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Route Reliability

Denver → GTF

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

85
Pretty Reliable
WanderNerd Reliability Score
79%
Arrive within 15 minutes
9 min
Average arrival delay
0.5%
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 79% of the time across 729 flights. No comparison to make.

What the data says

Morning-you made the right choice.

DEN–GTF flights departing between 9 AM–12 PM arrived on time 85% of the time, versus 72% between 6–9 PM.

Skip Wednesday if you can.

DEN–GTF flights arrived on time 84% of the time on Sundays. On Wednesdays: 71%.

Recent months have been rougher.

DEN–GTF flights arrived on time 78% of the time over the last three months in the data, compared with 85% 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
  • Mon84%(104 flights)
  • Tue80%(103 flights)
  • Wed71%(103 flights)
  • Thu80%(103 flights)
  • Fri75%(104 flights)
  • Sat78%(102 flights)
  • Sun84%(106 flights)
On-time by departure window
  • 9 AM–12 PM85%(363 flights)
  • 6–9 PM72%(362 flights)
On-time trend by month
68%
May

Jun 62% → May 68% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202562%60
July 202558%62
August 202574%61
September 202583%60
October 202586%62
November 202595%59
December 202586%62
January 202687%61
February 202684%55
March 202675%61
April 202690%60
May 202668%62

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.