STL → PHX American Airlines

American Airlines · St. Louis, MO to Phoenix, AZ · 631 flights, 2025-07-01 to 2026-06-30 · aggregated across 13 flight numbers

This route is usually on time, but has a real long-delay tail — typical (median) delay is -8 min, while the worst 10% run +58 min or later.
On-time arrival
83%
Median delay
-8 min
90th percentile
+58 min
Cancellation rate
1%

How on-time is American Airlines from STL to PHX?

Across every American Airlines flight number on STL → PHX (631 flights, 2025-07-01 to 2026-06-30), 83% arrived within 15 minutes of schedule. Median arrival delay -8 min; the worst 10% ran +58 min or later. 1% were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time51883%
16-30 min234%
31-60 min234%
61-120 min274%
2+ hrs345%

Performance by month

MonthFlightsOn-timeAvg delay
2025-074873%+16 min
2025-084578%+51 min
2025-094193%-8 min
2025-104774%+20 min
2025-115582%+23 min
2025-125781%+8 min
2026-015888%+25 min
2026-025389%+27 min
2026-035884%+1 min
2026-045988%+27 min
2026-055888%-1 min
2026-064674%+38 min

Performance by day of week

DayFlightsOn-time
Mon10179%
Tue8285%
Wed7985%
Thu9682%
Fri9283%
Sat7090%
Sun10579%

Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…