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Route Reliability

GTF → Denver

GTF–DEN · 623 miles · GTF Airport to Denver International Airport

89
Pretty Reliable
WanderNerd Reliability Score
86%
Arrive within 15 minutes
1 min early
Average arrival delay
1.0%
Cancelled
729
Flights in the data

Data through May 2026.

United Airlines is the only airline in this data on this route, arriving on time 86% of the time across 729 flights. No comparison to make.

What the data says

Morning-you made the right choice.

GTF–DEN flights departing between 6–9 AM arrived on time 93% of the time, versus 78% between 12–3 PM.

Friday is doing you no favors.

GTF–DEN flights arrived on time 91% of the time on Sundays. On Fridays: 82%.

Flights on this route

The breakdown

On-time by weekday
  • Mon88%(104 flights)
  • Tue86%(103 flights)
  • Wed84%(102 flights)
  • Thu84%(101 flights)
  • Fri82%(104 flights)
  • Sat86%(101 flights)
  • Sun91%(105 flights)
On-time by departure window
  • 6–9 AM93%(361 flights)
  • 12–3 PM78%(359 flights)
On-time trend by month
87%
May

Jun 72% → May 87% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202572%60
July 202578%60
August 202572%61
September 202585%60
October 202585%61
November 202593%59
December 202589%62
January 202693%61
February 202693%55
March 202692%61
April 202692%60
May 202687%60

Keep nerding

Based on 729 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.