SAT → LAX Southwest Airlines

Southwest Airlines · San Antonio, TX to Los Angeles, CA · 337 flights, 2025-07-01 to 2026-06-30 · aggregated across 22 flight numbers

This route runs much more reliably at some times of day than others — 91% on-time departing 9am–12pm vs. 52% departing 6–9pm.
On-time arrival
74%
Median delay
+1 min
90th percentile
+41 min
Cancellation rate
0%

How on-time is Southwest Airlines from SAT to LAX?

Across every Southwest Airlines flight number on SAT → LAX (337 flights, 2025-07-01 to 2026-06-30), 74% arrived within 15 minutes of schedule. Median arrival delay +1 min; the worst 10% ran +41 min or later. 0% were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time24974%
16-30 min4213%
31-60 min227%
61-120 min175%
2+ hrs62%

Performance by month

MonthFlightsOn-timeAvg delay
2025-073165%+14 min
2025-083087%-2 min
2025-093097%+1 min
2025-103177%+10 min
2025-113291%-6 min
2025-123379%+5 min
2026-011155%+21 min
2026-021883%-2 min
2026-032983%-5 min
2026-043067%+17 min
2026-053148%+16 min
2026-063050%+37 min

Performance by day of week

DayFlightsOn-time
Mon4877%
Tue4571%
Wed4377%
Thu4973%
Fri4973%
Sat5273%
Sun5074%

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