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Flight Reliability

UA 5787 · United Airlines

FAT → Denver (FAT–DEN)86% of its flights flew this route. The rest (DEN–JAC) are included in these numbers.

95
Nerd Approved
WanderNerd Reliability Score
92%
Arrive within 15 minutes
4 min early
Average arrival delay
0.8%
Cancelled
12 min early
Median arrival delay

Based on 364 historical flights. Data through May 2026.

What the data says

Saturday comes out ahead.

A small edge: 94% on time on Saturdays against 90% on Thursdays.

A bit ahead of the FAT–DEN route.

UA 5787 arrived on time 92% of the time, versus 88% across the FAT–DEN route.

Better than the United Airlines network average.

UA 5787 arrived on time 92% of the time, versus 79% across the United Airlines network.

Ticking up lately.

UA 5787 arrived on time 90% 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
  • Mon90%(51 flights)
  • Tue92%(51 flights)
  • Wed92%(50 flights)
  • Thu90%(51 flights)
  • Fri92%(52 flights)
  • Sat94%(52 flights)
  • Sun91%(53 flights)
On-time by departure window
  • 6–9 AM92%(37 flights)
  • 9 AM–12 PM92%(275 flights)
  • 12–3 PM92%(48 flights)
On-time trend by month
100%
May

Jun 87% → May 100% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202587%30
July 2025100%31
August 202590%31
September 2025100%30
October 2025100%31
November 202596%26
December 202587%30
January 202681%31
February 202689%28
March 202684%31
April 202687%30
May 2026100%31
Departures on time
90%
Diverted
0.3%
Flights flown
360
Months covered
12

Same route, other flights

Keep nerding

Based on 364 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.