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Cardiff Bus

21 bus timetable: Cardiff Bus Interchange circular

Cardiff Bus Interchange circular

Mode Bus

Cardiff Bus Interchange → Cardiff Bus Interchange

48 trips · first 07:13 · last 21:39
Sunday Live Valid 2026-06-05 – 2027-05-12

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Stop
07:13 Cardiff Bus Interchange
07:13 Cardiff Bus Interchange
07:13 Cardiff Bus Interchange
07:43 Cardiff Bus Interchange
07:43 Cardiff Bus Interchange
07:43 Cardiff Bus Interchange
08:32 Cardiff Bus Interchange
08:32 Cardiff Bus Interchange
08:32 Cardiff Bus Interchange
09:37 Cardiff Bus Interchange
09:37 Cardiff Bus Interchange
09:37 Cardiff Bus Interchange
10:37 Cardiff Bus Interchange
10:37 Cardiff Bus Interchange
10:37 Cardiff Bus Interchange
11:37 Cardiff Bus Interchange
11:37 Cardiff Bus Interchange
11:37 Cardiff Bus Interchange
12:37 Cardiff Bus Interchange
12:37 Cardiff Bus Interchange
12:37 Cardiff Bus Interchange
13:37 Cardiff Bus Interchange
13:37 Cardiff Bus Interchange
13:37 Cardiff Bus Interchange
14:37 Cardiff Bus Interchange
14:37 Cardiff Bus Interchange
14:37 Cardiff Bus Interchange
15:37 Cardiff Bus Interchange
15:37 Cardiff Bus Interchange
15:37 Cardiff Bus Interchange
16:37 Cardiff Bus Interchange
16:37 Cardiff Bus Interchange
16:37 Cardiff Bus Interchange
17:37 Cardiff Bus Interchange
17:37 Cardiff Bus Interchange
17:37 Cardiff Bus Interchange
18:37 Cardiff Bus Interchange
18:37 Cardiff Bus Interchange
18:37 Cardiff Bus Interchange
19:37 Cardiff Bus Interchange
19:37 Cardiff Bus Interchange
19:37 Cardiff Bus Interchange
20:37 Cardiff Bus Interchange
20:37 Cardiff Bus Interchange
20:37 Cardiff Bus Interchange
21:37 Cardiff Bus Interchange
21:39 Cardiff Bus Interchange
21:39 Cardiff Bus Interchange
Cardiff Bus Station, Cardiff Bus Interchange Bay 4
07:55
07:55
07:55
08:25
08:25
08:25
08:32
08:32
08:32
09:37
09:37
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10:37
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21:37
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Cardiff, Westgate Street KN outside
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08:33
08:33
08:33
09:38
09:38
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20:37
20:37
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Cardiff Castle, Kingsway GA outside
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08:35
08:35
08:35
09:40
09:40
09:40
10:40
10:40
10:40
11:40
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Cathays Park, Corbett Road before
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08:37
08:37
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09:42
09:42
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10:42
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20:41
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21:41
21:41
Blackweir outside
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08:40
08:40
08:40
09:45
09:45
09:45
10:45
10:45
10:45
11:45
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21:44
Maindy Stadium opposite
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08:41
08:41
08:41
09:46
09:46
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10:46
10:46
10:46
11:46
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Maindy, Parkfield Place after
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08:42
08:42
08:42
09:47
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10:47
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20:45
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21:45
Gabalfa, North Road Clinic outside
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08:43
08:43
08:43
09:48
09:48
09:48
10:48
10:48
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11:48
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Birchgrove, Cross Inn before
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08:46
08:46
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09:51
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20:49
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21:49
Birchgrove Stop 1 outside Principality
