S4 Liffey Valley SC ↔ UCD Belfield
Operated by Go-Ahead Ireland. First bus 05:30, last bus 23:20. 214 journeys on weekdays.
💷 Fares on the S4 are set under the National Transport Authority's fare structure. Paying with a TFI Leap Card is significantly cheaper than cash, with daily and weekly caps on most city services. Who travels free →
Timetable
Times are shown at the route's main timing stops — buses serve all stops in between. For times at your exact stop, open the stop's own page.
towards UCD Belfield · Monday to Friday towards UCD Belfield · Saturday towards UCD Belfield · Sunday towards Liffey Valley SC · Monday to Friday towards Liffey Valley SC · Saturday towards Liffey Valley SC · Sunday
| Liffey Valley SC | 05:30 | 05:50 | 06:05 | 06:20 | 06:30 | 06:40 | 06:43 | 06:47 | 06:50 | 07:00 | 07:10 | 07:20 | 07:30 | 07:40 | 07:50 | 08:00 | 08:10 | 08:20 | 08:30 | 08:40 | 08:50 | 09:00 | 09:10 | 09:20 | 09:30 | 09:40 | 09:50 | 10:00 | 10:10 | 10:20 | 10:30 | 10:40 | 10:50 | 11:00 | 11:10 | 11:20 | 11:30 | 11:40 | 11:50 | 12:00 | 12:10 | 12:20 | 12:30 | 12:40 | 12:50 | 13:00 | 13:10 | 13:20 | 13:30 | 13:40 | 13:50 | 14:00 | 14:10 | 14:20 | 14:30 | 14:40 | 14:50 | 15:00 | 15:10 | 15:20 | 15:30 | 15:40 | 15:50 | 16:00 | 16:10 | 16:20 | 16:30 | 16:40 | 16:50 | 17:00 | 17:10 | 17:20 | 17:30 | 17:40 | 17:50 | 18:00 | 18:10 | 18:20 | 18:30 | 18:40 | 18:50 | 19:00 | 19:10 | 19:20 | 19:30 | 19:40 | 19:50 | 20:00 | 20:10 | 20:20 | 20:30 | 20:40 | 20:50 | 21:00 | 21:10 | 21:20 | 21:30 | 21:40 | 21:50 | 22:00 | 22:10 | 22:20 | 22:30 | 22:40 | 22:50 | 23:00 | 23:20 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Cherry Orchard Hosp | 05:34 | 05:54 | 06:10 | 06:25 | 06:37 | 06:47 | 06:50 | 06:54 | 06:58 | 07:08 | 07:18 | 07:29 | 07:39 | 07:49 | 07:58 | 08:08 | 08:18 | 08:28 | 08:38 | 08:48 | 08:58 | 09:07 | 09:17 | 09:28 | 09:38 | 09:48 | 09:58 | 10:08 | 10:18 | 10:28 | 10:38 | 10:48 | 10:58 | 11:08 | 11:18 | 11:27 | 11:37 | 11:47 | 11:57 | 12:07 | 12:17 | 12:27 | 12:37 | 12:47 | 12:57 | 13:07 | 13:17 | 13:27 | 13:37 | 13:47 | 13:57 | 14:07 | 14:17 | 14:27 | 14:37 | 14:47 | 14:57 | 15:07 | 15:17 | 15:27 | 15:37 | 15:47 | 15:57 | 16:07 | 16:17 | 16:27 | 16:37 | 16:47 | 16:57 | 17:07 | 17:17 | 17:27 | 17:37 | 17:47 | 17:57 | 18:07 | 18:17 | 18:27 | 18:38 | 18:48 | 18:58 | 19:06 | 19:16 | 19:26 | 19:37 | 19:47 | 19:57 | 20:05 | 20:15 | 20:25 | 20:35 | 20:45 | 20:55 | 21:05 | 21:15 | 21:24 | 21:34 | 21:44 | 21:54 | 22:04 | 22:14 | 22:24 | 22:34 | 22:44 | 22:54 | 23:04 | 23:24 |
