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Stagecoach South Wales

X4 bus timetable: Merthyr Tydfil to Cardiff

Merthyr Tydfil - Cardiff

Mode Bus

Merthyr Bus St Stand 8 → Cardiff Greyfriars Road Stop GJ

11 trips · first 06:31 · last 17:15
Mon–Fri Live From 2026-05-31

Swipe sideways to see later trips.

Stop
06:31 Cardiff Greyfriars Road Stop GJ
07:21 Cardiff Greyfriars Road Stop GJ
08:31 Cardiff Greyfriars Road Stop GJ
09:33 Cardiff Greyfriars Road Stop GJ
10:33 Cardiff Greyfriars Road Stop GJ
11:33 Cardiff Greyfriars Road Stop GJ
12:33 Cardiff Greyfriars Road Stop GJ
13:33 Cardiff Greyfriars Road Stop GJ
14:45 Cardiff Greyfriars Road Stop GJ
16:00 Cardiff Greyfriars Road Stop GJ
17:15 Cardiff Greyfriars Road Stop GJ
Merthyr Tydfil, Merthyr Bus Station Stand 8 at
06:31
07:21
08:31
09:33
10:33
11:33
12:33
13:33
14:45
16:00
17:15
Merthyr Tydfil, Castle Bingo near Aldi
06:32
07:22
08:32
09:34
10:34
11:34
12:34
13:34
14:46
16:01
17:16
Merthyr Tydfil, Warlow Street after
06:32
07:22
08:32
09:34
10:34
11:34
12:34
13:34
14:46
16:01
17:16
Merthyr Tydfil, Mardy near
06:33
07:23
08:33
09:35
10:35
11:35
12:35
13:35
14:47
16:02
17:17
Merthyr Tydfil, Gladstone Terrace outside 16
06:33
07:23
08:33
09:35
10:35
11:35
12:35
13:35
14:47
16:02
17:17
Merthyr Tydfil, Evans Halshaw outside
06:33
07:23
08:33
09:35
10:35
11:35
12:35
13:35
14:47
16:02
17:17
Pentrebach, Hoovers Top Gate after
06:34
07:24
08:34
09:36
10:36
11:36
12:36
13:36
14:48
16:03
17:18
Pentrebach, Hoovers Main Gate after
06:34
07:24
08:35
09:36
10:36
11:36
12:36
13:36
14:48
16:04
17:19
Pontypridd, Ynysangharad Park Gates outside
06:54
07:45
08:57
09:57
10:57
11:57
12:57
13:57
15:09
16:26
17:41
Pontypridd Bus Station Stand 8 at
06:54
07:45
08:57
09:57
10:57
11:57
12:57
13:57
15:09
16:26
17:41
Pontypridd, Catherine Street E2 at
06:55
07:46
08:58
09:58
10:58
11:58
12:58
13:58
15:10
16:27
17:42
Upper Boat, Roundabout after
07:04
07:55
09:08
10:07
11:07
12:07
13:07
14:07
15:19
16:37
17:51
Treforest Industrial Estate, Pottery before
07:04
07:56
09:09
10:08
11:08
12:08
13:08
14:08
15:20
16:38
17:52
Treforest Industrial Estate, Trefforest Estate Offices near
07:05
07:57
09:10
10:09
11:09
12:09
13:09
14:09
15:21
16:39
17:53
Treforest Industrial Estate, Day Centre before
07:06
07:58
09:10
10:09
11:09
12:09
13:09
14:09
15:21
16:39
17:53
Nantgarw, Oxford Street outside 39
07:06
07:59
09:11
10:10
11:10
12:10
13:10
14:10
15:22
16:40
17:54
Nantgarw, Cross Keys Inn near
07:07
08:00
09:12
10:11
11:11
12:11
13:11
14:11
15:23
16:41
17:55
Whitchurch, Caedelyn Road after
07:20
08:18
09:25
10:24
11:24
12:24
13:24
14:24
15:37
16:56
18:08
Whitchurch, Tyn y Parc Road after
07:21
08:20
09:26
10:25
11:25
12:25
13:25
14:25
15:38
16:58
18:09
Whitchurch, Heol Nest after
07:21
08:20
09:27
10:25
11:25
12:25
13:25
14:25
15:39
16:58
18:10
Whitchurch, Manor Rise before
07:22
08:21
09:27
10:25
11:25
12:25
13:25
14:25
15:39
16:59
18:10
Birchgrove, Pantbach Place before
07:23
08:22
09:28
10:27
11:27
12:27
13:27
14:27
15:41
17:00
18:11
Birchgrove, Cross Inn before
07:24
08:24
09:29
10:27
11:27
12:27
13:27
14:27
15:42
17:01
18:12
Gabalfa, St Josephs Convent outside former
07:26
08:26
09:31
10:29
11:29
12:29
13:29
14:29
15:44
17:03
18:14
Maindy, Cathays High School outside
07:26
08:27
09:32
10:30
11:30
12:30
13:30
14:30
15:45
17:04
18:15
Blackweir opposite
07:28
08:29
09:33
10:31
11:31
12:31
13:31
14:31
15:46
17:06
18:16
Blackweir, Rosemount after
07:28
08:30
09:34
10:32
11:32
12:32
13:32
14:32
15:47
17:07
18:17
Cathays Park, College Road RK outside
07:29
08:31
09:35
10:33
11:33
12:33
13:33
14:33
15:48
17:08
18:18
Cathays Park, Law Courts RJ outside
07:30
08:32
09:36
10:34
11:34
12:34
13:34
14:34
15:48
17:08
18:19
Cardiff, Greyfriars Road Stop GJ
07:31
08:34
09:36
10:34
11:34
12:34
13:34
14:34
15:49
17:09
18:19