07:13
07:13
07:13
07:43
07:43
07:43
08:47
08:47
08:47
09:52
09:52
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10:52
10:52
10:52
11:52
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12:52
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20:50
20:50
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21:50
Birchgrove, Pantbach Avenue after
07:14
07:14
07:14
07:44
07:44
07:44
08:48
08:48
08:48
09:53
09:53
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10:53
10:53
10:53
11:53
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12:53
12:53
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13:53
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15:55
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18:53
18:53
18:53
19:53
19:53
19:53
20:51
20:51
20:51
21:51
21:51
21:51
Birchgrove, Welwyn Road before
07:15
07:15
07:15
07:45
07:45
07:45
08:49
08:49
08:49
09:54
09:54
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11:54
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15:56
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18:54
18:54
18:54
19:54
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20:52
20:52
20:52
21:52
21:52
21:52
Birchgrove, Kyle Avenue before
07:16
07:16
07:16
07:46
07:46
07:46
08:50
08:50
08:50
09:55
09:55
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11:55
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12:55
12:55
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15:57
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18:55
18:55
18:55
19:55
19:55
19:55
20:53
20:53
20:53
21:53
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21:53
Rhiwbina Station before
07:18
07:18
07:18
07:48
07:48
07:48
08:52
08:52
08:52
09:57
09:57
09:57
10:57
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15:59
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20:55
20:55
20:55
21:55
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21:55
Rhiwbina, Olive Branch outside
07:18
07:18
07:18
07:48
07:48
07:48
08:53
08:53
08:53
09:58
09:58
09:58
10:58
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16:00
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18:00
18:57
18:57
18:57
19:57
19:57
19:57
20:55
20:55
20:55
21:55
21:55
21:55
Rhiwbina, Lon-y-Rhyd after
07:20
07:20
07:20
07:50
07:50
07:50
08:54
08:54
08:54
09:59
09:59
09:59
10:59
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16:01
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18:59
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20:57
20:57
20:57
21:57
21:57
21:57
Rhiwbina, Heol y Deri after
07:21
07:21
07:21
07:51
07:51
07:51
08:55
08:55
08:55
10:00
10:00
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20:58
20:58
20:58
21:58
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21:58
Rhiwbina, Heol Nant Castan before
07:21
07:21
07:21
07:51
07:51
07:51
08:56
08:56
08:56
10:01
10:01
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20:58
20:58
20:58
21:58
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21:58
Rhiwbina, Heol Llanishen Fach outside 65
07:22
07:22
07:22
07:52
07:52
07:52
08:57
08:57
08:57
10:02
10:02
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20:59
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21:59
Rhiwbina, Heol Uchaf Spar before
07:22
07:22
07:22
07:52
07:52
07:52
08:57
08:57
08:57
10:02
10:02
10:02
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20:59
20:59
20:59
21:59
21:59
21:59
Rhiwbina, Heol Lewis after
07:23
07:23
07:23
07:53
07:53
07:53
08:58
08:58
08:58
10:03
10:03
10:03
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12:03
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19:02
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20:02
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21:00
21:00
21:00
22:00
22:00
22:00
Rhiwbina, Gron Ffordd before
07:24
07:24
07:24
07:54
07:54
07:54
08:59
08:59
08:59
10:04
10:04
10:04
11:04
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11:04
12:04
12:04
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19:03
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20:03
20:03
20:03
21:01
21:01
21:01
22:01
22:01
