Bus from Cardiff Bus Station to Cardiff Bay
6 direct routes · 4–22 min · first bus 05:00, last bus 23:05 (weekdays).
Next buses to Cardiff Bay as of 12:14
Scheduled times at the boarding stop in Cardiff Bus Station, from the operators' timetables — they update automatically. Open the stop for live tracking.
Direct routes
| Route | Operator | Journey time | Weekday journeys | Days | First | Last | Board at | Get off at | Calls at |
|---|---|---|---|---|---|---|---|---|---|
| 6 | Cardiff Bus | ~12 min | 30 | Sat 29 · Sun 25 | 07:40 | 22:10 | Cardiff Bus Interchange Bay 6 | Millennium Centre (o/s) | — |
| 304 | First South & West Wales | ~7 min | 19 | Sat 19 · Sun 9 | 05:00 | 23:05 | Cardiff Bus Interchange Bay 1 | Millennium Centre (o/s) | — |
| 8 | Cardiff Bus | ~22 min | 14 | Sat 11 · no Sunday buses | 06:55 | 20:05 | Cardiff Bus Interchange Bay 6 | Millennium Centre (o/s) | — |
| 305 | Cardiff Bus | ~10 min | 7 | Sat 7 · no Sunday buses | 09:20 | 18:20 | Cardiff Bus Interchange Bay 6 | Millennium Centre (o/s) | — |
| Sky | Cardiff Bus | ~8 min | 6 | Mondays, Fridays and Saturdays only | 10:00 | 16:00 | Cardiff Bus Interchange Bay 6 | Millennium Centre (o/s) | — |
| 3 | Cardiff Bus | ~4 min | 3 | weekdays only | 06:15 | 08:15 | Cardiff Bus Interchange Bay 1 | Herbert Street (o/s No 2) | — |
Times are for the first boarding point in Cardiff Bus Station on each route's weekday timetable — open the route for the full timetable, live map and every stop.
The same number runs elsewhere in the UK — see every 6 bus, 304 bus, 8 bus, 305 bus or 3 bus timetable.
Frequently asked questions
Which bus goes from Cardiff Bus Station to Cardiff Bay?
6 routes run directly from Cardiff Bus Station to Cardiff Bay: the 6 (Cardiff Bus), the 304 (First South & West Wales), the 8 (Cardiff Bus), the 305 (Cardiff Bus), the Sky (Cardiff Bus), the 3 (Cardiff Bus). The most frequent is the 6, 30 times each weekday — board at Cardiff Bus Interchange Bay 6 and get off at Millennium Centre (o/s), about 12 minutes.
How long does the bus take from Cardiff Bus Station to Cardiff Bay?
Between 4 minutes on the 3 and 22 on the 8, depending on which route you catch and on traffic.
What time is the first and last bus from Cardiff Bus Station to Cardiff Bay?
On weekdays the first direct bus leaves around 05:00 and the last around 23:05. Check the route timetables for weekends.
How much is the bus from Cardiff Bus Station to Cardiff Bay?
Fares on this journey are set by the operator — the England fare cap doesn't apply in Wales. Check the operator's website or Traveline Cymru for current prices.