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.
Galway To Host Westmeath On Sunday June 14th
Second Round Draw Made For FAI Cup
Cian Reddy Keeps Up Unbeaten Professional Record
Westmeath Ladies Get Opening Win In All-Ireland Intermediate Championship
Athlone Town Knocked Out Of All-Island Cup
Limerick See Off Offaly In Senior Camogie Championship
Athlone Town Suffer Defeat Away To UCD In First Division
We Haven't Had Too Many Great Days In Cusack Park - Kevin O'Sullivan
Westmeath Take Down Cavan To Set Up Clash With Galway
Ella Cantwell Wins West Of Ireland Women's Amateur Open Championship
Volunteers Encourage People Across Westmeath To Hang Up County Flags
Athlone Town Aiming For First League Win
Offaly Camogie Manager Preparing For 'Massive Battle' Against Limerick
Athlone Town Announce Lily Agg As New Manager
FTD Brothers To Complete 32-Marathon Challenge Today
Offaly Ladies Footballers Begin All-Ireland Series In Antrim
Athlone Town Travel To Treaty United In All-Island Cup
Westmeath Aiming To Secure Opening Win In All Ireland Series
Westmeath Need To Regroup And Make Improvements For Next Season - Gerry Buckley