22:01
Rhiwbina, Wenallt Road before
07:25
07:25
07:25
07:55
07:55
07:55
09:00
09:00
09:00
10:05
10:05
10:05
11:05
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12:05
12:05
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16:07
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19:04
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19:04
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20:04
20:04
21:02
21:02
21:02
22:02
22:02
22:02
Rhiwbina, Lon Ysgubor after
07:26
07:26
07:26
07:56
07:56
07:56
09:01
09:01
09:01
10:06
10:06
10:06
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19:05
19:05
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20:05
20:05
20:05
21:03
21:03
21:03
22:03
22:03
22:03
Rhiwbina, The Deri before
07:27
07:27
07:27
07:57
07:57
07:57
09:02
09:02
09:02
10:07
10:07
10:07
11:07
11:07
11:07
12:07
12:07
12:07
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16:09
16:09
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19:06
19:06
19:06
20:06
20:06
20:06
21:04
21:04
21:04
22:04
22:04
22:04
Rhiwbina Hill opposite 52
07:28
07:28
07:28
07:58
07:58
07:58
09:03
09:03
09:03
10:08
10:08
10:08
11:08
11:08
11:08
12:08
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19:07
19:07
19:07
20:07
20:07
20:07
21:05
21:05
21:05
22:05
22:05
22:05
Pantmawr, Caer Wenallt North before
07:29
07:29
07:29
07:59
07:59
07:59
09:04
09:04
09:04
10:09
10:09
10:09
11:09
11:09
11:09
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16:11
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18:11
19:08
19:08
19:08
20:08
20:08
20:08
21:06
21:06
21:06
22:06
22:06
22:06
Pantmawr, Caer Wenallt South after
07:30
07:30
07:30
08:00
08:00
08:00
09:05
09:05
09:05
10:10
10:10
10:10
11:10
11:10
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16:12
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17:12
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18:12
19:09
19:09
19:09
20:09
20:09
20:09
21:07
21:07
21:07
22:07
22:07
22:07
Coryton, Heol Pant Y Rhyn before
07:31
07:31
07:31
08:01
08:01
08:01
09:06
09:06
09:06
10:11
10:11
10:11
11:11
11:11
11:11
12:11
12:11
12:11
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16:13
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18:13
19:10
19:10
19:10
20:10
20:10
20:10
21:08
21:08
21:08
22:08
22:08
22:08
Coryton, Hollybush Inn before
07:31
07:31
07:31
08:01
08:01
08:01
09:07
09:07
09:07
10:12
10:12
10:12
11:12
11:12
11:12
12:12
12:12
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19:10
19:10
19:10
20:10
20:10
20:10
21:08
21:08
21:08
22:08
22:08
22:08
Whitchurch Hospital after
07:33
07:33
07:33
08:03
08:03
08:03
09:08
09:08
09:08
10:13
10:13
10:13
11:13
11:13
11:13
12:13
12:13
12:13
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14:13
14:13
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15:13
16:15
16:15
16:15
17:15
17:15
17:15
18:15
18:15
18:15
19:12
19:12
19:12
20:12
20:12
20:12
21:10
21:10
21:10
22:10
22:10
22:10
Whitchurch Library opposite
07:34
07:34
07:34
08:04
08:04
08:04
09:09
09:09
09:09
10:14
10:14
10:14
11:14
11:14
11:14
12:14
12:14
12:14
13:14
13:14
13:14
14:14
14:14
14:14
15:14
15:14
15:14
16:16
16:16
16:16
17:16
17:16
17:16
18:16
18:16
18:16
19:13
19:13
19:13
20:13
20:13
20:13
21:11
21:11
21:11
22:11
22:11
22:11
Whitchurch, Plas y Llan after
07:35
07:35
07:35
08:05
08:05
08:05
09:10
09:10
09:10
10:15
10:15
10:15
11:15
11:15
11:15
12:15
12:15
12:15
13:15
13:15
13:15
14:15
14:15
14:15
15:15
15:15
15:15
16:17
16:17
16:17
17:17
17:17
17:17
18:17
18:17
18:17
19:14
19:14
19:14
20:14
20:14
20:14
21:12
21:12
21:12
22:12
22:12
22:12
Whitchurch, Merthyr Road Shops outside Opticians
07:35
07:35
07:35
08:05
08:05
08:05
09:11
09:11
09:11
10:16
10:16
10:16
11:16
11:16
11:16
12:16
12:16
12:16
13:16
13:16
13:16
14:16
14:16
14:16
15:16
15:16
15:16
16:18
16:18
16:18
17:18
17:18
17:18
18:18
18:18
18:18
19:14
19:14
19:14
20:14
20:14
20:14
21:12
21:12
21:12
22:12
22:12
22:12
Whitchurch, Three Elms opposite
07:37
07:37
07:37
08:07
08:07
08:07
09:13
09:13
09:13
10:18
10:18
10:18
11:18
11:18
11:18
12:18
12:18
12:18
13:18
13:18
13:18
14:18
14:18
14:18
15:18
15:18
15:18
16:20
16:20
