BusGenie
21
Cardiff Bus

21 bus timetable: Cardiff Bus Interchange circular

Cardiff Bus Interchange circular

Mode Bus

Cardiff Bus Interchange → Cardiff Bus Interchange

162 trips · first 06:40 · last 21:38
Fri Live Valid 2026-06-05 – 2027-05-12

Swipe sideways to see later trips.

Stop
06:40 Cardiff Bus Interchange
06:40 Cardiff Bus Interchange
06:40 Cardiff Bus Interchange
06:40 Cardiff Bus Interchange
06:40 Cardiff Bus Interchange
06:40 Cardiff Bus Interchange
07:00 Cardiff Bus Interchange
07:00 Cardiff Bus Interchange
07:00 Cardiff Bus Interchange
07:00 Cardiff Bus Interchange
07:00 Cardiff Bus Interchange
07:00 Cardiff Bus Interchange
07:27 Cardiff Bus Interchange
07:27 Cardiff Bus Interchange
07:27 Cardiff Bus Interchange
07:27 Cardiff Bus Interchange
07:27 Cardiff Bus Interchange
07:27 Cardiff Bus Interchange
08:10 Cardiff Bus Interchange
08:10 Cardiff Bus Interchange
08:10 Cardiff Bus Interchange
08:10 Cardiff Bus Interchange
08:10 Cardiff Bus Interchange
08:10 Cardiff Bus Interchange
08:45 Cardiff Bus Interchange
08:45 Cardiff Bus Interchange
08:45 Cardiff Bus Interchange
08:45 Cardiff Bus Interchange
08:45 Cardiff Bus Interchange
08:45 Cardiff Bus Interchange
09:15 Cardiff Bus Interchange
09:15 Cardiff Bus Interchange
09:15 Cardiff Bus Interchange
09:15 Cardiff Bus Interchange
09:15 Cardiff Bus Interchange
09:15 Cardiff Bus Interchange
09:45 Cardiff Bus Interchange
09:45 Cardiff Bus Interchange
09:45 Cardiff Bus Interchange
09:45 Cardiff Bus Interchange
09:45 Cardiff Bus Interchange
09:45 Cardiff Bus Interchange
10:15 Cardiff Bus Interchange
10:15 Cardiff Bus Interchange
10:15 Cardiff Bus Interchange
10:15 Cardiff Bus Interchange
10:15 Cardiff Bus Interchange
10:15 Cardiff Bus Interchange
10:45 Cardiff Bus Interchange
10:45 Cardiff Bus Interchange
10:45 Cardiff Bus Interchange
10:45 Cardiff Bus Interchange
10:45 Cardiff Bus Interchange
10:45 Cardiff Bus Interchange
11:15 Cardiff Bus Interchange
11:15 Cardiff Bus Interchange
11:15 Cardiff Bus Interchange
11:15 Cardiff Bus Interchange
11:15 Cardiff Bus Interchange
11:15 Cardiff Bus Interchange
11:45 Cardiff Bus Interchange
11:45 Cardiff Bus Interchange
11:45 Cardiff Bus Interchange
11:45 Cardiff Bus Interchange
11:45 Cardiff Bus Interchange
11:45 Cardiff Bus Interchange
12:15 Cardiff Bus Interchange
12:15 Cardiff Bus Interchange
12:15 Cardiff Bus Interchange
12:15 Cardiff Bus Interchange
12:15 Cardiff Bus Interchange
12:15 Cardiff Bus Interchange
12:45 Cardiff Bus Interchange
12:45 Cardiff Bus Interchange
12:45 Cardiff Bus Interchange
12:45 Cardiff Bus Interchange
12:45 Cardiff Bus Interchange
12:45 Cardiff Bus Interchange
13:15 Cardiff Bus Interchange
13:15 Cardiff Bus Interchange
13:15 Cardiff Bus Interchange
13:15 Cardiff Bus Interchange
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13:15 Cardiff Bus Interchange
13:45 Cardiff Bus Interchange
13:45 Cardiff Bus Interchange
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13:45 Cardiff Bus Interchange
13:45 Cardiff Bus Interchange
13:45 Cardiff Bus Interchange
14:15 Cardiff Bus Interchange
14:15 Cardiff Bus Interchange
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14:15 Cardiff Bus Interchange
14:45 Cardiff Bus Interchange
14:45 Cardiff Bus Interchange
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14:45 Cardiff Bus Interchange
15:15 Cardiff Bus Interchange
15:15 Cardiff Bus Interchange
15:15 Cardiff Bus Interchange
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15:15 Cardiff Bus Interchange
15:50 Cardiff Bus Interchange
15:50 Cardiff Bus Interchange
15:50 Cardiff Bus Interchange
15:50 Cardiff Bus Interchange
15:50 Cardiff Bus Interchange
15:50 Cardiff Bus Interchange
16:20 Cardiff Bus Interchange
16:20 Cardiff Bus Interchange
16:20 Cardiff Bus Interchange
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16:20 Cardiff Bus Interchange
16:50 Cardiff Bus Interchange
16:50 Cardiff Bus Interchange
16:50 Cardiff Bus Interchange
16:50 Cardiff Bus Interchange
16:50 Cardiff Bus Interchange
16:50 Cardiff Bus Interchange
17:25 Cardiff Bus Interchange
17:25 Cardiff Bus Interchange
17:25 Cardiff Bus Interchange
17:25 Cardiff Bus Interchange
17:25 Cardiff Bus Interchange
17:25 Cardiff Bus Interchange
17:55 Cardiff Bus Interchange
17:55 Cardiff Bus Interchange
17:55 Cardiff Bus Interchange
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17:55 Cardiff Bus Interchange
17:55 Cardiff Bus Interchange
18:40 Cardiff Bus Interchange
18:40 Cardiff Bus Interchange
18:40 Cardiff Bus Interchange
18:40 Cardiff Bus Interchange
18:40 Cardiff Bus Interchange
18:40 Cardiff Bus Interchange
19:35 Cardiff Bus Interchange
19:35 Cardiff Bus Interchange
19:35 Cardiff Bus Interchange
19:35 Cardiff Bus Interchange
19:35 Cardiff Bus Interchange
19:35 Cardiff Bus Interchange
20:35 Cardiff Bus Interchange
20:35 Cardiff Bus Interchange
20:35 Cardiff Bus Interchange
20:35 Cardiff Bus Interchange
20:35 Cardiff Bus Interchange
20:35 Cardiff Bus Interchange
21:38 Cardiff Bus Interchange
21:38 Cardiff Bus Interchange
21:38 Cardiff Bus Interchange
21:38 Cardiff Bus Interchange
21:38 Cardiff Bus Interchange
21:38 Cardiff Bus Interchange
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Birchgrove Stop 1 outside Principality
06:40
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07:13
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14:34
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Timetable data from Cardiff Bus, refreshed 2026-06-12 · Source: Traveline National Dataset (TNDS) · Service code S_21.

Main stops shown

8 main stops

The map can include more stops across directions; use All Stops above for the full timetable list.

  1. Cardiff Bus Station, Cardiff Bus Interchange Bay 4
  2. Birchgrove Stop 1 outside Principality
  3. Rhiwbina Station before
  4. Whitchurch, Three Elms opposite
  5. Maindy, Cathays High School outside
  6. Cardiff, Greyfriars Road GL outside
  7. Cardiff, Greyfriars Road GL outside
  8. Cardiff Bus Station, Cardiff Bus Interchange Bay 4