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Route Reliability

RKS → Denver

RKS–DEN · 260 miles · RKS Airport to Denver International Airport

80
Pretty Reliable
WanderNerd Reliability Score
81%
Arrive within 15 minutes
22 min
Average arrival delay
0.5%
Cancelled
728
Flights in the data

Data through May 2026.

United Airlines is the only airline in this data on this route, arriving on time 81% of the time across 728 flights. No comparison to make.

What the data says

Morning flights do better here.

RKS–DEN flights departing between 3–6 AM arrived on time 88% of the time, versus 75% between 12–3 PM.

Monday is the weak spot.

RKS–DEN flights arrived on time 87% of the time on Saturdays. On Mondays: 78%.

Flights on this route

The breakdown

On-time by weekday
  • Mon78%(104 flights)
  • Tue78%(101 flights)
  • Wed82%(100 flights)
  • Thu79%(102 flights)
  • Fri81%(104 flights)
  • Sat87%(104 flights)
  • Sun85%(105 flights)
On-time by departure window
  • 3–6 AM88%(362 flights)
  • 12–3 PM75%(358 flights)
On-time trend by month
79%
May

Jun 76% → May 79% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202576%58
July 202578%59
August 202575%61
September 202585%60
October 202577%62
November 202597%59
December 202579%62
January 202682%62
February 202687%55
March 202677%61
April 202685%60
May 202679%61

Keep nerding

Based on 728 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.