Skip to content
WanderNerd

Route Reliability

Denver → New Orleans

DENMSY · 1,062 miles · Denver International Airport to Louis Armstrong New Orleans International Airport

83
Pretty Reliable
WanderNerd Reliability Score
77%
Arrive within 15 minutes
6 min
Average arrival delay
0.4%
Cancelled
2,264
Flights in the data

Data through May 2026.

Who flies it best

Ranked by on-time arrivals. Historical results, not predictions.

  1. 1.United Airlines85%1,017 flights
  2. 2.Frontier Airlines80%188 flights
  3. 3.Southwest Airlines69%1,059 flights

What the data says

Morning-you made the right choice.

DEN–MSY flights departing between 6–9 AM arrived on time 92% of the time, versus 60% between 6–9 PM.

Friday is doing you no favors.

DEN–MSY flights arrived on time 81% of the time on Mondays. On Fridays: 73%.

United Airlines has a clear lead on this route.

United Airlines arrived on time 85% of the time on this route; Southwest Airlines managed 69%.

Recent months have been rougher.

DEN–MSY flights arrived on time 77% of the time over the last three months in the data, compared with 84% in the three months before that.

Best historical flights

Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.

Top flights by on-time rate

More flights on this route

The breakdown

On-time by weekday
  • Mon81%(359 flights)
  • Tue78%(255 flights)
  • Wed78%(284 flights)
  • Thu75%(375 flights)
  • Fri73%(368 flights)
  • Sat75%(231 flights)
  • Sun78%(380 flights)
On-time by departure window
  • 6–9 AM92%(278 flights)
  • 9 AM–12 PM84%(617 flights)
  • 12–3 PM77%(482 flights)
  • 3–6 PM71%(474 flights)
  • 6–9 PM60%(378 flights)
  • 9 PM–12 AM74%(23 flights)
On-time trend by month
71%
May

Jun 54% → May 71% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202554%156
July 202555%159
August 202574%147
September 202582%155
October 202577%225
November 202590%196
December 202580%190
January 202686%173
February 202686%206
March 202674%226
April 202686%214
May 202671%205

Based on 2,264 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.