Please be aware that Osaka has multiple airports and that these results are for all airports serving the city.
The best month to arrive at Osaka is May and the most expensive month to fly is September. (Average prices, based on 1159 datapoints.)
The best day to arrive at Osaka is Saturday and it would be best to avoid Sunday, as prices are on average 142.27% higher than on Saturday. (Average prices, based on 1227 datapoints.)
The cheapest airline flying to Osaka is Thai Airasia X . They are 66% cheaper than EVA Air. (Average prices, based on 1267 datapoints.)
At Osaka the most flights depart around 12:00. (Hourly flights, based on 1549 datapoints.)
From Osaka it is on average the cheapest to fly to Tokyo and to Tokyo. (Average prices, based on 698 datapoints.)
From Osaka most of the flights depart to Tokyo, second best connected from Osaka is Chitose. (Daily flights, based on 177 datapoints.)