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WanderNerd

Flight Reliability

UA 5700 · United Airlines

Denver → FSD (DENFSD)97% of its flights flew this route. The rest (SAF–DEN, ORD–LEX) are included in these numbers.

76
Usually Fine
WanderNerd Reliability Score
78%
Arrive within 15 minutes
8 min
Average arrival delay
2.2%
Cancelled
9 min early
Median arrival delay

Based on 372 historical flights. Data through May 2026.

What the data says

9 PM–12 AM has a slight edge.

Departures between 9 PM–12 AM arrived on time 82% of the time, against 75% between 6–9 PM.

Friday is doing you no favors.

UA 5700 arrived on time 83% of the time on Mondays. On Fridays: 71%.

A bit behind the DEN–FSD route.

UA 5700 arrived on time 78% of the time, versus 81% across the DEN–FSD route.

Slipping a little lately.

UA 5700 arrived on time 81% of the time over the last three months in the data, compared with 86% in the three months before that.

The breakdown

On-time by weekday
  • Mon83%(52 flights)
  • Tue76%(50 flights)
  • Wed80%(51 flights)
  • Thu77%(52 flights)
  • Fri71%(52 flights)
  • Sat81%(53 flights)
  • Sun79%(53 flights)
On-time by departure window
  • 6–9 PM75%(189 flights)
  • 9 PM–12 AM82%(174 flights)
On-time trend by month
68%
May

Jun 66% → May 68% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202566%29
July 202557%28
August 202548%31
September 202587%30
October 202597%31
November 202590%29
December 202585%27
January 202687%30
February 202685%27
March 202687%30
April 202687%30
May 202668%41
Departures on time
78%
Diverted
0.3%
Flights flown
363
Months covered
12

Based on 372 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.