OnTimeRoutes
C

Frontier Airlines DEN to DFW on-time performance

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

On-time arrivals
76%
arrived < 15 min late
Cancelled
0.8%
9 flights
Avg arrival delay
18 min
73 min when late
Rank on route
#3 of 5
route average 76% on time

Key facts

  • Frontier Airlines flights on DEN to DFW arrived on time 76% of the time in Aug 2025 – Jul 2026.
  • 0.8% were cancelled, and 8% arrived an hour or more late.
  • That ranks #3 of 5 airlines on this route, which averaged 76% on time overall.
  • The largest source of delay minutes was late-arriving aircraft (54%).

On-time trend by month

50%75%100%July 2025: 64.3% on time, 1.4% cancelledJul ’25August 2025: 75.7% on time, 0.0% cancelledAug ’25September 2025: 75.3% on time, 0.0% cancelledSep ’25October 2025: 79.4% on time, 0.0% cancelledOct ’25November 2025: 83.5% on time, 2.2% cancelledNov ’25December 2025: 75.3% on time, 0.0% cancelledDec ’25January 2026: 74.2% on time, 5.3% cancelledJan ’26February 2026: 77.0% on time, 0.0% cancelledFeb ’26March 2026: 74.8% on time, 0.0% cancelledMar ’26April 2026: 78.4% on time, 0.0% cancelledApr ’26May 2026: 78.0% on time, 0.0% cancelledMay ’26June 2026: 65.2% on time, 0.9% cancelledJun ’26July 2026: 74.5% on time, 0.9% cancelledJul ’26
On-time arrival rate by month. Hover a bar for exact figures.

Why this airline's flights were late

  • Late-arriving aircraft54%
  • Air traffic control & airport congestion24%
  • Airline (crew, maintenance, cleaning, fueling)20%
  • Extreme weather2%
  • Security0%

Other airlines on DEN to DFW

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

1,165 Frontier Airlines flights tracked on this route; 9 cancelled, 4 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.