Historical on-time performance
San Antonio to New Orleans
494 miData through May 2026Source: US DOT · BTS
Flights on SAT–MSY arrive on time 83% of the time over the last 12 months.
On-time rate83%arrived within 15 min
p90 delay20 min1 in 10 flights is worse (tail risk)
Cancelled0.3%of scheduled flights
based on 311 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 timep9020 minCancel0.3%Flights311
Why flights run late
Delay causes
- Airline24%
- Weather0%
- Air traffic (NAS)14%
- Late aircraft61%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather0%
- Air traffic (NAS)100%
- Security0%
Most cancellations here are attributed to Air traffic (NAS). Shares are among 1 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 → MSY
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 · 119 flights · limited
- Middays85% on time · p90 15 min · 795 flights
- Afternoons82% on time · p90 20 min · 170 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 80% to 90% on time.
- Mondays90% on time · p90 10 min · 164 flights · limited
- Tuesdays88% on time · p90 15 min · 143 flights · limited
- Wednesdays87% on time · p90 15 min · 139 flights · limited
- Fridays86% on time · p90 15 min · 168 flights · limited
- Thursdays82% on time · p90 20 min · 167 flights · limited
- Sundays82% on time · p90 20 min · 228 flights
- Saturdays80% on time · p90 30 min · 147 flights · limited
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