%
Cancel Rate
408
Total Flights
Flying out of AUS? We'll brief you.
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Data last updated October 2026. Source: Bureau of Transportation Statistics.