| Kylemore | 05:44 | 06:04 | 06:21 | 06:36 | 06:50 | 07:00 | 07:03 | 07:07 | 07:15 | 07:25 | 07:35 | 07:47 | 07:57 | 08:07 | 08:16 | 08:26 | 08:36 | 08:46 | 08:55 | 09:05 | 09:15 | 09:22 | 09:32 | 09:42 | 09:52 | 10:02 | 10:12 | 10:22 | 10:32 | 10:42 | 10:52 | 11:02 | 11:12 | 11:22 | 11:32 | 11:42 | 11:52 | 12:02 | 12:12 | 12:22 | 12:32 | 12:43 | 12:53 | 13:03 | 13:12 | 13:22 | 13:32 | 13:42 | 13:52 | 14:02 | 14:12 | 14:22 | 14:32 | 14:42 | 14:52 | 15:02 | 15:12 | 15:22 | 15:32 | 15:43 | 15:53 | 16:03 | 16:13 | 16:23 | 16:33 | 16:43 | 16:53 | 17:03 | 17:13 | 17:23 | 17:33 | 17:43 | 17:52 | 18:02 | 18:12 | 18:22 | 18:32 | 18:42 | 18:52 | 19:02 | 19:12 | 19:19 | 19:29 | 19:39 | 19:50 | 20:00 | 20:10 | 20:17 | 20:27 | 20:36 | 20:46 | 20:56 | 21:06 | 21:15 | 21:25 | 21:34 | 21:44 | 21:54 | 22:04 | 22:14 | 22:24 | 22:34 | 22:44 | 22:53 | 23:03 | 23:13 | 23:32 |
| Long Mile Rd | 05:45 | 06:05 | 06:23 | 06:38 | 06:51 | 07:01 | 07:04 | 07:08 | 07:18 | 07:28 | 07:38 | 07:50 | 08:00 | 08:10 | 08:19 | 08:29 | 08:39 | 08:49 | 08:58 | 09:08 | 09:18 | 09:24 | 09:34 | 09:43 | 09:53 | 10:03 | 10:13 | 10:23 | 10:33 | 10:43 | 10:53 | 11:03 | 11:13 | 11:23 | 11:33 | 11:44 | 11:54 | 12:04 | 12:15 | 12:25 | 12:35 | 12:46 | 12:56 | 13:06 | 13:14 | 13:24 | 13:34 | 13:44 | 13:54 | 14:04 | 14:14 | 14:24 | 14:34 | 14:45 | 14:55 | 15:05 | 15:15 | 15:25 | 15:35 | 15:46 | 15:56 | 16:06 | 16:16 | 16:26 | 16:36 | 16:46 | 16:56 | 17:06 | 17:16 | 17:26 | 17:36 | 17:46 | 17:55 | 18:05 | 18:15 | 18:24 | 18:34 | 18:44 | 18:53 | 19:03 | 19:13 | 19:21 | 19:31 | 19:41 | 19:51 | 20:01 | 20:11 | 20:19 | 20:29 | 20:38 | 20:48 | 20:58 | 21:08 | 21:17 | 21:27 | 21:35 | 21:45 | 21:55 | 22:05 | 22:15 | 22:25 | 22:35 | 22:45 | 22:54 | 23:04 | 23:14 | 23:34 |
| Crumlin Hospital | 05:48 | 06:08 | 06:27 | 06:42 | 06:55 | 07:05 | 07:08 | 07:12 | 07:23 | 07:33 | 07:43 | 07:56 | 08:06 | 08:16 | 08:25 | 08:35 | 08:45 | 08:55 | 09:03 | 09:13 | 09:23 | 09:29 | 09:39 | 09:48 | 09:58 | 10:08 | 10:18 | 10:28 | 10:38 | 10:48 | 10:58 | 11:08 | 11:18 | 11:28 | 11:38 | 11:49 | 11:59 | 12:09 | 12:20 | 12:30 | 12:40 | 12:51 | 13:01 | 13:11 | 13:19 | 13:29 | 13:39 | 13:49 | 13:59 | 14:09 | 14:19 | 14:29 | 14:39 | 14:50 | 15:00 | 15:10 | 15:20 | 15:30 | 15:40 | 15:51 | 16:01 | 16:11 | 16:21 | 16:31 | 16:41 | 16:51 | 17:01 | 17:11 | 17:21 | 17:31 | 17:41 | 17:51 | 18:00 | 18:10 | 18:20 | 18:29 | 18:39 | 18:49 | 18:58 | 19:08 | 19:18 | 19:26 | 19:36 | 19:46 | 19:55 | 20:05 | 20:15 | 20:23 | 20:33 | 20:42 | 20:52 | 21:02 | 21:12 | 21:20 | 21:30 | 21:38 | 21:48 | 21:58 | 22:08 | 22:18 | 22:28 | 22:38 | 22:48 | 22:57 | 23:07 | 23:17 | 23:37 |
| Saint Agnes Church | 05:51 | 06:11 | 06:30 | 06:45 | 06:59 | 07:09 | 07:15 | 07:23 | 07:29 | 07:39 | 07:49 | 08:02 | 08:12 | 08:22 | 08:31 | 08:41 | 08:51 | 09:01 | 09:09 | 09:19 | 09:29 | 09:34 | 09:44 | 09:52 | 10:02 | 10:12 | 10:22 | 10:32 | 10:42 | 10:52 | 11:02 | 11:12 | 11:22 | 11:32 | 11:42 | 11:54 | 12:04 | 12:14 | 12:25 | 12:35 | 12:45 | 12:56 | 13:06 | 13:16 | 13:24 | 13:34 | 13:44 | 13:54 | 14:04 | 14:14 | 14:24 | 14:34 | 14:44 | 14:55 | 15:05 | 15:15 | 15:25 | 15:35 | 15:45 | 15:56 | 16:06 | 16:16 | 16:26 | 16:36 | 16:46 | 16:56 | 17:06 | 17:16 | 17:26 | 17:36 | 17:46 | 17:56 | 18:05 | 18:15 | 18:25 | 18:34 | 18:44 | 18:54 | 19:02 | 19:12 | 19:22 | 19:30 | 19:40 | 19:50 | 19:59 | 20:09 | 20:19 | 20:27 | 20:37 | 20:45 | 20:55 | 21:05 | 21:15 | 21:24 | 21:34 | 21:41 | 21:51 | 22:01 | 22:11 | 22:21 | 22:31 | 22:41 | 22:51 | 23:00 | 23:10 | 23:20 | 23:40 |
| Terenure Rd E | 05:59 | 06:19 | 06:39 | 06:54 | 07:08 | 07:18 | 07:24 | 07:32 | 07:43 | 07:53 | 08:03 | 08:17 | 08:27 | 08:37 | 08:46 | 08:56 | 09:06 | 09:16 | 09:23 | 09:33 | 09:43 | 09:46 | 09:56 | 10:02 | 10:12 | 10:22 | 10:32 | 10:42 | 10:52 | 11:02 | 11:12 | 11:22 | 11:32 | 11:42 | 11:52 | 12:06 | 12:16 | 12:26 | 12:37 | 12:47 | 12:57 | 13:09 | 13:19 | 13:29 | 13:36 | 13:46 | 13:56 | 14:06 | 14:16 | 14:26 | 14:36 | 14:46 | 14:56 | 15:07 | 15:17 | 15:28 | 15:38 | 15:48 | 15:58 | 16:10 | 16:20 | 16:30 | 16:40 | 16:50 | 17:00 | 17:10 | 17:20 | 17:30 | 17:40 | 17:50 | 18:00 | 18:10 | 18:17 | 18:27 | 18:37 | 18:46 | 18:56 | 19:06 | 19:12 | 19:22 | 19:32 | 19:41 | 19:51 | 20:01 | 20:08 | 20:18 | 20:28 | 20:36 | 20:46 | 20:54 | 21:04 | 21:14 | 21:24 | 21:32 | 21:42 | 21:49 | 21:59 | 22:09 | 22:19 | 22:29 | 22:39 | 22:49 | 22:59 | 23:07 | 23:17 | 23:27 | 23:47 |
