27 Cardiff Castle ↔ Cardiff Bus Station
Operated by Cardiff Bus. First bus 05:14, last bus 23:23. 70 journeys on weekdays.
Wanted a different 27? 49 other bus routes are numbered 27 elsewhere in the UK — see every 27 bus by area.
💷 The England fare cap doesn't apply in Wales — Cardiff Bus sets the fares on the 27. Check their website or the Traveline Cymru fare finder for current prices. Who travels free →
Timetable
Times are shown at the route's main timing stops — buses serve all stops in between. Switch a table to All stops for every stop it calls at, or open a stop's own page for live departures there.
towards Cardiff Bus Station · Monday to Friday towards Cardiff Bus Station · Saturday towards Cardiff Bus Station · Sunday
27 towards Cardiff Bus Station — Monday to Friday (70 journeys)
| Kingsway GC (o/s) | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · |
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| Cardiff Bus Interchange Bay 12 | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · |
| Parkfield Place (after) | · | 05:31 | 06:01 | · | 06:41 | · | 07:12 | 07:22 | 07:44 | · | 08:03 | 08:18 | 08:34 | 08:54 | 09:09 | 09:21 | 09:36 | 09:51 | 10:06 | 10:21 | 10:36 | 10:51 | 11:06 | 11:21 | 11:36 | 11:51 | 12:06 | 12:21 | 12:36 | 12:51 | 13:06 | 13:21 | 13:36 | 13:51 | 14:06 | 14:21 | 14:36 | 14:53 | 15:08 | 15:23 | 15:38 | 15:53 | 16:08 | 16:23 | 16:39 | 16:54 | 17:09 | 17:24 | 17:38 | 17:53 | 18:08 | 18:23 | 18:38 | 19:04 | 19:33 | 20:03 | 20:32 | 20:32 | 21:02 | 21:02 | 21:31 | 21:31 | 22:01 | 22:01 | 22:31 | 22:31 | 23:00 | 23:00 | 23:30 | 23:30 |
| Cross Inn (before) | 05:14 | 05:33 | 06:03 | 06:27 | 06:44 | 07:01 | 07:15 | 07:25 | 07:48 | 07:36 | 08:06 | 08:21 | 08:37 | 08:57 | 09:12 | 09:25 | 09:40 | 09:55 | 10:10 | 10:25 | 10:40 | 10:55 | 11:10 | 11:25 | 11:40 | 11:55 | 12:10 | 12:25 | 12:40 | 12:55 | 13:10 | 13:25 | 13:40 | 13:55 | 14:10 | 14:25 | 14:40 | 14:57 | 15:12 | 15:27 | 15:42 | 15:57 | 16:12 | 16:27 | 16:44 | 16:59 | 17:14 | 17:29 | 17:43 | 17:57 | 18:12 | 18:27 | 18:42 | 19:08 | 19:37 | 20:06 | 20:35 | 20:35 | 21:05 | 21:05 | 21:34 | 21:34 | 22:04 | 22:04 | 22:34 | 22:34 | 23:03 | 23:03 | 23:33 | 23:33 |
| Nine Giants (before) | 05:20 | 05:39 | 06:09 | 06:33 | 06:50 | 07:08 | 07:22 | 07:33 | 07:57 | 07:43 | 08:14 | 08:29 | 08:45 | 09:05 | 09:20 | 09:33 | 09:48 | 10:03 | 10:18 | 10:33 | 10:48 | 11:03 | 11:18 | 11:33 | 11:48 | 12:03 | 12:18 | 12:33 | 12:48 | 13:03 | 13:18 | 13:33 | 13:48 | 14:03 | 14:18 | 14:33 | 14:48 | 15:07 | 15:22 | 15:37 | 15:52 | 16:07 | 16:22 | 16:37 | 16:55 | 17:10 | 17:25 | 17:40 | 17:53 | 18:07 | 18:22 | 18:37 | 18:51 | 19:16 | 19:45 | 20:14 | 20:43 | 20:43 | 21:12 | 21:12 | 21:41 | 21:41 | 22:11 | 22:11 | 22:41 | 22:41 | 23:09 | 23:09 | 23:39 | 23:39 |
| Sainsbury's (o/s) | 05:25 | 05:44 | 06:14 | 06:38 | 06:55 | 07:14 | 07:28 | 07:39 | 08:03 | 07:49 | 08:20 | 08:35 | 08:51 | 09:11 | 09:26 | 09:40 | 09:55 | 10:10 | 10:25 | 10:40 | 10:55 | 11:10 | 11:25 | 11:40 | 11:55 | 12:10 | 12:25 | 12:40 | 12:55 | 13:10 | 13:25 | 13:40 | 13:55 | 14:10 | 14:25 | 14:40 | 14:55 | 15:14 | 15:29 | 15:44 | 15:59 | 16:14 | 16:29 | 16:44 | 17:02 | 17:17 | 17:32 | 17:47 | 17:59 | 18:13 | 18:28 | 18:43 | 18:57 | 19:22 | 19:51 | 20:20 | 20:49 | 20:49 | 21:18 | 21:18 | 21:46 | 21:46 | 22:16 | 22:16 | 22:46 | 22:46 | 23:14 | 23:14 | 23:44 | 23:44 |
