New Orleans (MSY) to Salt Lake City (SLC): On-Time Performance
Data through May 2026
When you fly MSY to SLC matters as much as anything else about the booking: the route swung from 100% on-time in November 2024 to just 80% in December 2024. Across the full period the route averages 91% on-time against a national 78%.
- On-time
- 91%
- arrived <15 min late
- Avg delay
- 6 min
- completed flights
- Cancelled
- 0.7%
- Flights/day
- 1.3
- last 12 months
- Duration
- 3h 44m
- scheduled
- Distance
- 1,429 mi
Monthly on-time trend
Best time to fly from MSY to SLC
Aim for departures around 2 p.m. (97% on-time); avoid 7 p.m. departures (88%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 88% | 5 min |
| Tuesday | 91% | 5 min |
| Wednesdaybest | 93% | 5 min |
| Thursday | 87% | 7 min |
| Friday | 93% | 6 min |
| Saturday | 91% | 6 min |
| Sunday | 92% | 7 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft58%
- Airline operations26%
- National airspace system14%
- Weather2%
Frequently asked questions
- How often are flights from MSY to SLC delayed?
- 9% of MSY–SLC flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 6 minutes.
- What is the best time of day to fly from MSY to SLC?
- Departures around 2 p.m. have the best record (97% on-time), while departures around 7 p.m. have the worst (88%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from MSY to SLC?
- The scheduled MSY–SLC flight time averages 3h 44m over 1,429 miles. Actual arrival times vary — flights on this route land 15+ minutes late 9% of the time.
- How often are MSY to SLC flights cancelled?
- 0.7% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What is the worst month to fly from MSY to SLC?
- December 2024 was the roughest month in this dataset, with only 80% of arrivals on time. The best was November 2024 at 100%. If your dates are flexible, that 21-point gap is worth planning around.
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Based on 918 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.