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Flight Reliability

UA 4696 · United Airlines

Colorado Springs → Denver (COS–DEN)87% of its flights flew this route. The rest (MLI–ORD, LAX–SLC) are included in these numbers.

88
Pretty Reliable
WanderNerd Reliability Score
87%
Arrive within 15 minutes
5 min early
Average arrival delay
1.7%
Cancelled
14 min early
Median arrival delay

Based on 362 historical flights. Data through May 2026.

What the data says

Morning flights do better here.

UA 4696 departing between 6–9 AM arrived on time 88% of the time, versus 76% between 3–6 PM.

Friday is doing you no favors.

UA 4696 arrived on time 92% of the time on Tuesdays and just 77% on Fridays. That gap is worth planning around.

Better than the COS–DEN route average.

UA 4696 arrived on time 87% of the time, versus 78% across the COS–DEN route.

Better than the United Airlines network average.

UA 4696 arrived on time 87% of the time, versus 79% across the United Airlines network.

The breakdown

On-time by weekday
  • Mon90%(50 flights)
  • Tue92%(52 flights)
  • Wed81%(52 flights)
  • Thu90%(51 flights)
  • Fri77%(51 flights)
  • Sat88%(50 flights)
  • Sun88%(50 flights)
On-time by departure window
  • 3–6 AM87%(109 flights)
  • 6–9 AM88%(205 flights)
  • 9 AM–12 PM—(5 flights)
  • 3–6 PM76%(37 flights)
On-time trend by month
84%
May

Jun 90% → May 84% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202590%30
July 202583%30
August 202587%30
September 202590%30
October 202581%31
November 202572%25
December 202590%31
January 202686%29
February 202693%28
March 202687%31
April 202693%30
May 202684%31
Departures on time
89%
Diverted
0%
Flights flown
356
Months covered
12

Same route, other flights

Keep nerding

Based on 362 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.