SLC → SAN Frontier Airlines

Frontier Airlines · Salt Lake City, UT to San Diego, CA · 133 flights, 2025-07-04 to 2026-05-04 · aggregated across 2 flight numbers

This route runs much more reliably at some times of day than others — 100% on-time departing 6–9am vs. 63% departing 9pm–12am.
On-time arrival
87%
Median delay
-11 min
90th percentile
+24 min
Cancellation rate
2%

How on-time is Frontier Airlines from SLC to SAN?

Across every Frontier Airlines flight number on SLC → SAN (133 flights, 2025-07-04 to 2026-05-04), 87% arrived within 15 minutes of schedule. Median arrival delay -11 min; the worst 10% ran +24 min or later. 2% were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time11387%
16-30 min65%
31-60 min54%
61-120 min54%
2+ hrs11%

Performance by month

MonthFlightsOn-timeAvg delay
2025-071292%-9 min
2025-0814100%-5 min
2025-0913100%-15 min
2025-101392%-7 min
2025-1112100%-10 min
2025-121191%-11 min
2026-011377%+6 min
2026-021385%-9 min
2026-03967%+8 min
2026-041771%+15 min
2026-05367%+5 min

Performance by day of week

DayFlightsOn-time
Mon3388%
Tue250%
WedNo data—
Thu1776%
Fri3391%
Sat3100%
Sun4288%

F9 flight numbers on SLC → SAN

Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…