16:20
17:20
17:20
17:20
18:20
18:20
18:20
19:16
19:16
19:16
20:16
20:16
20:16
21:14
21:14
21:14
22:14
22:14
22:14
Whitchurch, Ararat Church after
07:37
07:37
07:37
08:07
08:07
08:07
09:13
09:13
09:13
10:18
10:18
10:18
11:18
11:18
11:18
12:18
12:18
12:18
13:18
13:18
13:18
14:18
14:18
14:18
15:18
15:18
15:18
16:20
16:20
16:20
17:20
17:20
17:20
18:20
18:20
18:20
19:16
19:16
19:16
20:16
20:16
20:16
21:14
21:14
21:14
22:14
22:14
22:14
Whitchurch, The Philog outside 71
07:38
07:38
07:38
08:08
08:08
08:08
09:15
09:15
09:15
10:20
10:20
10:20
11:20
11:20
11:20
12:20
12:20
12:20
13:20
13:20
13:20
14:20
14:20
14:20
15:20
15:20
15:20
16:21
16:21
16:21
17:21
17:21
17:21
18:21
18:21
18:21
19:17
19:17
19:17
20:17
20:17
20:17
21:15
21:15
21:15
22:15
22:15
22:15
Birchgrove, Cross Inn before
07:39
07:39
07:39
08:09
08:09
08:09
09:16
09:16
09:16
10:21
10:21
10:21
11:21
11:21
11:21
12:21
12:21
12:21
13:21
13:21
13:21
14:21
14:21
14:21
15:21
15:21
15:21
16:22
16:22
16:22
17:22
17:22
17:22
18:22
18:22
18:22
19:18
19:18
19:18
20:18
20:18
20:18
21:16
21:16
21:16
22:16
22:16
22:16
Gabalfa, St Josephs Convent outside former
07:42
07:42
07:42
08:12
08:12
08:12
09:19
09:19
09:19
10:24
10:24
10:24
11:24
11:24
11:24
12:24
12:24
12:24
13:24
13:24
13:24
14:24
14:24
14:24
15:24
15:24
15:24
16:25
16:25
16:25
17:25
17:25
17:25
18:25
18:25
18:25
19:21
19:21
19:21
20:21
20:21
20:21
21:19
21:19
21:19
22:19
22:19
22:19
Maindy, Cathays High School outside
07:44
07:44
07:44
08:14
08:14
08:14
09:21
09:21
09:21
10:26
10:26
10:26
11:26
11:26
11:26
12:26
12:26
12:26
13:26
13:26
13:26
14:26
14:26
14:26
15:26
15:26
15:26
16:27
16:27
16:27
17:27
17:27
17:27
18:27
18:27
18:27
19:23
19:23
19:23
20:23
20:23
20:23
21:21
21:21
21:21
22:21
22:21
22:21
Blackweir opposite
07:45
07:45
07:45
08:15
08:15
08:15
09:23
09:23
09:23
10:28
10:28
10:28
11:28
11:28
11:28
12:28
12:28
12:28
13:28
13:28
13:28
14:28
14:28
14:28
15:28
15:28
15:28
16:29
16:29
16:29
17:29
17:29
17:29
18:29
18:29
18:29
19:24
19:24
19:24
20:24
20:24
20:24
21:22
21:23
21:23
22:22
22:23
22:23
Blackweir, Rosemount after
07:47
07:47
07:47
08:17
08:17
08:17
09:25
09:25
09:25
10:30
10:30
10:30
11:30
11:30
11:30
12:30
12:30
12:30
13:30
13:30
13:30
14:30
14:30
14:30
15:30
15:30
15:30
16:31
16:31
16:31
17:31
17:31
17:31
18:31
18:31
18:31
19:25
19:25
19:25
20:25
20:25
20:25
21:23
21:25
21:25
22:23
22:25
22:25
Cathays Park, College Road RK outside
07:49
07:49
07:49
08:19
08:19
08:19
09:27
09:27
09:27
10:32
10:32
10:32
11:32
11:32
11:32
12:32
12:32
12:32
13:32
13:32
13:32
14:32
14:32
14:32
15:32
15:32
15:32
16:32
16:32
16:32
17:32
17:32
17:32
18:32
18:32
18:32
19:27
19:27
19:27
20:27
20:27
20:27
21:25
21:26
21:26
22:25
22:26
22:26
Cathays Park, Law Courts RJ outside
07:50
07:50
07:50
08:20
08:20
08:20
09:29
09:29
09:29
10:34
10:34
10:34
11:34
11:34
11:34
12:34
12:34
12:34
13:34
13:34
13:34
14:34
14:34
14:34
15:34
15:34
15:34
16:34
16:34
16:34
17:34
17:34
17:34
18:34
18:34
18:34
19:28
19:28
19:28
20:28
20:28
20:28
21:26
21:28
21:28
22:26
22:28
22:28
Cardiff, Greyfriars Road GL outside
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
22:30
22:30
Cardiff, Greyfriars Road GL outside
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
·
21:30
21:30
·
21:39
21:39
Cardiff Castle, Kingsway GR outside
07:51
07:51
07:51
08:21
08:21
08:21
09:30
09:30
09:30
10:35
10:35
10:35
11:35
11:35
11:35
12:35
12:35
12:35
13:35
13:35
13:35
14:35
14:35
14:35
15:35
15:35
15:35
16:35
16:35
16:35
17:35
17:35
17:35
18:35
18:35
18:35
19:28
19:28
19:28
20:28
20:28
20:28
21:26
·
·
22:26
·
·
Cardiff, Westgate Street KG outside
07:53
07:53
07:53
08:23
08:23
08:23
09:33
09:33
09:33
10:38
10:38
10:38
11:38
11:38
11:38
12:38
12:38
12:38
13:38
13:38
13:38
14:38
14:38
14:38
15:38
15:38
15:38
16:38
16:38
16:38
17:38
17:38
17:38
18:38
18:38
18:38
19:30
19:30
19:30
20:30
20:30
20:30
21:28
·
·
22:28
·
·
Cardiff Bus Station, Cardiff Bus Interchange Bay 4
·
·
·
·
·
·
09:35
09:35
09:35
10:40
10:40
10:40
11:40
11:40
11:40
12:40
12:40
12:40
13:40
13:40
13:40
14:40
14:40
14:40
15:40
15:40
15:40
16:40
16:40
16:40
17:40
17:40
17:40
18:40
18:40
18:40
19:32
19:32
19:32
20:32
20:32
20:32
21:30
·
·
22:30
·
·

