Historical on-time performance
San Antonio to El Paso
496 miData through Dec 2025Source: US DOT · BTS
Flights on SAT–ELP arrive on time 83% of the time over the last 12 months.
On-time rate83%arrived within 15 min
p90 delay30 min1 in 10 flights is worse (tail risk)
Cancelled0.6%of scheduled flights
based on 906 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time83%Medianon timep9030 minCancel0.6%Flights906
Why flights run late
Delay causes
- Airline23%
- Weather1%
- Air traffic (NAS)6%
- Late aircraft70%
- Security0%
Most delay minutes here are attributed to Late aircraft.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly SAT → ELP
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
Mornings are the most reliable time of day to fly this route — 96% on time.
- Mornings96% on time · p90 on time · 782 flights
- Middays84% on time · p90 20 min · 567 flights
- Afternoons79% on time · p90 30 min · 440 flights
- Evenings70% on time · p90 45 min · 576 flights
- Overnights48% on time · p90 125 min · 62 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 78% to 88% on time.
- Saturdays88% on time · p90 15 min · 242 flights
- Tuesdays86% on time · p90 25 min · 333 flights
- Wednesdays86% on time · p90 20 min · 328 flights
- Mondays83% on time · p90 20 min · 376 flights
- Fridays81% on time · p90 40 min · 374 flights
- Sundays79% on time · p90 35 min · 404 flights
- Thursdays78% on time · p90 25 min · 370 flights
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