Kammala wannan jumla: O'Reilly ta fara bugawa Ireland wasa a shekarar 2012. A cikin wannan shekarar, ta kasance cikin ƙungiyar mata ta Ireland da ta rasa haɗuwa kuma ta yi sa'o'i 17 a cikin jirgin ƙasa na dare daga Paris zuwa Pau don wasan Gasar Mata ta Six Nations Championship da tawagar mata ta Rugby ta Faransa, ta isa kawai jim kaɗan kafin wasan. A cikin 2017, an zaɓe ta a matsayin wani ɓangare na ƙungiyar Ireland don
Gasar Rugby ta Mata ta Duniya ta 2017 da aka shirya a Ireland. A lokacin gasar, Ireland ta kasa kaiwa wasan kusa da na karshe kuma an tilasta wa O'Reilly barin kungiyar saboda rauni. Kafin wasan Ireland na bakwai, ta rubuta wata kasida da aka buga a cikin "The Irish Times" tana sukar kungiyar kwallon kafa ta Irish Rugby saboda rashin goyon bayan kwallon kafa na mata da kuma manajan Ireland Tom Tierney saboda "rasa dakin gyaran tufafi". Bayan rashin nasarar Ireland a wasan karshe a Belfast, Arewacin Ireland; ɗan wasan Lindsay Peat ya kare O'Reilly don rubuta labarin bayan zargi cewa labarin O'Reilly ne ya haifar da asarar Ireland. O'Reilly ya yi ritaya daga wasan rugby bayan haka.