LAS to MSY flight delays & on-time performance
Nonstop flights from Harry Reid International Airport to Louis Armstrong New Orleans International Airport · 1,500 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at LAS or MSY right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Las Vegas (LAS) to New Orleans (MSY) arrived on time 73% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 0.5% were cancelled, and 7% arrived an hour or more late.
- Spirit Airlines was the most punctual airline here (81% on time); Southwest Airlines was the least (72%).
- Departures scheduled around 8am did best (89% on time); around 8pm did worst (53%).
- Wednesday was the most reliable day to fly (84% on time) and Thursday the least (63%).
- The largest source of delay minutes was late-arriving aircraft (48%).
Which airline is most on time from LAS to MSY?
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 |
|---|---|---|---|---|---|
| Spirit Airlines | 81% | 2.6% | 16 min | 6.8% | 76 |
| Frontier Airlines | 73% | 0.0% | 19 min | 18.2% | 22 |
| Southwest Airlines | 72% | 0.3% | 14 min | 6.5% | 739 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am100%16 flights
- 7am87%106 flights
- 8am89%198 flights
- 9am63%16 flights
- 10am70%20 flights
- 12pm36%22 flights
- 3pm58%67 flights
- 4pm58%57 flights
- 5pm76%80 flights
- 6pm65%141 flights
- 7pm60%58 flights
- 8pm53%33 flights
- 11pm92%12 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday79%0.0% cancelled
- Tuesday79%0.0% cancelled
- Wednesday84%0.0% cancelled
- Thursday63%0.0% cancelled
- Friday67%2.9% cancelled
- Saturday77%0.0% cancelled
- Sunday69%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.
- Late-arriving aircraft48%
- Airline (crew, maintenance, cleaning, fueling)35%
- Air traffic control & airport congestion15%
- Extreme weather1%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Airline (crew, maintenance, cleaning, fueling)75%
- Extreme weather25%
- Air traffic control & airport congestion0%
- Security0%
LAS to MSY: common questions
- How often are LAS to MSY flights on time?
- 73% 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 Las Vegas to New Orleans cancelled?
- 0.5% of scheduled flights were cancelled (4 of 837).
- How long are typical delays?
- Across all flights the average arrival delay was 14 min (early arrivals count as zero). Flights that were late arrived 48 min behind schedule on average, and 6.9% of flights were an hour or more late.
- How long is taxi time at LAS?
- Flights on this route spent 17 min taxiing from the gate to takeoff on average.
Related routes
Return trip: MSY to LAS — 79% on time
More flights from Las Vegas
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: LAS → MSY, nonstop flights by US airlines that report to the DOT. How we calculate this.