American Airlines STL to PHX on-time performance
American Airlines nonstop flights from St. Louis to Phoenix · Aug 2025 – Jul 2026
On-time arrivals
81%
arrived < 15 min late
Cancelled
1.0%
6 flights
Avg arrival delay
36 min
184 min when late
Rank on route
#4 of 5
route average 75% on time
Key facts
- American Airlines flights on STL to PHX arrived on time 81% of the time in Aug 2025 – Jul 2026.
- 1% were cancelled, and 10% arrived an hour or more late.
- That ranks #4 of 5 airlines on this route, which averaged 75% on time overall.
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (70%).
On-time trend by month
Why this airline's flights were late
- Airline (crew, maintenance, cleaning, fueling)70%
- Late-arriving aircraft20%
- Extreme weather6%
- Air traffic control & airport congestion5%
- Security0%
Other airlines on STL to PHX
- Southwest Airlines71% on time · 16 min avg delay
- Frontier Airlines83% on time · 37 min avg delay
- Envoy Air100% on time · 2 min avg delay
- SkyWest Airlines96% on time · 8 min avg delay
Full STL to PHX comparison →
American Airlines on-time record across all routes →
586 American Airlines flights tracked on this route; 6 cancelled, 1 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.