| Milltown Luas | 06:06 | 06:26 | 06:48 | 07:03 | 07:15 | 07:25 | 07:31 | 07:39 | 07:55 | 08:05 | 08:15 | 08:31 | 08:41 | 08:51 | 08:59 | 09:09 | 09:19 | 09:29 | 09:35 | 09:45 | 09:55 | 09:57 | 10:07 | 10:10 | 10:20 | 10:30 | 10:40 | 10:50 | 11:00 | 11:10 | 11:20 | 11:30 | 11:40 | 11:50 | 12:00 | 12:17 | 12:27 | 12:37 | 12:48 | 12:58 | 13:08 | 13:21 | 13:31 | 13:41 | 13:47 | 13:57 | 14:07 | 14:17 | 14:27 | 14:37 | 14:47 | 14:57 | 15:07 | 15:18 | 15:28 | 15:39 | 15:49 | 15:59 | 16:09 | 16:21 | 16:31 | 16:41 | 16:51 | 17:01 | 17:11 | 17:21 | 17:31 | 17:41 | 17:51 | 18:01 | 18:11 | 18:21 | 18:28 | 18:38 | 18:48 | 18:57 | 19:07 | 19:17 | 19:20 | 19:30 | 19:40 | 19:50 | 20:00 | 20:10 | 20:15 | 20:25 | 20:35 | 20:45 | 20:55 | 21:03 | 21:13 | 21:23 | 21:33 | 21:40 | 21:50 | 21:56 | 22:06 | 22:16 | 22:26 | 22:36 | 22:46 | 22:56 | 23:06 | 23:14 | 23:24 | 23:34 | 23:53 |
| UCD | 06:15 | 06:35 | 06:57 | 07:12 | 07:30 | 07:40 | 07:50 | 08:00 | 08:10 | 08:20 | 08:30 | 08:46 | 08:56 | 09:06 | 09:15 | 09:25 | 09:35 | 09:45 | 09:50 | 10:00 | 10:10 | 10:10 | 10:20 | 10:26 | 10:36 | 10:46 | 10:56 | 11:06 | 11:16 | 11:26 | 11:36 | 11:46 | 11:56 | 12:06 | 12:16 | 12:30 | 12:40 | 12:50 | 13:01 | 13:11 | 13:21 | 13:34 | 13:44 | 13:54 | 14:00 | 14:10 | 14:20 | 14:30 | 14:40 | 14:50 | 15:00 | 15:10 | 15:20 | 15:31 | 15:41 | 15:52 | 16:02 | 16:12 | 16:22 | 16:35 | 16:45 | 16:55 | 17:05 | 17:15 | 17:25 | 17:35 | 17:45 | 17:55 | 18:05 | 18:15 | 18:25 | 18:35 | 18:41 | 18:51 | 19:01 | 19:10 | 19:20 | 19:30 | 19:36 | 19:46 | 19:56 | 20:02 | 20:12 | 20:22 | 20:30 | 20:40 | 20:50 | 20:55 | 21:05 | 21:12 | 21:22 | 21:32 | 21:42 | 21:49 | 21:59 | 22:05 | 22:15 | 22:25 | 22:35 | 22:45 | 22:55 | 23:05 | 23:15 | 23:22 | 23:32 | 23:42 | 00:01 |
Route map
All stops on route S4
S4 towards UCD Belfield
- Liffey Valley SC
- Liffey Valley W
- Liffey Valley S
- Coldcut Rd
- Coldcut Cres
- Ballyfermot Road Clondalkin
- Cherry Orchard Hosp Clondalkin
- Cherry Orchard IE Clondalkin
- Cleggan Park
- Blackditch Drive
- Ballyfermot
- Ballyfermot Parade
- Kylemore Road
- Ballyfermot Cr
- Kylemore Avenue
- Kylemore Way
- Bluebell Avenue
- Kylemore Luas
- Kylemore
- Walkinstown Ave
- Long Mile Rd
- Walkinstown Prd
- Drimnagh Cstl
- Balfe Road
- Crumlin Hospital
- Saint Mary's Road
- Somerville Avenue
- Crumlin Village
- Saint Agnes Church
- Ashleaf
- Westbrook
- L O'Toole Pk
- Kimmage Road West
- Terenure Road West
- Hazelbrook Road
- Parkmore Drive
- Terenure Garda Stn Rathfarnham
- Hannaville Park Rathfarnham
- Terenure Rd E
- Rathgar West Dublin
- Highfield Road Dublin
