Frontier Airlines DEN to PHX on-time performance
Frontier Airlines nonstop flights from Denver to Phoenix · Aug 2025 – Jul 2026
On-time arrivals
78%
arrived < 15 min late
Cancelled
0.6%
9 flights
Avg arrival delay
16 min
68 min when late
Rank on route
#3 of 6
route average 76% on time
Key facts
- Frontier Airlines flights on DEN to PHX arrived on time 78% of the time in Aug 2025 – Jul 2026.
- 0.6% were cancelled, and 7% arrived an hour or more late.
- That ranks #3 of 6 airlines on this route, which averaged 76% on time overall.
- The largest source of delay minutes was late-arriving aircraft (39%).
On-time trend by month
Why this airline's flights were late
- Late-arriving aircraft39%
- Airline (crew, maintenance, cleaning, fueling)34%
- Air traffic control & airport congestion25%
- Extreme weather2%
- Security0%
Other airlines on DEN to PHX
- Southwest Airlines72% on time · 17 min avg delay
- United Airlines81% on time · 12 min avg delay
- American Airlines76% on time · 30 min avg delay
- Envoy Air75% on time · 26 min avg delay
- SkyWest Airlines78% on time · 6 min avg delay
Full DEN to PHX comparison →
Frontier Airlines on-time record across all routes →
1,469 Frontier Airlines flights tracked on this route; 9 cancelled, 2 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.