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Flight Reliability

UA 2273 · United Airlines

Denver → New Orleans (DEN–MSY)96% of its flights flew this route. The rest (MSY–IAH) are included in these numbers.

95
Nerd Approved
WanderNerd Reliability Score
88%
Arrive within 15 minutes
6 min early
Average arrival delay
0.3%
Cancelled
11 min early
Median arrival delay

Based on 381 historical flights. Data through May 2026.

What the data says

12–3 PM has a slight edge.

Departures between 12–3 PM arrived on time 94% of the time, against 88% between 9 AM–12 PM.

Skip Saturday if you can.

UA 2273 arrived on time 94% of the time on Mondays. On Saturdays: 83%.

Better than the DEN–MSY route average.

UA 2273 arrived on time 88% of the time, versus 77% across the DEN–MSY route.

Better than the United Airlines network average.

UA 2273 arrived on time 88% of the time, versus 79% across the United Airlines network.

The breakdown

On-time by weekday
  • Mon94%(53 flights)
  • Tue91%(55 flights)
  • Wed87%(55 flights)
  • Thu85%(54 flights)
  • Fri85%(54 flights)
  • Sat83%(54 flights)
  • Sun89%(55 flights)
On-time by departure window
  • 9 AM–12 PM88%(364 flights)
  • 12–3 PM94%(16 flights)
On-time trend by month
87%
May

Jun 79% → May 87% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202579%29
July 202584%31
August 202587%31
September 202593%30
October 202584%31
November 2025100%30
December 202589%47
January 202687%31
February 202689%28
March 202681%31
April 202693%30
May 202687%31
Departures on time
90%
Diverted
0%
Flights flown
380
Months covered
12

Same route, other flights

Keep nerding

Based on 381 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.