Kildare also got the best of Meath to set up a repeat of last year's final.
Offaly were well beaten in yesterday's Electric Ireland Leinster Minor Football Semi-Final.
Two goals apiece from Harry Curley and Paddy Curry saw defending champions Dublin thrash The Faithful County 6-15 to 1-8 in Tullamore.
Four Joey Cunningham points helped Kildare edge out Meath 13-points to 12 at Hawkfield.
Dublin and Kildare will meet in the final for the second year running.