American Airlines LAS to ORD on-time performance
American Airlines nonstop flights from Las Vegas to Chicago · Aug 2025 – Jul 2026
On-time arrivals
76%
arrived < 15 min late
Cancelled
2.3%
43 flights
Avg arrival delay
27 min
107 min when late
Rank on route
#3 of 5
route average 77% on time
Key facts
- American Airlines flights on LAS to ORD arrived on time 76% of the time in Aug 2025 – Jul 2026.
- 2.3% were cancelled, and 10% arrived an hour or more late.
- That ranks #3 of 5 airlines on this route, which averaged 77% on time overall.
- The largest source of delay minutes was late-arriving aircraft (52%).
On-time trend by month
Why this airline's flights were late
- Late-arriving aircraft52%
- Airline (crew, maintenance, cleaning, fueling)33%
- Air traffic control & airport congestion14%
- Extreme weather1%
- Security0%
Other airlines on LAS to ORD
- United Airlines80% on time · 16 min avg delay
- Southwest Airlines68% on time · 20 min avg delay
- Frontier Airlines67% on time · 32 min avg delay
- Spirit Airlines85% on time · 10 min avg delay
Full LAS to ORD comparison →
American Airlines on-time record across all routes →
1,889 American Airlines flights tracked on this route; 43 cancelled, 16 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.