Historical on-time performance
Houston to New Orleans
303 miData through May 2026Source: US DOT · BTS
Flights on HOU–MSY arrive on time 83% of the time over the last 12 months.
On-time rate83%arrived within 15 min
p90 delay25 min1 in 10 flights is worse (tail risk)
Cancelled0.3%of scheduled flights
based on 2,265 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 timep9025 minCancel0.3%Flights2,265
Why flights run late
Delay causes
- Airline34%
- Weather5%
- Air traffic (NAS)7%
- Late aircraft54%
- Security1%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline33%
- Weather33%
- Air traffic (NAS)33%
- Security0%
Most cancellations here are attributed to Airline. Shares are among 6 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 HOU → 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 — 94% on time.
- Mornings94% on time · p90 on time · 1,973 flights
- Middays84% on time · p90 25 min · 1,333 flights
- Evenings78% on time · p90 35 min · 1,091 flights
- Overnights75% on time · p90 40 min · 1,300 flights
- Afternoons74% on time · p90 40 min · 1,143 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 80% to 86% on time.
- Tuesdays86% on time · p90 20 min · 965 flights
- Wednesdays85% on time · p90 20 min · 965 flights
- Saturdays85% on time · p90 20 min · 802 flights
- Mondays82% on time · p90 30 min · 1,020 flights
- Sundays81% on time · p90 30 min · 1,038 flights
- Thursdays80% on time · p90 30 min · 1,021 flights
- Fridays80% on time · p90 35 min · 1,029 flights
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