The best month to fly with Flight NH855 is September and the most expensive month to fly is April. (Average prices, based on 358 datapoints.)
The best day to arrive at Tokyo is Thursday and it would be best to avoid Monday, as prices are on average 118.48% higher than on Thursday. (Average prices, based on 5968267 datapoints.)
This graph shows the distribution of prices found in the past years for this flight. (Average prices, based on 301 datapoints.)