| Headsigns | Start | End | Duration | Schedule |
|---|---|---|---|---|
4 POWELL 4 POWELL 4 TO BLANCA 4 UBC | 07:04 | 18:18 | 11:14 | Sa (5/18-9/06) |
| Headsign | Start | End | Duration | Service days |
|---|---|---|---|---|
| 4 POWELL | 07:04 | 07:49 | 00:45 | Sa (5/18-9/06) |
| 4 TO BLANCA | 08:06 | 08:51 | 00:45 | Sa (5/18-9/06) |
| 4 POWELL | 08:56 | 09:44 | 00:48 | Sa (5/18-9/06) |
| 4 UBC | 09:55 | 10:50 | 00:55 | Sa (5/18-9/06) |
| 4 POWELL | 11:03 | 12:02 | 00:59 | Sa (5/18-9/06) |
| 4 UBC | 12:15 | 13:18 | 01:03 | Sa (5/18-9/06) |
| 4 POWELL | 13:33 | 14:36 | 01:03 | Sa (5/18-9/06) |
| 4 UBC | 14:44 | 15:50 | 01:06 | Sa (5/18-9/06) |
| 4 POWELL | 16:00 | 17:04 | 01:04 | Sa (5/18-9/06) |
| 4 UBC | 17:15 | 18:18 | 01:03 | Sa (5/18-9/06) |