Timetable data from Cardiff Bus, refreshed 2026-06-12 · Source: Traveline National Dataset (TNDS) · Service code S_21.

All stops shown

49 stops
  1. Cardiff Bus Station, Cardiff Bus Interchange Bay 4
  2. Cardiff, Westgate Street KN outside
  3. Cardiff Castle, Kingsway GA outside
  4. Cathays Park, Corbett Road before
  5. Blackweir outside
  6. Maindy Stadium opposite
  7. Maindy, Parkfield Place after
  8. Gabalfa, North Road Clinic outside
  9. Birchgrove, Cross Inn before
  10. Birchgrove Stop 1 outside Principality
  11. Birchgrove, Pantbach Avenue after
  12. Birchgrove, Welwyn Road before
  13. Birchgrove, Kyle Avenue before
  14. Rhiwbina Station before
  15. Rhiwbina, Olive Branch outside
  16. Rhiwbina, Lon-y-Rhyd after
  17. Rhiwbina, Heol y Deri after
  18. Rhiwbina, Heol Nant Castan before
  19. Rhiwbina, Heol Llanishen Fach outside 65
  20. Rhiwbina, Heol Uchaf Spar before
  21. Rhiwbina, Heol Lewis after
  22. Rhiwbina, Gron Ffordd before
  23. Rhiwbina, Wenallt Road before
  24. Rhiwbina, Lon Ysgubor after
  25. Rhiwbina, The Deri before
  26. Rhiwbina Hill opposite 52
  27. Pantmawr, Caer Wenallt North before
  28. Pantmawr, Caer Wenallt South after
  29. Coryton, Heol Pant Y Rhyn before
  30. Coryton, Hollybush Inn before
  31. Whitchurch Hospital after
  32. Whitchurch Library opposite
  33. Whitchurch, Plas y Llan after
  34. Whitchurch, Merthyr Road Shops outside Opticians
  35. Whitchurch, Three Elms opposite
  36. Whitchurch, Ararat Church after
  37. Whitchurch, The Philog outside 71
  38. Birchgrove, Cross Inn before
  39. Gabalfa, St Josephs Convent outside former
  40. Maindy, Cathays High School outside
  41. Blackweir opposite
  42. Blackweir, Rosemount after
  43. Cathays Park, College Road RK outside
  44. Cathays Park, Law Courts RJ outside
  45. Cardiff, Greyfriars Road GL outside
  46. Cardiff, Greyfriars Road GL outside
  47. Cardiff Castle, Kingsway GR outside
  48. Cardiff, Westgate Street KG outside
  49. Cardiff Bus Station, Cardiff Bus Interchange Bay 4