| Headsigns | Start | End | Duration | Schedule |
|---|---|---|---|---|
4 Powell 4 UBC Exchange | 12:11 | 17:25 | 05:14 | Sa (4/20-6/07) |
| Headsign | Start | End | Duration | Service days |
|---|---|---|---|---|
| 4 Powell | 12:11 | 13:18 | 01:07 | Sa (4/20-6/07) |
| 4 UBC Exchange | 13:30 | 14:39 | 01:09 | Sa (4/20-6/07) |
| 4 Powell | 14:53 | 16:02 | 01:09 | Sa (4/20-6/07) |
| 4 UBC Exchange | 16:13 | 17:25 | 01:12 | Sa (4/20-6/07) |