Historical on-time performance
San Diego to El Paso
636 miData through May 2026Source: US DOT · BTS
Flights on SAN–ELP arrive on time 80% of the time over the last 12 months.
On-time rate80%arrived within 15 min
p90 delay30 min1 in 10 flights is worse (tail risk)
Cancelled0.7%of scheduled flights
based on 276 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time80%Medianon timep9030 minCancel0.7%Flights276
Why flights run late
Delay causes
- Airline36%
- Weather0%
- Air traffic (NAS)13%
- Late aircraft51%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline50%
- Weather50%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Airline. 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 → ELP
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 69% to 86% on time.
- Mornings86% on time · p90 15 min · 193 flights · limited
- Afternoons81% on time · p90 30 min · 188 flights · limited
- Middays79% on time · p90 35 min · 497 flights
- Evenings69% on time · p90 60 min · 108 flights · limited
Best day of week
Tuesdays are the most reliable day to fly this route — 91% on time.
- Tuesdays91% on time · p90 10 min · 136 flights · limited
- Wednesdays81% on time · p90 30 min · 130 flights · limited
- Saturdays81% on time · p90 50 min · 135 flights · limited
- Thursdays81% on time · p90 40 min · 154 flights · limited
- Mondays79% on time · p90 30 min · 145 flights · limited
- Fridays77% on time · p90 45 min · 146 flights · limited
- Sundays68% on time · p90 40 min · 155 flights · limited
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