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Route Reliability

Dallas–Fort Worth → Denver

DFW–DEN · 641 miles · Dallas Fort Worth International Airport to Denver International Airport

64
A Little Dicey
WanderNerd Reliability Score
70%
Arrive within 15 minutes
17 min
Average arrival delay
2.3%
Cancelled
6,016
Flights in the data

Data through May 2026.

Who flies it best

Ranked by on-time arrivals. Historical results, not predictions.

  1. 1.Frontier Airlines79%1,083 flights
  2. 2.United Airlines75%1,942 flights
  3. 3.American Airlines63%2,991 flights

What the data says

Morning-you made the right choice.

DFW–DEN flights departing between 3–6 AM arrived on time 93% of the time, versus 54% between 9 PM–12 AM.

Thursday has been the better bet.

A small edge: 72% on time on Thursdays against 67% on Sundays.

Frontier Airlines has a clear lead on this route.

Frontier Airlines arrived on time 79% of the time on this route; American Airlines managed 63%.

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
  • Mon70%(878 flights)
  • Tue71%(762 flights)
  • Wed71%(790 flights)
  • Thu72%(913 flights)
  • Fri70%(882 flights)
  • Sat69%(725 flights)
  • Sun67%(907 flights)
On-time by departure window
  • 3–6 AM93%(246 flights)
  • 6–9 AM83%(1030 flights)
  • 9 AM–12 PM77%(949 flights)
  • 12–3 PM76%(1117 flights)
  • 3–6 PM58%(823 flights)
  • 6–9 PM59%(1047 flights)
  • 9 PM–12 AM54%(645 flights)
On-time trend by month
75%
May

Jun 57% → May 75% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202557%514
July 202557%516
August 202559%499
September 202575%453
October 202573%514
November 202579%455
December 202572%477
January 202674%438
February 202675%457
March 202675%532
April 202673%481
May 202675%521

Same trip, other airports

Keep nerding

Based on 6,016 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.