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Route Reliability

Denver → CYS

DEN–CYS · 90 miles · Denver International Airport to CYS Airport

72
Usually Fine
WanderNerd Reliability Score
76%
Arrive within 15 minutes
19 min
Average arrival delay
1.4%
Cancelled
740
Flights in the data

Data through May 2026.

United Airlines is the only airline in this data on this route, arriving on time 76% of the time across 740 flights. No comparison to make.

What the data says

12–3 PM has a slight edge.

Departures between 12–3 PM arrived on time 78% of the time, against 73% between 9 PM–12 AM.

Friday is doing you no favors.

DEN–CYS flights arrived on time 82% of the time on Tuesdays and just 63% on Fridays. That gap is worth planning around.

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
  • Mon79%(107 flights)
  • Tue82%(100 flights)
  • Wed75%(103 flights)
  • Thu73%(102 flights)
  • Fri63%(103 flights)
  • Sat79%(103 flights)
  • Sun79%(109 flights)
On-time by departure window
  • 6–9 AM—(2 flights)
  • 12–3 PM78%(369 flights)
  • 3–6 PM—(1 flights)
  • 9 PM–12 AM73%(355 flights)
On-time trend by month
77%
May

Jun 58% → May 77% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202558%59
July 202559%68
August 202564%61
September 202585%60
October 202584%61
November 202595%59
December 202581%63
January 202677%61
February 202676%54
March 202681%59
April 202673%60
May 202677%62

Keep nerding

Based on 740 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.