New Orleans (MSY) to Dallas (DAL): On-Time Performance
Data through July 2026
New Orleans (MSY) to Dallas (DAL) effectively runs on two schedules. In September 2025, 89% of arrivals were on time; in June 2026 that fell to 56% — a 33-point seasonal swing. Across the full period the route averages 77% on-time against a national 78%. Morning departures also hold up better than evening ones (89% vs 62%), which matters most in the rough months.
- On-time
- 77%
- arrived <15 min late
- Avg delay
- 14 min
- completed flights
- Cancelled
- 1.7%
- Flights/day
- 6.3
- last 12 months
- Duration
- 1h 31m
- scheduled
- Distance
- 437 mi
Monthly on-time trend
Best time to fly from MSY to DAL
Aim for departures around 8 a.m. (94% on-time); avoid 9 p.m. departures (52%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 75% | 17 min |
| Tuesdaybest | 87% | 10 min |
| Wednesday | 83% | 9 min |
| Thursday | 76% | 15 min |
| Friday | 74% | 16 min |
| Saturday | 80% | 13 min |
| Sunday | 68% | 19 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft55%
- Airline operations20%
- National airspace system21%
- Weather4%
Frequently asked questions
- How often are flights from MSY to DAL delayed?
- 23% of MSY–DAL flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 14 minutes.
- What is the best time of day to fly from MSY to DAL?
- Departures around 8 a.m. have the best record (94% on-time), while departures around 9 p.m. have the worst (52%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from MSY to DAL?
- The scheduled MSY–DAL flight time averages 1h 31m over 437 miles. Actual arrival times vary — flights on this route land 15+ minutes late 23% of the time.
- How often are MSY to DAL flights cancelled?
- 1.7% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, slightly above the national rate of 1.6%.
- What is the worst month to fly from MSY to DAL?
- June 2026 was the roughest month in this dataset, with only 56% of arrivals on time. The best was September 2025 at 89%. If your dates are flexible, that 33-point gap is worth planning around.
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Based on 4,723 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.