At the moment, there are zero airlines flying to Miyazaki. Go through the results to find the right flights for you – you can adjust the filters to see find even more flights to Miyazaki.
If you want to broaden your search, look at flights departing from other airports.
The distance between London Heathrow to Miyazaki is 9634 km. You can see the various flight times in the results.
You can also search by month, which will reveal the cheapest time of the week to fly.