Please be aware that Beijing has multiple airports and that these results are for all airports serving the city.
The best month to arrive at Beijing is January and the most expensive month to fly is March. (Average prices, based on 289 datapoints.)
The best day to arrive at Beijing is Thursday and it would be best to avoid Friday, as prices are on average 170.08% higher than on Thursday. (Average prices, based on 368 datapoints.)
The cheapest airline flying to Beijing is Sichuan Airlines. They are 50% cheaper than Shenzhen Airlines. (Average prices, based on 468 datapoints.)
At Beijing the most flights depart around 08:00. (Hourly flights, based on 805 datapoints.)
From Beijing it is on average the cheapest to fly to Shanghai and to Xiamen. (Average prices, based on 168 datapoints.)
From Beijing most of the flights depart to Shanghai, second best connected from Beijing is Hong Kong. (Daily flights, based on 220 datapoints.)