Cardiff Greyfriars Road Stop GJ → Merthyr Bus St Stand 8

11 trips · first 07:37 · last 18:25
Mon–Fri Live From 2026-05-31

Swipe sideways to see later trips.

Stop
07:37 Cardiff Greyfriars Road Stop GJ
08:40 Cardiff Greyfriars Road Stop GJ
09:40 Cardiff Greyfriars Road Stop GJ
10:40 Cardiff Greyfriars Road Stop GJ
11:40 Cardiff Greyfriars Road Stop GJ
12:40 Cardiff Greyfriars Road Stop GJ
13:40 Cardiff Greyfriars Road Stop GJ
14:40 Cardiff Greyfriars Road Stop GJ
16:00 Cardiff Greyfriars Road Stop GJ
17:20 Cardiff Greyfriars Road Stop GJ
18:25 Cardiff Greyfriars Road Stop GJ
Cardiff, Greyfriars Road Stop GJ
07:37
08:40
09:40
10:40
11:40
12:40
13:40
14:40
16:00
17:20
18:25
Cathays Park, Corbett Road before
07:39
08:42
09:42
10:42
11:42
12:42
13:42
14:43
16:03
17:23
18:27
Blackweir outside
07:41
08:44
09:44
10:44
11:44
12:44
13:44
14:44
16:05
17:25
18:29
Maindy Stadium opposite
07:41
08:44
09:44
10:44
11:44
12:44
13:44
14:45
16:06
17:26
18:29
Maindy, Parkfield Place after
07:42
08:45
09:45
10:45
11:45
12:45
13:45
14:45
16:07
17:26
18:30
Gabalfa, North Road Clinic outside
07:43
08:46
09:46
10:46
11:46
12:45
13:45
14:46
16:08
17:27
18:31
The Philog, Manor Way outside 15
07:45
08:48
09:48
10:48
11:48
12:48
13:48
14:49
16:11
17:30
18:33
Whitchurch, Westfield Road after
07:45
08:48
09:48
10:48
11:48
12:48
13:48
14:49
16:12
17:30
18:33
Whitchurch, Manor Rise after
07:46
08:49
09:49
10:49
11:49
12:49
13:49
14:50
16:12
17:31
18:34
Whitchurch, High School outside
07:46
08:49
09:49
10:49
11:49
12:49
13:49
14:50
16:13
17:32
18:34
Whitchurch, Tyn y Parc Road before
07:47
08:50
09:50
10:50
11:50
12:49
13:49
14:51
16:13
17:32
18:35
Whitchurch, Brocastle Road after
07:47
08:50
09:50
10:50
11:50
12:50
13:50
14:51
16:14
17:33
18:35
Whitchurch, Heol y Forlan before
07:47
08:50
09:50
10:50
11:50
12:50
13:50
14:51
16:15
17:33
18:35
Nantgarw, Cross Keys Inn near
07:59
09:02
10:02
11:02
12:02
13:02
14:02
15:05
16:31
17:48
18:48
Nantgarw, Oxford Street opposite 47
08:00
09:03
10:03
11:03
12:03
13:03
14:03
15:06
16:33
17:49
18:48
Treforest Industrial Estate, Day Centre outside
08:01
09:03
10:03
11:03
12:03
13:03
14:03
15:06
16:33
17:50
18:49
Treforest Industrial Estate, Honeywell`s near
08:02
09:05
10:05
11:05
12:05
13:04
14:04
15:08
16:35
17:51
18:50
Treforest Industrial Estate, Pottery after
08:02
09:05
10:05
11:05
12:05
13:05
14:05
15:08
16:35
17:52
18:50
Upper Boat, Roundabout before
08:03
09:06
10:06
11:06
12:06
13:06
14:06
15:10
16:37
17:53
18:51
Pontypridd, Ynysangharad Park Gates outside
08:13
09:15
10:15
11:15
12:15
13:15
14:15
15:22
16:49
18:05
19:00
Pontypridd Bus Station Stand 5 at
08:13
09:15
10:15
11:15
12:15
13:15
14:15
15:22
16:50
18:06
19:01
Pentrebach, Hoovers Sports outside
08:33
09:35
10:35
11:35
12:35
13:35
14:35
15:43
17:13
18:27
19:22
Pentrebach, Hoovers Main Gate after
08:34
09:36
10:36
11:36
12:36
13:35
14:35
15:43
17:14
18:27
19:22
Pentrebach, Hoovers Top Gate before
08:34
09:36
10:36
11:36
12:36
13:36
14:36
15:44
17:14
18:28
19:23
Merthyr Tydfil, Evans Halshaw opposite
08:35
09:37
10:37
11:37
12:37
13:37
14:37
15:44
17:15
18:28
19:23
Merthyr Tydfil, Mardy Terrace outside 6
08:35
09:37
10:37
11:37
12:37
13:37
14:37
15:44
17:15
18:28
19:23
Merthyr Tydfil, Mardy near
08:35
09:37
10:37
11:37
12:37
13:37
14:37
15:45
17:15
18:28
19:23
Merthyr Tydfil, Warlow Street before
08:36
09:38
10:38
11:38
12:38
13:37
14:37
15:45
17:16
18:29
19:24
Merthyr Tydfil, Castle Bingo near
08:36
09:38
10:38
11:38
12:38
13:38
14:38
15:45
17:16
18:29
19:24
Merthyr Tydfil College near
08:37
09:39
10:39
11:39
12:39
13:38
14:38
15:46
17:17
18:30
19:25
Merthyr Tydfil, Merthyr Bus Station Stand 1 at
08:37
09:39
10:39
11:39
12:39
13:39
14:39
15:47
17:18
18:31
19:26

