| Headsigns | Start | End | Duration | Schedule |
|---|---|---|---|---|
4 POWELL 4 POWELL 4 TO BLANCA 4 UBC | 06:04 | 18:08 | 12:04 | Sa (4/12-6/20) |
| Headsign | Start | End | Duration | Service days |
|---|---|---|---|---|
| 4 POWELL | 06:04 | 06:49 | 00:45 | Sa (4/12-6/20) |
| 4 TO BLANCA | 07:01 | 07:44 | 00:43 | Sa (4/12-6/20) |
| 4 POWELL | 08:01 | 08:49 | 00:48 | Sa (4/12-6/20) |
| 4 UBC | 09:04 | 10:02 | 00:58 | Sa (4/12-6/20) |
| 4 POWELL | 10:20 | 11:20 | 01:00 | Sa (4/12-6/20) |
| 4 UBC | 11:30 | 12:37 | 01:07 | Sa (4/12-6/20) |
| 4 POWELL | 12:58 | 14:05 | 01:07 | Sa (4/12-6/20) |
| 4 UBC | 14:16 | 15:27 | 01:11 | Sa (4/12-6/20) |
| 4 POWELL | 15:43 | 16:51 | 01:08 | Sa (4/12-6/20) |
| 4 UBC | 17:01 | 18:08 | 01:07 | Sa (4/12-6/20) |