Please be aware that Tokyo has multiple airports and that these results are only for Narita International Airport.
The best month to arrive at Tokyo is November and the most expensive month to fly is December. (Average prices, based on 1536 datapoints.)
The best day to arrive at Tokyo is Wednesday and it would be best to avoid Saturday, as prices are on average 15.52% higher than on Wednesday. (Average prices, based on 1474 datapoints.)
The cheapest airline flying to Tokyo is ANA Wings. They are 44% cheaper than VietJet Air. (Average prices, based on 1634 datapoints.)
At Tokyo the most flights depart around 09:00. (Hourly flights, based on 1899 datapoints.)
From Tokyo it is on average the cheapest to fly to Fukuoka and to Seoul. (Average prices, based on 509 datapoints.)
From Tokyo most of the flights depart to Seoul, second best connected from Tokyo is Hong Kong. (Daily flights, based on 139 datapoints.)