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Route Reliability

Salt Lake City → SGU

SLC–SGU · 272 miles · Salt Lake City International Airport to SGU Airport

100
Nerd Approved
WanderNerd Reliability Score
93%
Arrive within 15 minutes
6 min early
Average arrival delay
0.2%
Cancelled
1,708
Flights in the data

Data through May 2026.

Delta Air Lines is the only airline in this data on this route, arriving on time 93% of the time across 1,708 flights. No comparison to make.

What the data says

Mornings have a slight edge.

Departures between 9 AM–12 PM arrived on time 95% of the time, against 90% between 3–6 PM.

Wednesday comes out ahead.

A small edge: 94% on time on Wednesdays against 91% on Thursdays.

It basically never cancels.

Out of 1,708 scheduled flights, only 0.2% 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
  • Mon93%(248 flights)
  • Tue93%(241 flights)
  • Wed94%(247 flights)
  • Thu91%(250 flights)
  • Fri94%(260 flights)
  • Sat92%(193 flights)
  • Sun92%(265 flights)
On-time by departure window
  • 6–9 AM—(1 flights)
  • 9 AM–12 PM95%(541 flights)
  • 12–3 PM93%(347 flights)
  • 3–6 PM90%(453 flights)
  • 6–9 PM92%(221 flights)
  • 9 PM–12 AM94%(141 flights)
On-time trend by month
91%
May

Jun 92% → May 91% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202592%130
July 202589%134
August 202595%132
September 202596%145
October 202591%178
November 202593%149
December 202598%119
January 202691%122
February 202690%122
March 202695%151
April 202692%159
May 202691%163

Keep nerding

Based on 1,708 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.