Historical on-time performance
San Diego to New Orleans
1,599 miData through May 2026Source: US DOT · BTS
Flights on SAN–MSY arrive on time 66% of the time over the last 12 months.
On-time rate66%arrived within 15 min
p90 delay45 min1 in 10 flights is worse (tail risk)
Cancelled0.0%of scheduled flights
based on 214 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time66%Median5 minp9045 minCancel0.0%Flights214
Why flights run late
Delay causes
- Airline37%
- Weather1%
- Air traffic (NAS)12%
- Late aircraft48%
- Security2%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline79%
- Weather18%
- Air traffic (NAS)3%
- Security0%
Most cancellations here are attributed to Airline. Shares are among 33 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 → 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 — 80% on time.
- Mornings80% on time · p90 25 min · 173 flights · limited
- Middays72% on time · p90 40 min · 501 flights
- Afternoons57% on time · p90 70 min · 204 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 57% to 82% on time.
- Tuesdays82% on time · p90 25 min · 120 flights · limited
- Saturdays80% on time · p90 35 min · 139 flights · limited
- Wednesdays78% on time · p90 20 min · 121 flights · limited
- Sundays67% on time · p90 40 min · 142 flights · limited
- Mondays67% on time · p90 45 min · 132 flights · limited
- Fridays61% on time · p90 55 min · 132 flights · limited
- Thursdays57% on time · p90 70 min · 131 flights · limited
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