Southwest Airlines LAS to MKE on-time performance
Southwest Airlines nonstop flights from Las Vegas to Milwaukee · Aug 2025 – Jul 2026
On-time arrivals
74%
arrived < 15 min late
Cancelled
0.6%
6 flights
Avg arrival delay
14 min
47 min when late
Rank on route
#3 of 3
route average 74% on time
Key facts
- Southwest Airlines flights on LAS to MKE arrived on time 74% of the time in Aug 2025 – Jul 2026.
- 0.6% were cancelled, and 5% arrived an hour or more late.
- That ranks #3 of 3 airlines on this route, which averaged 74% on time overall.
- The largest source of delay minutes was late-arriving aircraft (57%).
On-time trend by month
Why this airline's flights were late
- Late-arriving aircraft57%
- Airline (crew, maintenance, cleaning, fueling)33%
- Air traffic control & airport congestion10%
- Security0%
- Extreme weather0%
Other airlines on LAS to MKE
- Spirit Airlines86% on time · 18 min avg delay
- Frontier Airlines80% on time · 4 min avg delay
Full LAS to MKE comparison →
Southwest Airlines on-time record across all routes →
1,005 Southwest Airlines flights tracked on this route; 6 cancelled, 2 diverted.
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. How we calculate this.