Historical on-time performance
San Antonio to New Orleans
495 miData through Dec 2025Source: US DOT · BTS
Flights on SAT–MSY arrive on time 85% of the time over the last 12 months.
On-time rate85%arrived within 15 min
p90 delay15 min1 in 10 flights is worse (tail risk)
Cancelled0.6%of scheduled flights
based on 338 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time85%Medianon timep9015 minCancel0.6%Flights338
Why flights run late
Delay causes
- Airline30%
- Weather0%
- Air traffic (NAS)12%
- Late aircraft57%
- 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 → MSY
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 — 94% on time.
- Mornings94% on time · p90 on time · 107 flights · limited
- Middays86% on time · p90 15 min · 835 flights
- Afternoons83% on time · p90 20 min · 154 flights · limited
- Evenings77% on time · p90 50 min · 56 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 81% to 90% on time.
- Mondays90% on time · p90 15 min · 164 flights · limited
- Tuesdays90% on time · p90 10 min · 144 flights · limited
- Fridays87% on time · p90 15 min · 164 flights · limited
- Wednesdays87% on time · p90 15 min · 140 flights · limited
- Thursdays84% on time · p90 20 min · 164 flights · limited
- Sundays83% on time · p90 20 min · 242 flights
- Saturdays81% on time · p90 25 min · 159 flights · limited
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