Historical on-time performance
San Antonio to El Paso
496 miData through May 2026Source: US DOT · BTS
Flights on SAT–ELP arrive on time 79% of the time over the last 12 months.
On-time rate79%arrived within 15 min
p90 delay35 min1 in 10 flights is worse (tail risk)
Cancelled0.0%of scheduled flights
based on 753 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time79%Medianon timep9035 minCancel0.0%Flights753
Why flights run late
Delay causes
- Airline20%
- Weather1%
- Air traffic (NAS)5%
- Late aircraft74%
- Security1%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline60%
- Weather30%
- Air traffic (NAS)10%
- Security0%
Most cancellations here are attributed to Airline. Shares are among 30 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 → ELP
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 — 96% on time.
- Mornings96% on time · p90 on time · 796 flights
- Middays85% on time · p90 25 min · 478 flights
- Afternoons78% on time · p90 30 min · 409 flights
- Evenings70% on time · p90 45 min · 607 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 76% to 87% on time.
- Wednesdays87% on time · p90 20 min · 317 flights
- Tuesdays87% on time · p90 25 min · 322 flights
- Saturdays87% on time · p90 20 min · 250 flights
- Mondays83% on time · p90 25 min · 366 flights
- Fridays80% on time · p90 40 min · 369 flights
- Sundays79% on time · p90 35 min · 390 flights
- Thursdays76% on time · p90 35 min · 364 flights
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