The best month to fly between Los Angeles and San Francisco is October and the most expensive month to fly is July. (Average prices, based on 256 datapoints.)
The best day to arrive at Los Angeles is Tuesday and it would be best to avoid Saturday, as prices are on average 270.15% higher than on Tuesday. (Average prices, based on 66940 datapoints.)
The best time to fly is at around 10. (Average prices, based on 282 datapoints.)