Timetable data from Stagecoach South Wales, refreshed 2026-06-13 · Source: Bus Open Data Service (BODS) · Service code PG0006630:382.

All stops shown

31 stops
  1. Cardiff, Greyfriars Road Stop GJ
  2. Cathays Park, Corbett Road before
  3. Blackweir outside
  4. Maindy Stadium opposite
  5. Maindy, Parkfield Place after
  6. Gabalfa, North Road Clinic outside
  7. The Philog, Manor Way outside 15
  8. Whitchurch, Westfield Road after
  9. Whitchurch, Manor Rise after
  10. Whitchurch, High School outside
  11. Whitchurch, Tyn y Parc Road before
  12. Whitchurch, Brocastle Road after
  13. Whitchurch, Heol y Forlan before
  14. Nantgarw, Cross Keys Inn near
  15. Nantgarw, Oxford Street opposite 47
  16. Treforest Industrial Estate, Day Centre outside
  17. Treforest Industrial Estate, Honeywell`s near
  18. Treforest Industrial Estate, Pottery after
  19. Upper Boat, Roundabout before
  20. Pontypridd, Ynysangharad Park Gates outside
  21. Pontypridd Bus Station Stand 5 at
  22. Pentrebach, Hoovers Sports outside
  23. Pentrebach, Hoovers Main Gate after
  24. Pentrebach, Hoovers Top Gate before
  25. Merthyr Tydfil, Evans Halshaw opposite
  26. Merthyr Tydfil, Mardy Terrace outside 6
  27. Merthyr Tydfil, Mardy near
  28. Merthyr Tydfil, Warlow Street before
  29. Merthyr Tydfil, Castle Bingo near
  30. Merthyr Tydfil College near
  31. Merthyr Tydfil, Merthyr Bus Station Stand 1 at