Your flight from Dublin to Osaka should take about 20 hrs 50 mins. We've gone through all 86 of the weekly flights to or via Osaka, operated by eight airlines, to help you compare flight times and prices. At the moment, the cheapest flight is £809.
Or, if you're fairly flexible on dates, try to get a last minute-deal by regularly checking the Netflights website.
Osaka actually has two airports – but Osaka Kansai International Airport is normally the cheapest one to fly into. If you're not sure who to fly with from Dublin, you might like to know that Qatar Airways is the most popular airline for this route.
If you can’t quite find what you’re looking for, try checking the cost of flights to other cities in Japan.