Southwest Airlines AUS to LAS on-time performance
Southwest Airlines nonstop flights from Austin to Las Vegas · Aug 2025 – Jul 2026
On-time arrivals
74%
arrived < 15 min late
Cancelled
0.3%
7 flights
Avg arrival delay
14 min
48 min when late
Rank on route
#2 of 5
route average 73% on time
Key facts
- Southwest Airlines flights on AUS to LAS arrived on time 74% of the time in Aug 2025 – Jul 2026.
- 0.3% were cancelled, and 6% arrived an hour or more late.
- That ranks #2 of 5 airlines on this route, which averaged 73% 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)26%
- Air traffic control & airport congestion16%
- Extreme weather1%
- Security0%
Other airlines on AUS to LAS
- Delta Air Lines70% on time · 27 min avg delay
- Frontier Airlines68% on time · 25 min avg delay
- Allegiant Air84% on time · 16 min avg delay
- Spirit Airlines25% on time · 36 min avg delay
Full AUS to LAS comparison →
Southwest Airlines on-time record across all routes →
2,195 Southwest Airlines flights tracked on this route; 7 cancelled, 4 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.