Alder Road, towards Douglas
| 21B | Douglas, Lord Street | 09:39 |
| 21B | Douglas, Lord Street | 10:09 |
| 21B | Douglas, Lord Street | 10:39 |
| 21B | Douglas, Lord Street | 11:09 |
| 21B | Douglas, Lord Street | 11:39 |
| 21B | Douglas, Lord Street | 12:09 |
| 21B | Douglas, Lord Street | 12:39 |
| 21B | Douglas, Lord Street | 13:09 |
| 21B | Douglas, Lord Street | 13:39 |
| 21B | Douglas, Lord Street | 14:09 |
| 21B | Douglas, Lord Street | 14:39 |
| 21B | Douglas, Lord Street | 15:09 |