Skip to content
WanderNerd
Check a flight

Route Reliability

Denver → SGU

DEN–SGU · 517 miles · Denver International Airport to SGU Airport

86
Pretty Reliable
WanderNerd Reliability Score
81%
Arrive within 15 minutes
7 min
Average arrival delay
0.3%
Cancelled
1,086
Flights in the data

Data through May 2026.

United Airlines is the only airline in this data on this route, arriving on time 81% of the time across 1,086 flights. No comparison to make.

What the data says

The 12–3 PM departure wins.

DEN–SGU flights departing between 12–3 PM arrived on time 91% of the time, versus 73% between 9 PM–12 AM.

Skip Monday if you can.

DEN–SGU flights arrived on time 85% of the time on Fridays. On Mondays: 77%.

It basically never cancels.

Out of 1,086 scheduled flights, only 0.3% were cancelled.

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
  • Mon77%(155 flights)
  • Tue79%(155 flights)
  • Wed83%(150 flights)
  • Thu79%(151 flights)
  • Fri85%(153 flights)
  • Sat83%(155 flights)
  • Sun79%(159 flights)
On-time by departure window
  • 6–9 AM91%(359 flights)
  • 9 AM–12 PM77%(349 flights)
  • 12–3 PM91%(11 flights)
  • 3–6 PM89%(26 flights)
  • 9 PM–12 AM73%(333 flights)
On-time trend by month
73%
May

Jun 70% → May 73% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202570%90
July 202574%91
August 202575%91
September 202589%90
October 202583%92
November 202597%88
December 202582%90
January 202677%92
February 202683%81
March 202683%92
April 202685%89
May 202673%92

Keep nerding

Based on 1,086 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.