Go-Ahead Ireland · 8 September – 1 November 2026
S4 · How it runs
- On time: 49% (between 1 min early and 5 late)
- Typically: +1.8 min; 1 in 10: +9.2 min or later
- Never came: 120 of 10055 trips; 325 cancelled
- Trips that skipped a stop: 373
Directions
- UCD to Liffey Valley SC
- Liffey Valley SC to UCD