F91901 SLC → SAN

Frontier Airlines · Salt Lake City, UT to San Diego, CA · 128 flights observed, 2025-07-04 to 2026-05-04 · 626 mi

This flight 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
+26 min
Cancellation rate
2%

How often is F91901 on time?

Across 128 flights on SLC → SAN from 2025-07-04 to 2026-05-04, F91901 arrived within 15 minutes of schedule 87% of the time. The median arrival delay was -11 min, and the worst 10% of flights arrived +26 min or later. 2% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time10987%
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
2025-1111100%-9 min
2025-121191%-11 min
2026-011173%+10 min
2026-021283%-10 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%
Fri3291%
SatNo data—
Sun4288%

Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…