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Flight Reliability

UA 5743 · United Airlines

Denver → CPR (DEN–CPR)100% of its flights flew this route. The rest (RIW–CPR) are included in these numbers.

84
Pretty Reliable
WanderNerd Reliability Score
85%
Arrive within 15 minutes
1 min
Average arrival delay
1.4%
Cancelled
9 min early
Median arrival delay

Based on 361 historical flights. Data through May 2026.

What the data says

The 9 AM–12 PM departure wins.

UA 5743 departing between 9 AM–12 PM arrived on time 86% of the time, versus 77% between 6–9 AM.

Friday is doing you no favors.

UA 5743 arrived on time 96% of the time on Tuesdays and just 77% on Fridays. That gap is worth planning around.

A bit ahead of the DEN–CPR route.

UA 5743 arrived on time 85% of the time, versus 78% across the DEN–CPR route.

A bit ahead of the United Airlines network.

UA 5743 arrived on time 85% of the time, versus 79% across the United Airlines network.

The breakdown

On-time by weekday
  • Mon82%(51 flights)
  • Tue96%(51 flights)
  • Wed84%(50 flights)
  • Thu81%(52 flights)
  • Fri77%(48 flights)
  • Sat85%(48 flights)
  • Sun89%(53 flights)
On-time by departure window
  • 6–9 AM77%(30 flights)
  • 9 AM–12 PM86%(323 flights)
On-time trend by month
83%
May

Jun 87% → May 83% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202587%30
July 202583%30
August 202587%31
September 202593%30
October 202597%31
November 202582%27
December 202568%31
January 202690%29
February 202682%27
March 202693%29
April 202676%29
May 202683%29
Departures on time
86%
Diverted
0.8%
Flights flown
353
Months covered
12

Same route, other flights

Keep nerding

Based on 361 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.