From Colwyn Bay train to Holyhead, Car ferry to Dun Laoghaire Train Station, line 15 train to Westland Row, Pearse Station, bus to Heuston Train Station, then line 4 train to Kilkenny. 6hrs 41min £84. From Colwyn Bay, Hesketh Road (Eirias Park Arena) bus to Llandudno Junction, Broad Street (Malgwyn Primary School), line 5 bus to Bangor, Bus Station (Bangor Bus Station), bus to Holyhead, Car ferry to Crofton Road, Dun Laoghaire, bus to Dublin, then line 7 bus to Kilkenny. 9hrs 50min £60. From Colwyn Bay drive to Holyhead, Car ferry to Dún Laoghaire, then drive to Kilkenny. 4hrs 20min £64. From Colwyn Bay train to Chester, train to Liverpool, Lime Street (Copperas Hill), bus to Liverpool airport, fly to Dublin airport, bus to Heuston Train Station, then line 4 train to Kilkenny. 6hrs 54min £76.