| Headsigns | Start | End | Duration | Schedule |
|---|---|---|---|---|
4 Powell 4 Powell 4 UBC Exchange | 08:20 | 19:01 | 10:41 | Sa (4/20-6/07) |
| Headsign | Start | End | Duration | Service days |
|---|---|---|---|---|
| 4 Powell | 08:20 | 08:39 | 00:19 | Sa (4/20-6/07) |
| 4 UBC Exchange | 08:48 | 09:47 | 00:59 | Sa (4/20-6/07) |
| 4 Powell | 10:01 | 11:02 | 01:01 | Sa (4/20-6/07) |
| 4 UBC Exchange | 11:12 | 12:20 | 01:08 | Sa (4/20-6/07) |
| 4 Powell | 12:33 | 13:42 | 01:09 | Sa (4/20-6/07) |
| 4 UBC Exchange | 13:54 | 15:05 | 01:11 | Sa (4/20-6/07) |
| 4 Powell | 15:17 | 16:26 | 01:09 | Sa (4/20-6/07) |
| 4 UBC Exchange | 16:36 | 17:47 | 01:11 | Sa (4/20-6/07) |
| 4 Powell | 17:57 | 19:01 | 01:04 | Sa (4/20-6/07) |