Frontier Airlines SLC to PHX on-time performance
Frontier Airlines nonstop flights from Salt Lake City to Phoenix · Aug 2025 – Jul 2026
On-time arrivals
83%
arrived < 15 min late
Cancelled
1.4%
10 flights
Avg arrival delay
16 min
88 min when late
Rank on route
#5 of 6
route average 84% on time
Key facts
- Frontier Airlines flights on SLC to PHX arrived on time 83% of the time in Aug 2025 – Jul 2026.
- 1.4% were cancelled, and 7% arrived an hour or more late.
- That ranks #5 of 6 airlines on this route, which averaged 84% on time overall.
- The largest source of delay minutes was late-arriving aircraft (76%).
On-time trend by month
Why this airline's flights were late
- Late-arriving aircraft76%
- Air traffic control & airport congestion14%
- Airline (crew, maintenance, cleaning, fueling)10%
- Extreme weather0%
- Security0%
Other airlines on SLC to PHX
- Southwest Airlines79% on time · 12 min avg delay
- Delta Air Lines88% on time · 8 min avg delay
- SkyWest Airlines86% on time · 18 min avg delay
- American Airlines85% on time · 11 min avg delay
- Envoy Air86% on time · 6 min avg delay
Full SLC to PHX comparison →
Frontier Airlines on-time record across all routes →
697 Frontier Airlines flights tracked on this route; 10 cancelled, 3 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.