Historical on-time performance
San Antonio to Los Angeles
Flights on SAT–LAX arrive on time 87% of the time over the last 12 months.
based on 1,729 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Too close to call — no single carrier is clearly more on-time here.
- Spirit AirlinesOn-time93%Medianon timep905 minCancel0.0%Flights69
- SkyWest AirlinesOn-time90%Medianon timep9010 minCancel0.1%Flights693
- Delta Air LinesOn-time89%Medianon timep9015 minCancel0.4%Flights688
- Southwest AirlinesOn-time75%Medianon timep9035 minCancel0.0%Flights279
Why flights run late
Delay causes
- Airline53%
- Weather6%
- Air traffic (NAS)7%
- Late aircraft34%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline75%
- Weather25%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Airline. Shares are among 4 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly SAT → LAX
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Mornings are the most reliable time of day to fly this route — 91% on time.
- Mornings91% on time · p90 10 min · 2,427 flights
- Afternoons85% on time · p90 25 min · 2,338 flights
- Middays83% on time · p90 25 min · 507 flights
- Overnights73% on time · p90 50 min · 463 flights
- Evenings72% on time · p90 45 min · 463 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 84% to 87% on time.
- Saturdays87% on time · p90 20 min · 816 flights
- Wednesdays87% on time · p90 20 min · 827 flights
- Sundays86% on time · p90 20 min · 889 flights
- Mondays85% on time · p90 20 min · 945 flights
- Tuesdays85% on time · p90 30 min · 878 flights
- Fridays84% on time · p90 25 min · 944 flights
- Thursdays84% on time · p90 25 min · 899 flights
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