| Wolf's Castle (opp) | 05:29 | 05:48 | 06:18 | 06:42 | 06:59 | 07:19 | 07:33 | 07:44 | 08:08 | 07:54 | 08:25 | 08:40 | 08:56 | 09:16 | 09:31 | 09:45 | 10:00 | 10:15 | 10:30 | 10:45 | 11:00 | 11:15 | 11:30 | 11:45 | 12:00 | 12:15 | 12:30 | 12:45 | 13:00 | 13:15 | 13:30 | 13:45 | 14:00 | 14:15 | 14:30 | 14:45 | 15:00 | 15:19 | 15:34 | 15:49 | 16:04 | 16:19 | 16:34 | 16:49 | 17:07 | 17:22 | 17:37 | 17:52 | 18:03 | 18:17 | 18:32 | 18:47 | 19:01 | 19:26 | 19:55 | 20:24 | 20:53 | 20:53 | 21:22 | 21:22 | 21:50 | 21:50 | 22:20 | 22:20 | 22:50 | 22:50 | 23:18 | 23:18 | 23:48 | 23:48 |
| Nine Giants (after) | 05:32 | 05:52 | 06:22 | 06:46 | 07:03 | 07:23 | 07:37 | 07:49 | 08:13 | 07:59 | 08:30 | 08:45 | 09:01 | 09:20 | 09:35 | 09:49 | 10:04 | 10:19 | 10:34 | 10:49 | 11:04 | 11:19 | 11:34 | 11:49 | 12:04 | 12:19 | 12:34 | 12:49 | 13:04 | 13:19 | 13:34 | 13:49 | 14:04 | 14:19 | 14:34 | 14:49 | 15:04 | 15:23 | 15:38 | 15:53 | 16:08 | 16:23 | 16:38 | 16:53 | 17:11 | 17:26 | 17:41 | 17:56 | 18:07 | 18:21 | 18:36 | 18:51 | 19:05 | 19:29 | 19:58 | 20:27 | 20:56 | 20:56 | 21:25 | 21:25 | 21:53 | 21:53 | 22:23 | 22:23 | 22:53 | 22:53 | 23:21 | 23:21 | 23:51 | 23:51 |
| Cross Inn (after) | 05:37 | 05:58 | 06:28 | 06:53 | 07:11 | 07:31 | 07:45 | 07:58 | 08:24 | 08:10 | 08:40 | 08:55 | 09:11 | 09:28 | 09:43 | 09:58 | 10:13 | 10:28 | 10:43 | 10:58 | 11:13 | 11:28 | 11:43 | 11:58 | 12:13 | 12:28 | 12:43 | 12:58 | 13:13 | 13:28 | 13:43 | 13:58 | 14:13 | 14:28 | 14:43 | 14:58 | 15:13 | 15:31 | 15:46 | 16:01 | 16:16 | 16:31 | 16:46 | 17:01 | 17:19 | 17:34 | 17:49 | 18:04 | 18:15 | 18:28 | 18:45 | 18:58 | 19:11 | 19:35 | 20:04 | 20:33 | 21:02 | 21:02 | 21:30 | 21:30 | 21:58 | 21:58 | 22:28 | 22:28 | 22:58 | 22:58 | 23:26 | 23:26 | 23:56 | 23:56 |
| Cathays High School (o/s) | 05:41 | 06:02 | 06:32 | 06:58 | 07:16 | 07:36 | 07:51 | 08:04 | 08:31 | 08:17 | 08:47 | 09:02 | 09:18 | 09:34 | 09:49 | 10:04 | 10:19 | 10:34 | 10:49 | 11:04 | 11:19 | 11:34 | 11:49 | 12:04 | 12:19 | 12:34 | 12:49 | 13:04 | 13:19 | 13:34 | 13:49 | 14:04 | 14:19 | 14:34 | 14:49 | 15:04 | 15:19 | 15:36 | 15:51 | 16:06 | 16:21 | 16:36 | 16:51 | 17:06 | 17:24 | 17:39 | 17:54 | 18:09 | 18:20 | 18:33 | · | 19:03 | 19:16 | 19:40 | 20:09 | 20:37 | 21:06 | 21:06 | 21:34 | 21:34 | 22:02 | 22:02 | 22:32 | 22:32 | 23:02 | 23:02 | · | · | · | · |
| Greyfriars Road GL (o/s) | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | · | 21:16 | · | 21:44 | · | · | 21:23 | · | 21:53 | · | 22:23 | · | 22:53 | · | 23:23 |
| Cardiff Bus Interchange Bay 12 | 05:50 | 05:23 | 05:53 | 07:08 | 06:32 | 07:49 | 07:02 | 07:12 | 07:33 | 08:34 | 07:52 | 08:07 | 08:23 | 08:43 | 08:58 | 09:10 | 09:25 | 09:40 | 09:55 | 10:10 | 10:25 | 10:40 | 10:55 | 11:10 | 11:25 | 11:40 | 11:55 | 12:10 | 12:25 | 12:40 | 12:55 | 13:10 | 13:25 | 13:40 | 13:55 | 14:10 | 14:25 | 14:40 | 14:55 | 15:10 | 15:25 | 15:40 | 15:55 | 16:10 | 16:25 | 16:40 | 16:55 | 17:10 | 17:25 | 17:40 | 17:55 | 18:10 | 18:25 | 18:50 | 19:20 | 19:50 | 20:20 | 20:20 | 20:50 | 20:50 | 21:20 | · | 21:50 | · | 22:20 | · | 22:50 | · | 23:20 | · |
Route map
All stops on route 27
27 towards Cardiff Bus Station
- Kingsway GC (o/s) Cardiff Castle
- Cardiff Bus Interchange Bay 12 Cardiff Bus Station
- Westgate Street KP (o/s) Cardiff
- Kingsway GB (o/s) Cardiff Castle
- Corbett Road (before) Cathays Park
