STL → LAX American Airlines

American Airlines · St. Louis, MO to Los Angeles, CA · 354 flights, 2025-07-01 to 2026-06-30 · aggregated across 7 flight numbers

On-time arrival
76%
Median delay
+2 min
90th percentile
+39 min
Cancellation rate
1%

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

Across every American Airlines flight number on STL → LAX (354 flights, 2025-07-01 to 2026-06-30), 76% arrived within 15 minutes of schedule. Median arrival delay +2 min; the worst 10% ran +39 min or later. 1% were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time26976%
16-30 min3911%
31-60 min237%
61-120 min123%
2+ hrs93%

Performance by month

MonthFlightsOn-timeAvg delay
2025-073190%+24 min
2025-083184%+8 min
2025-092286%+6 min
2025-103060%+43 min
2025-112986%+16 min
2025-123067%+15 min
2026-013168%+11 min
2026-022868%+73 min
2026-033073%+12 min
2026-042962%+12 min
2026-053181%+8 min
2026-063093%-2 min

Performance by day of week

DayFlightsOn-time
Mon5267%
Tue4980%
Wed4774%
Thu5080%
Fri5275%
Sat5182%
Sun5176%

AA flight numbers on STL → LAX

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