Roads:Clonmel to Dublin (120 miles) via the N24, N8 (through Laois) and then the M7/N7.
Cork is 60 miles via the N24 and N8. Miles to other destinations: Limerick (50); Thurles (36); Kilkenny (32); Waterford (30); Carrick-on-Suir (14). The NRA says a "wide two-lane bypass" of Clonmel and Cahir on the N24 Limerick to Waterford primary route is "planned".
Trains:no direct train to Dublin. There is a railway station offering three trains each weekday to Waterford (connecting to Rosslare Harbour) and to Limerick Junction with onward connections to Limerick, Ennis, and Cork and Dublin - www.iarnrodeireann.ie
Bus:Bus Éireann Expressway service to Dublin (via Kilkenny): first bus leaves at 6.45am, arrives Busáras 10:30am; last bus from Dublin at 8.30pm, arrives Clonmel 11.45pm. Service to Cork: first bus leaves at 8am, arrives 9.50am; last leaves Cork 6.30pm, arrives Clonmel 8.20pm. Also see www.buseireann.ie
Airport: Shannon and Cork airports are roughly equidistant at about 65 miles.