| Headsigns | Start | End | Duration | Schedule |
|---|---|---|---|---|
4 Powell 4 Powell 4 To Blanca Loop 4 UBC Exchange | 06:06 | 18:01 | 11:55 | Sa (6/08-9/06) |
| Headsign | Start | End | Duration | Service days |
|---|---|---|---|---|
| 4 Powell | 06:06 | 06:49 | 00:43 | Sa (6/08-9/06) |
| 4 To Blanca Loop | 06:57 | 07:45 | 00:48 | Sa (6/08-9/06) |
| 4 Powell | 08:00 | 08:45 | 00:45 | Sa (6/08-9/06) |
| 4 UBC Exchange | 09:02 | 10:03 | 01:01 | Sa (6/08-9/06) |
| 4 Powell | 10:14 | 11:16 | 01:02 | Sa (6/08-9/06) |
| 4 UBC Exchange | 11:24 | 12:36 | 01:12 | Sa (6/08-9/06) |
| 4 Powell | 12:44 | 13:53 | 01:09 | Sa (6/08-9/06) |
| 4 UBC Exchange | 14:05 | 15:17 | 01:12 | Sa (6/08-9/06) |
| 4 Powell | 15:29 | 16:38 | 01:09 | Sa (6/08-9/06) |
| 4 UBC Exchange | 16:47 | 18:01 | 01:14 | Sa (6/08-9/06) |