OnTimeRoutes
C

United Airlines DFW to DEN on-time performance

United Airlines nonstop flights from Dallas/Fort Worth to Denver · Aug 2025 – Jul 2026

On-time arrivals
77%
arrived < 15 min late
Cancelled
1.2%
22 flights
Avg arrival delay
19 min
80 min when late
Rank on route
#3 of 5
route average 70% on time

Key facts

  • United Airlines flights on DFW to DEN arrived on time 77% of the time in Aug 2025 – Jul 2026.
  • 1.2% were cancelled, and 9% arrived an hour or more late.
  • That ranks #3 of 5 airlines on this route, which averaged 70% on time overall.
  • The largest source of delay minutes was late-arriving aircraft (44%).

On-time trend by month

50%75%100%July 2025: 64.7% on time, 1.0% cancelledJul ’25August 2025: 69.0% on time, 2.2% cancelledAug ’25September 2025: 71.0% on time, 0.6% cancelledSep ’25October 2025: 80.0% on time, 0.6% cancelledOct ’25November 2025: 79.7% on time, 2.5% cancelledNov ’25December 2025: 79.7% on time, 0.0% cancelledDec ’25January 2026: 78.9% on time, 5.0% cancelledJan ’26February 2026: 81.1% on time, 0.0% cancelledFeb ’26March 2026: 78.9% on time, 1.8% cancelledMar ’26April 2026: 79.1% on time, 0.0% cancelledApr ’26May 2026: 78.8% on time, 0.7% cancelledMay ’26June 2026: 73.3% on time, 0.0% cancelledJun ’26July 2026: 79.8% on time, 0.6% cancelledJul ’26
On-time arrival rate by month. Hover a bar for exact figures.

Why this airline's flights were late

  • Late-arriving aircraft44%
  • Air traffic control & airport congestion32%
  • Airline (crew, maintenance, cleaning, fueling)21%
  • Extreme weather2%
  • Security0%

Other airlines on DFW to DEN

Full DFW to DEN comparison →
United Airlines on-time record across all routes →

1,884 United Airlines flights tracked on this route; 22 cancelled, 8 diverted.

Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. How we calculate this.