Frontier Airlines
F91121Salt Lake City to Ontario
Frontier Airlines flight F91121 flies from Salt Lake City (SLC) to Ontario (ONT), 898 km. Over January 2026 to May 2026 it usually arrives about 9 minutes early: 93% of 30 flights arrived within 15 minutes of schedule and 3.3% were cancelled (US Department of Transportation data).
On-time record, last 12 months
93%
on time (within 15 min)
7%
more than 30 min late
3.3%
cancelled
-9 min
average arrival vs schedule
Every operation of F91121, January 2026 to May 2026: 30 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as F91121
- Salt Lake City (SLC) to Ontario (ONT)30 flights
Other flights from Salt Lake City to Ontario
More about Salt Lake City (SLC) and Ontario (ONT).
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