Historical on-time performance
San Diego to San Antonio
Flights on SAN–SAT arrive on time 72% of the time over the last 12 months.
based on 572 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time72%Medianon timep9045 minCancel0.3%Flights572
Why flights run late
Delay causes
- Airline22%
- Weather0%
- Air traffic (NAS)9%
- Late aircraft69%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather50%
- Air traffic (NAS)50%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 2 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 SAN → SAT
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 59% to 87% on time.
- Afternoons87% on time · p90 15 min · 218 flights
- Mornings82% on time · p90 25 min · 491 flights
- Middays81% on time · p90 25 min · 377 flights
- Evenings59% on time · p90 60 min · 737 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 66% to 78% on time.
- Wednesdays78% on time · p90 40 min · 258 flights
- Tuesdays77% on time · p90 35 min · 260 flights
- Saturdays76% on time · p90 45 min · 229 flights
- Mondays75% on time · p90 35 min · 271 flights
- Thursdays74% on time · p90 55 min · 269 flights
- Fridays67% on time · p90 45 min · 272 flights
- Sundays66% on time · p90 50 min · 294 flights
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