Frontier Airlines SAN to SLC on-time performance
Frontier Airlines nonstop flights from San Diego to Salt Lake City · Aug 2025 – Jul 2026
On-time arrivals
83%
arrived < 15 min late
Cancelled
0.8%
1 flights
Avg arrival delay
17 min
91 min when late
Rank on route
#2 of 4
route average 84% on time
Key facts
- Frontier Airlines flights on SAN to SLC arrived on time 83% of the time in Aug 2025 – Jul 2026.
- 0.8% were cancelled, and 7% arrived an hour or more late.
- That ranks #2 of 4 airlines on this route, which averaged 84% on time overall.
- The largest source of delay minutes was late-arriving aircraft (63%).
On-time trend by month
Why this airline's flights were late
- Late-arriving aircraft63%
- Airline (crew, maintenance, cleaning, fueling)29%
- Air traffic control & airport congestion7%
- Extreme weather1%
- Security0%
Other airlines on SAN to SLC
- Delta Air Lines89% on time · 9 min avg delay
- SkyWest Airlines79% on time · 14 min avg delay
- Southwest Airlines76% on time · 12 min avg delay
Full SAN to SLC comparison →
Frontier Airlines on-time record across all routes →
121 Frontier Airlines flights tracked on this route; 1 cancelled, 0 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.