Southwest Airlines AUS to ORD on-time performance
Southwest Airlines nonstop flights from Austin to Chicago · Aug 2025 – Jul 2026
On-time arrivals
72%
arrived < 15 min late
Cancelled
0.6%
1 flights
Avg arrival delay
18 min
57 min when late
Rank on route
#3 of 6
route average 73% on time
Key facts
- Southwest Airlines flights on AUS to ORD arrived on time 72% of the time in Aug 2025 – Jul 2026.
- 0.6% were cancelled, and 8% arrived an hour or more late.
- That ranks #3 of 6 airlines on this route, which averaged 73% on time overall.
- The largest source of delay minutes was air traffic control & airport congestion (58%).
On-time trend by month
Why this airline's flights were late
- Air traffic control & airport congestion58%
- Airline (crew, maintenance, cleaning, fueling)23%
- Late-arriving aircraft19%
- Extreme weather0%
- Security0%
Other airlines on AUS to ORD
- United Airlines75% on time · 21 min avg delay
- American Airlines70% on time · 33 min avg delay
- Frontier Airlines68% on time · 46 min avg delay
- Republic Airways70% on time · 22 min avg delay
- Envoy Air73% on time · 18 min avg delay
Full AUS to ORD comparison →
Southwest Airlines on-time record across all routes →
176 Southwest Airlines flights tracked on this route; 1 cancelled, 0 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.