The new service will be five minutes quicker than normal.
Irish Rail is to implement a new timetable this weekend which will see the quickest ever train service from Dublin to Cork.
The 06:15am service from Cork City to Heuston will take 2 hours and 14 minutes, which is five minutes quicker than normal.
It's part of the winter plan from Iarnrod Eireann which also includes extra services for Carlow, Westport and Portlaoise starting this Sunday.
Barry Kenny from Irish Rail says they are delivering on what customers have been crying out for:
Two Offaly Women Selected For National Nature Restoration Portrait Series
Westmeath Town Band Opens Recruitment To New Members
Laois Disability Centre Fails HIQA Inspection In Four Regulation Areas
Offaly Community Group Aims To Support Young People’s Physical And Mental Health
New Brian Cowen Biography To Be Launched In Offaly Tonight
Midlands Homelessness Figures Record Slight Monthly Increase
Credit Union Lending Surges As Mortgage Growth Continues Amid Merger Wave
37% Of People Aged 25 To 64 In The Midlands Leave School Without Third-Level Education