Faithful to meet Longford in decider on Saturday.
Offaly will face Longford in the O'Byrne Cup final on Saturday next after the Faithful County beat Westmeath by 16 points to 11 at Bord na Mona O'Connor Park in Tullamore on Saturday.
A strong second half saw John Maughan's men pull away from the Lake County.
Elsewhere Galway and Roscommon will contest the Connacht FBD league final next Saturday at Dr Hyde Park
In new manager Pádraic Joyce's first game in charge the Tribesmen beat Mayo 3-2 on penalties in Castlebar after playing out a 1-17 draw.
Roscommon then stormed into the decider - beating Leitrim 7-16 to 7 points in the other last-four tie.
In Ulster, reigning champions Tyrone beat Down 2-16 to 1-10 in the semi-finals of the Dr McKenna Cup and they'll face Monaghan in the final.
In hurling's Walsh Cup semi-finals - Galway beat Dublin 19 points to 18 in Parnell Park in new manager Shane O'Neill's first game in charge of the Westerners.
Portlaoise Panthers Back In Super League Action This Weekend
Camross Name Tomas Burke As New Hurling Manager
Midlands Stars Set For European Cross Country Championships
Laois U20 Hurler And Footballer Of The Year Revealed
Camross Has Nothing To Lose This Weekend - Arien Delaney
Robbie Henshaw Named To Start For Leinster's Champions Cup Clash
Leinster Glory The Target For Tubberclair This Weekend
Portlaoise Panthers Aiming To End Losing Streak
Camross Getting Set For All Ireland Final
Westmeath Boxers Set To Compete At U17 European Championships
Portlaoise Panthers U20s Seal Semi-Final Place In National Cup
Midlands Beko Club Champions Recognised At Croke Park
CCFL: Four Teams Progress In Combined Counties Shield
Offaly Olympian Reveals Arsenal Dream
Buccaneers Claim First Home Win In Over Two Years
Pat Roe Steps Down As Portarlington Manager
St Michael's And Wheery To Meet In Offaly U20 Football Final
Athlone Town Confirm Two New Signings Ahead Of 2026 Season
Kelly Brady Named Personality of the Year
Former Irish Soccer Legend Backs Offaly Community After Arson Attack