If you want a cheap flight from Aberdeen to Osaka, you've got five airlines to choose from. You can use the search box to filter your preferences, but we've found that the cheapest day to fly is 04 / May / 2020.
Osaka Kansai International Airport is just one of the airports in Osaka. If you're not set on a specific airport, try changing your search from Osaka Kansai International Airport to Osaka to see a broader range of flights – they might be cheaper. It usually takes about 19 hrs 55 mins to fly 9080 km to Osaka Kansai International Airport.
If you're planning on going to Osaka during this time, you could take a look at other airport options. Or you could try to get a last-minute bargain.