- Blackweir (o/s) Blackweir
- Maindy Stadium (opp) Maindy
- Parkfield Place (after) Maindy
- North Road Clinic (o/s) Gabalfa
- Cross Inn (before) Birchgrove
- Birchgrove 1 (o/s Principality) Birchgrove
- Summerfield Place (after) Birchgrove
- Phoenix Estate (Before) Birchgrove
- Caerphilly Road Aldi (before) Birchgrove
- Ty Wern Road (after) Birchgrove
- Birchgrove Station (after) Llanishen
- Heol Iscoed (before) Llanishen
- Thornhill Road (o/s 47) Llanishen
- Nine Giants (before) Llanishen
- Johnston Road (opp) Llanishen
- Thornhill Crematorium (before) Thornhill
- Crematorium Top (after) Thornhill
- Camelot Way (before) Thornhill
- Glenmount Way (after) Thornhill
- Launcelot Crescent (opp junct) Thornhill
- Heol Hir (after) Thornhill
- Sainsbury's (o/s) Thornhill
- Copperfield Drive (before) Thornhill
- Llanon Road (before) Llanishen
- Wolf's Castle Avenue (after) Llanishen
- Christ the King (o/s) Llanishen
- Wolf's Castle (opp) Llanishen
- Llanon Road (opp junct) Llanishen
- Angle Place (opp junct) Llanishen
- Llangranog Road (after) Llanishen
- Thornhill Road (nr 28) Llanishen
- Nine Giants (after) Llanishen
- Caerphilly Crossroads (after) Llanishen
- Birchgrove Station (before) Llanishen
- Maes-y-Coed Road (after) Birchgrove
- Lidl (o/s) Birchgrove
- Heol Dyfed (before) Birchgrove
- Pedair Erw Road (after) Birchgrove
- Cross Inn (after) Birchgrove
- Birchgrove (after) Birchgrove
- St Josephs Convent (o/s former) Gabalfa
- Cathays High School (o/s) Maindy
- Blackweir (opp) Blackweir
- Rosemount (after) Blackweir
- College Road RK (o/s) Cathays Park
- Law Courts RJ (o/s) Cathays Park
- Greyfriars Road GL (o/s) Cardiff
- Kingsway GR (o/s) Cardiff Castle
- Westgate Street KG (o/s) Cardiff
- Cardiff Bus Interchange Bay 12 Cardiff Bus Station
Service registration & registered changes
- ✏️ Service change effective 30 August 2026 To amend Timetable.
- ✏️ Service change effective 19 July 2026 To amend Timetable.
- ✏️ Service change effective 12 April 2026 To amend Timetable.
- ✏️ Service change effective 31 August 2025 To amend Timetable.
- ✏️ Service change effective 20 July 2025 To amend Timetable.
🏛️ Registered as partly financially supported by a local authority (Cardiff Council).
From official Traffic Commissioner registrations. Registration PG0000273/75 · Changes in Cardiff Council · All service changes →
Towns & areas on this route
CardiffLlanishenThornhillGabalfaBirchgroveCathays ParkCardiff Bus StationMaindyCardiff CastleBlackweir
Frequently asked questions
What time is the first 27 bus?
The first 27 departure on weekdays leaves at 05:14 (check the full timetable below for your stop, as times vary along the route — weekend times can differ).
What time is the last 27 bus?
The last 27 on weekdays leaves its first stop at 23:23. Always check the timetable for your specific stop — later stops are reached after this time.
How much does the 27 bus cost?
The England fare cap doesn't apply in Wales — Cardiff Bus sets the fares on the 27. Check their website or the Traveline Cymru fare finder for current prices.
Who runs the 27 bus?
The 27 is operated by Cardiff Bus.
Timetable data from Cardiff Bus via the DfT Bus Open Data Service (Wales feed). Registered with the Traffic Commissioner as PG0000273/75. Check before you travel — services can change at short notice.