Historical on-time performance
New Orleans to Dallas
436 miData through May 2026Source: US DOT · BTS
Flights on MSY–DAL arrive on time 77% of the time over the last 12 months.
On-time rate77%arrived within 15 min
p90 delay40 min1 in 10 flights is worse (tail risk)
Cancelled1.2%of scheduled flights
based on 2,291 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time77%Medianon timep9040 minCancel1.2%Flights2,291
Why flights run late
Delay causes
- Airline20%
- Weather4%
- Air traffic (NAS)23%
- Late aircraft53%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline14%
- Weather82%
- Air traffic (NAS)4%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 28 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 MSY → DAL
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 — 91% on time.
- Mornings91% on time · p90 5 min · 2,355 flights
- Middays80% on time · p90 25 min · 1,533 flights
- Afternoons67% on time · p90 55 min · 1,087 flights
- Evenings64% on time · p90 65 min · 1,252 flights
- Overnights59% on time · p90 90 min · 746 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 69% to 83% on time.
- Tuesdays83% on time · p90 25 min · 941 flights
- Wednesdays81% on time · p90 35 min · 939 flights
- Saturdays79% on time · p90 35 min · 822 flights
- Thursdays75% on time · p90 45 min · 1,038 flights
- Fridays75% on time · p90 40 min · 1,051 flights
- Mondays74% on time · p90 50 min · 1,039 flights
- Sundays69% on time · p90 50 min · 1,143 flights
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