MSY to SLC flight delays & on-time performance
Nonstop flights from Louis Armstrong New Orleans International Airport to Salt Lake City International Airport · 1,429 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at MSY or SLC right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from New Orleans (MSY) to Salt Lake City (SLC) arrived on time 91% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 0.2% were cancelled, and 4% arrived an hour or more late.
- Delta Air Lines is the only airline reporting nonstop flights on this route.
- Departures scheduled around 2pm did best (99% on time); around 1pm did worst (90%).
- Tuesday was the most reliable day to fly (95% on time) and Monday the least (85%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (50%).
Which airline is most on time from MSY to SLC?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Delta Air Lines | 91% | 0.2% | 9 min | 4.2% | 455 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 1pm90%283 flights
- 2pm99%68 flights
- 4pm100%13 flights
- 7pm90%91 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday85%0.0% cancelled
- Tuesday95%0.0% cancelled
- Wednesday94%0.0% cancelled
- Thursday92%0.0% cancelled
- Friday91%1.5% cancelled
- Saturday88%0.0% cancelled
- Sunday94%0.0% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Airline (crew, maintenance, cleaning, fueling)50%
- Late-arriving aircraft37%
- Air traffic control & airport congestion9%
- Extreme weather5%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Airline (crew, maintenance, cleaning, fueling)100%
- Extreme weather0%
- Air traffic control & airport congestion0%
- Security0%
MSY to SLC: common questions
- How often are MSY to SLC flights on time?
- 91% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from New Orleans to Salt Lake City cancelled?
- 0.2% of scheduled flights were cancelled (1 of 455).
- How long are typical delays?
- Across all flights the average arrival delay was 9 min (early arrivals count as zero). Flights that were late arrived 97 min behind schedule on average, and 4.2% of flights were an hour or more late.
- How long is taxi time at MSY?
- Flights on this route spent 13 min taxiing from the gate to takeoff on average.
Related routes
Return trip: SLC to MSY — 87% on time
More flights from New Orleans
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: MSY → SLC, nonstop flights by US airlines that report to the DOT. How we calculate this.