MSY to DEN flight delays & on-time performance
Nonstop flights from Louis Armstrong New Orleans International Airport to Denver International Airport · 1,062 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at MSY or DEN 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 Denver (DEN) arrived on time 80% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 0.4% were cancelled, and 6% arrived an hour or more late.
- United Airlines was the most punctual airline here (88% on time); Southwest Airlines was the least (74%).
- Departures scheduled around 7am did best (95% on time); around 5pm did worst (59%).
- Wednesday was the most reliable day to fly (85% on time) and Thursday the least (76%).
- The largest source of delay minutes was late-arriving aircraft (38%).
Which airline is most on time from MSY to DEN?
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 |
|---|---|---|---|---|---|
| United Airlines | 88% | 0.1% | 8 min | 4.6% | 1,015 |
| Frontier Airlines | 76% | 2.5% | 23 min | 8.1% | 203 |
| Southwest Airlines | 74% | 0.3% | 15 min | 6.5% | 1,059 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 5am93%302 flights
- 6am91%33 flights
- 7am95%112 flights
- 8am90%313 flights
- 10am86%269 flights
- 11am88%43 flights
- 1pm47%55 flights
- 2pm85%311 flights
- 3pm71%126 flights
- 4pm71%78 flights
- 5pm59%158 flights
- 6pm69%314 flights
- 7pm62%97 flights
- 9pm80%48 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday80%0.5% cancelled
- Tuesday84%0.0% cancelled
- Wednesday85%0.4% cancelled
- Thursday76%0.3% cancelled
- Friday80%1.0% cancelled
- Saturday78%0.0% cancelled
- Sunday79%0.3% 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 aircraft38%
- Air traffic control & airport congestion30%
- Airline (crew, maintenance, cleaning, fueling)26%
- Extreme weather5%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Airline (crew, maintenance, cleaning, fueling)78%
- Extreme weather11%
- Air traffic control & airport congestion11%
- Security0%
MSY to DEN: common questions
- How often are MSY to DEN flights on time?
- 80% 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 Denver cancelled?
- 0.4% of scheduled flights were cancelled (9 of 2,277).
- How long are typical delays?
- Across all flights the average arrival delay was 13 min (early arrivals count as zero). Flights that were late arrived 58 min behind schedule on average, and 5.8% 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: DEN to MSY — 78% 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 → DEN, nonstop flights by US airlines that report to the DOT. How we calculate this.