| Headsigns | Start | End | Duration | Schedule |
|---|---|---|---|---|
4 Powell 4 Powell 4 UBC | 08:23 | 17:22 | 08:59 | Sa (6/24-9/01) |
| Headsign | Start | End | Duration | Service days |
|---|---|---|---|---|
| 4 Powell | 08:23 | 08:42 | 00:19 | Sa (6/24-9/01) |
| 4 UBC | 08:52 | 09:44 | 00:52 | Sa (6/24-9/01) |
| 4 Powell | 09:56 | 10:51 | 00:55 | Sa (6/24-9/01) |
| 4 UBC | 10:57 | 12:01 | 01:04 | Sa (6/24-9/01) |
| 4 Powell | 12:17 | 13:21 | 01:04 | Sa (6/24-9/01) |
| 4 UBC | 13:29 | 14:40 | 01:11 | Sa (6/24-9/01) |
| 4 Powell | 14:53 | 16:00 | 01:07 | Sa (6/24-9/01) |
| 4 UBC | 16:15 | 17:22 | 01:07 | Sa (6/24-9/01) |