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Route Reliability

GTF → Salt Lake City

GTF–SLC · 463 miles · GTF Airport to Salt Lake City International Airport

98
Nerd Approved
WanderNerd Reliability Score
93%
Arrive within 15 minutes
7 min early
Average arrival delay
0.7%
Cancelled
1,071
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 1,071 flights. No comparison to make.

What the data says

Morning flights do better here.

GTF–SLC flights departing between 3–6 AM arrived on time 96% of the time, versus 89% between 6–9 PM.

Monday is the weak spot.

GTF–SLC flights arrived on time 97% of the time on Tuesdays. On Mondays: 90%.

Slipping a little lately.

GTF–SLC flights arrived on time 89% of the time over the last three months in the data, compared with 93% 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
  • Mon90%(155 flights)
  • Tue97%(156 flights)
  • Wed95%(152 flights)
  • Thu93%(151 flights)
  • Fri92%(153 flights)
  • Sat92%(142 flights)
  • Sun91%(154 flights)
On-time by departure window
  • 3–6 AM96%(364 flights)
  • 9 AM–12 PM95%(102 flights)
  • 12–3 PM93%(257 flights)
  • 6–9 PM89%(340 flights)
On-time trend by month
91%
May

Jun 99% → May 91% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202599%90
July 202595%92
August 202592%91
September 202597%90
October 202596%92
November 202592%83
December 202592%89
January 202694%86
February 202692%78
March 202682%89
April 202692%90
May 202691%93

Keep nerding

Based on 1,071 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.