The best month to arrive at San Francisco is March and the most expensive month to fly is October. (Average prices, based on 325 datapoints.)
The best day to arrive at San Francisco is Tuesday and it would be best to avoid Friday, as prices are on average 45.84% higher than on Tuesday. (Average prices, based on 387 datapoints.)
The cheapest airline flying to San Francisco is Alaska Airlines. They are 96% cheaper than KLM. (Average prices, based on 359 datapoints.)
At San Francisco the most flights depart around 07:00. (Hourly flights, based on 372 datapoints.)