Neil Rogers picked off two crucial extra-time points and Finn’s goal steered the London champions to a Croke Park appearance on February 10.
Killimordaly led 1-4 to 1-3 at half time but were reduced to 14 in the first minute of the second half as Niall Earls got a second yellow. In the second half Killimordaly went 16 minutes without scoring before Paul Madden’s goal put them 2-5 to 1-7 ahead. Two Martin Finn frees nosed Gabriel’s back in front before Ryan forced extra-time at the other end.
Finn settled the contest in the 72nd minute when he drilled a 21m free to the net.
ST GABRIEL’S: A Ryan; F Tierney, B Costello, B Coady; E McKeigue, PJ Rowe, E Collins; N Rogers 0-2 (0-1 free), E Cooney; G Wynne, S Egan 0-1, K Walsh 0-1; L Hands 1-1, M Finn 1-7, J Grealish.
Subs: M Fitzsimons for Grealish (43), C Sexton for Hands (48), T Moroney for Tierney (56), T Lally for Wynne (58). ET – Hands for Egan (9), Grealish for Moroney (ht).
KILLIMORDALY: P Kilkenny; P Concannon, C McDonagh, A Lawless; D Concannon, K Kennedy, D Connolly; T Madden, C Daly; N Earls 0-2 frees, E Ryan 0-6 (0-1 free), P Madden 1-0; D Cooney, J McDonagh, C Earls 1-1.
Subs: A Daly 0-1 for J McDonagh (28), I Creaven 0-1 for Cooney (48), N Daly for C Earls (50). ET – F Duane, C Earls for N Daly, P Monaghan for Kennedy inj (19 mins).
Referee: T Carroll, Offaly.