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Flight Reliability

UA 5782 · United Airlines

Denver → Aspen (DEN–ASE)94% of its flights flew this route. The rest (ORD–RIC) are included in these numbers.

73
Usually Fine
WanderNerd Reliability Score
80%
Arrive within 15 minutes
5 min
Average arrival delay
2.9%
Cancelled
7 min early
Median arrival delay

Based on 350 historical flights. Data through May 2026.

What the data says

The 6–9 AM departure wins.

UA 5782 departing between 6–9 AM arrived on time 90% of the time, versus 78% between 9 AM–12 PM.

Skip Monday if you can.

UA 5782 arrived on time 86% of the time on Thursdays. On Mondays: 73%.

A bit ahead of the DEN–ASE route.

UA 5782 arrived on time 80% of the time, versus 75% across the DEN–ASE route.

Trending in the right direction.

UA 5782 arrived on time 86% of the time over the last three months in the data, compared with 75% in the three months before that.

The breakdown

On-time by weekday
  • Mon73%(51 flights)
  • Tue85%(47 flights)
  • Wed84%(49 flights)
  • Thu86%(49 flights)
  • Fri74%(46 flights)
  • Sat85%(46 flights)
  • Sun76%(49 flights)
On-time by departure window
  • 6–9 AM90%(67 flights)
  • 9 AM–12 PM78%(270 flights)
On-time trend by month
68%
May

Jun 62% → May 68% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202562%26
July 202580%30
August 202573%30
September 202587%30
October 202590%30
November 202589%28
December 202560%30
January 202680%30
February 202685%27
March 202693%30
April 202695%21
May 202668%25
Departures on time
82%
Diverted
0.9%
Flights flown
337
Months covered
12

Same route, other flights

Keep nerding

Based on 350 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.