Deal found on August 22, 2026
Los Angeles to San Francisco
$38$17678% off
Round trip
Frontier is flying LAX to San Francisco nonstop for just $38, about 66% under the usual $111 fare on this route. Fares this low tend to disappear within a day or two, so if a Bay Area trip fits your fall calendar, this is the moment to lock in dates.
Travel dates
Dates in September
e.g. Sep 14 – Sep 23 · 9 nights
Date options
7 at this price
Lowest we've seen
$38
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