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Route Reliability

COD → Denver

COD–DEN · 391 miles · COD Airport to Denver International Airport

66
Usually Fine
WanderNerd Reliability Score
72%
Arrive within 15 minutes
19 min
Average arrival delay
1.5%
Cancelled
931
Flights in the data

Data through May 2026.

United Airlines is the only airline in this data on this route, arriving on time 72% of the time across 931 flights. No comparison to make.

What the data says

Morning flights do better here.

COD–DEN flights departing between 3–6 AM arrived on time 84% of the time, versus 33% between 3–6 PM.

Thursday is the weak spot.

COD–DEN flights arrived on time 79% of the time on Saturdays. On Thursdays: 68%.

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
  • Mon72%(129 flights)
  • Tue70%(129 flights)
  • Wed73%(130 flights)
  • Thu68%(125 flights)
  • Fri71%(129 flights)
  • Sat79%(135 flights)
  • Sun73%(131 flights)
On-time by departure window
  • 3–6 AM84%(67 flights)
  • 6–9 AM76%(294 flights)
  • 9 AM–12 PM75%(76 flights)
  • 12–3 PM76%(354 flights)
  • 3–6 PM33%(33 flights)
  • 6–9 PM48%(84 flights)
On-time trend by month
69%
May

Jun 63% → May 69% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202563%93
July 202572%117
August 202566%119
September 202564%87
October 202576%62
November 202581%59
December 202575%61
January 202680%61
February 202676%55
March 202680%59
April 202677%60
May 202669%75

Keep nerding

Based on 931 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.