The best month to arrive at San Francisco is December and the most expensive month to fly is October. (Average prices, based on 276 datapoints.)
The best day to arrive at San Francisco is Wednesday and it would be best to avoid Friday, as prices are on average 51.4% higher than on Wednesday. (Average prices, based on 412 datapoints.)
The cheapest airline flying to San Francisco is WestJet. They are 90% cheaper than Cathay Pacific. (Average prices, based on 318 datapoints.)
At San Francisco the most flights depart around 13:00. (Hourly flights, based on 374 datapoints.)
From San Francisco it is on average the cheapest to fly to Hong Kong and to Singapore. (Average prices, based on 115 datapoints.)