Your flight from Dublin to Osaka should take about 22 hrs 5 mins. We've gone through all 12 of the weekly flights to Osaka, operated by four airlines, to help you compare flight times and prices.
Or, if you're fairly flexible on dates, try to get a last minute-deal by regularly checking the Netflights website.
If you're not sure who to fly with from Dublin, you might like to know that Cathay Pacific 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.