- Palmerston Pk Dublin
- Trinity Hall Dundrum
- Dartry Road Dundrum
- South Hill Dundrum
- Chuchtown Rd Lwr Dundrum
- Milltown Luas Dundrum
- Shangarry Dundrum
- Bankside Cottages Dundrum
- St Luke's Crescent Dundrum
- Millmount Trce Dundrum
- Bird Avenue Dundrum
- Roebuck Road Dundrum
- Clonskeagh Road Dundrum
- UCD Sports Centre Dundrum
- UCD Newman Dundrum
- UCD Dundrum
S4 towards Liffey Valley SC
- UCD Dundrum
- UCD Newman Dundrum
- UCD Sports Centre Dundrum
- Wynnsward Drive Dundrum
- Rosemount Cres Dundrum
- Bird Avenue Dundrum
- Millmount Trce Dundrum
- St Luke's Crescent Dundrum
- Shangarry Dundrum
- Milltown Luas Dundrum
- Chuchtown Rd Lwr Dundrum
- South Hill Dundrum
- Dartry Road Dundrum
- Trinity Hall Dublin
- Highfield Road Dublin
- Fairfield Park Dublin
- Rathgar West Dublin
- Brighton Road Dublin
- Terenure Rd E Rathfarnham
- Terenure Road West Rathfarnham
- Greenlea Rd
- Parkmore Drive
- Lavarna Grove
- Kimmage Road West
- Whitehall Rd E
- Westbrook
- Royston Village
- Ashleaf
- Saint Agnes Church
- Crumlin Village
- Somerville Avenue
- Saint Mary's Road
- Drimnagh Rd
- Drimnagh Road
- Balfe Road
- Slievebloom Pk
- Drimnagh Cstl
- Long Mile Rd
- Walkinstown Ave
- Kylemore Road
- Bluebell Avenue
- Kylemore Way
- Kylemore Avenue
- Ballyfermot Cr
- Ballyfermot Road
- Ballyfermot Parade
- Ballyfermot
- Community Centre
- Cleggan Park
- Cherry Orchard IE Clondalkin
- Cherry Orchard Hosp Clondalkin
- Whitethorn Cres Clondalkin
- Coldcut Rd
- Liffey Valley S
- Liffey Valley W
- Liffey Valley SC
Towns & areas on this route
Frequently asked questions
What time is the first S4 bus?
The first S4 departure on weekdays leaves at 05:30 (check the full timetable below for your stop, as times vary along the route — weekend times can differ).
What time is the last S4 bus?
The last S4 on weekdays leaves its first stop at 23:20. Always check the timetable for your specific stop — later stops are reached after this time.
How much does the S4 bus cost?
Fares on the S4 are set under the National Transport Authority's fare structure. Paying with a TFI Leap Card is significantly cheaper than cash, with daily and weekly caps on most city services.
Who runs the S4 bus?
The S4 is operated by Go-Ahead Ireland.
Timetable data from the operator via the DfT Bus Open Data Service. Check before you travel — services can change at short notice.