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Route Reliability

Tucson → Salt Lake City

TUS–SLC · 600 miles · Tucson International Airport to Salt Lake City International Airport

100
Nerd Approved
WanderNerd Reliability Score
94%
Arrive within 15 minutes
10 min early
Average arrival delay
0.3%
Cancelled
1,112
Flights in the data

Data through May 2026.

Airlines on this route

  • Delta Air Lines94% on time · 1,087 flights
  • Frontier Airlines88% on time · 25 flights

Too little history on this route to call a winner. We rank airlines only after 100 flights each.

What the data says

Morning-you made the right choice.

TUS–SLC flights departing between 6–9 AM arrived on time 97% of the time, versus 90% between 3–6 PM.

Tuesday has been the better bet.

A small edge: 96% on time on Tuesdays against 92% on Sundays.

It basically never cancels.

Out of 1,112 scheduled flights, only 0.3% were cancelled.

Ticking up lately.

TUS–SLC flights arrived on time 96% of the time over the last three months in the data, compared with 91% in the three months before that.

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
  • Mon92%(158 flights)
  • Tue96%(156 flights)
  • Wed94%(154 flights)
  • Thu94%(160 flights)
  • Fri94%(156 flights)
  • Sat95%(154 flights)
  • Sun92%(169 flights)
On-time by departure window
  • 3–6 AM96%(154 flights)
  • 6–9 AM97%(210 flights)
  • 9 AM–12 PM96%(267 flights)
  • 12–3 PM94%(111 flights)
  • 3–6 PM90%(361 flights)
  • 6–9 PM—(4 flights)
On-time trend by month
97%
May

Jun 90% → May 97% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202590%90
July 202598%92
August 202598%93
September 202593%90
October 202598%91
November 202588%86
December 202591%90
January 202693%94
February 202690%92
March 202694%102
April 202696%94
May 202697%93

Keep nerding

Based on 1,112 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.