| Headsigns | Start | End | Duration | Schedule |
|---|---|---|---|---|
531 Willowbrook 531 White Rock Centre | 05:50 | 21:11 | 15:21 | Sa (6/23-8/31) |
| Headsign | Start | End | Duration | Service days |
|---|---|---|---|---|
| 531 White Rock Centre | 05:50 | 06:35 | 00:45 | Sa (6/23-8/31) |
| 531 Willowbrook | 06:48 | 07:37 | 00:49 | Sa (6/23-8/31) |
| 531 White Rock Centre | 07:51 | 08:40 | 00:49 | Sa (6/23-8/31) |
| 531 Willowbrook | 08:48 | 09:41 | 00:53 | Sa (6/23-8/31) |
| 531 White Rock Centre | 09:53 | 10:44 | 00:51 | Sa (6/23-8/31) |
| 531 Willowbrook | 10:49 | 11:44 | 00:55 | Sa (6/23-8/31) |
| 531 White Rock Centre | 11:59 | 12:53 | 00:54 | Sa (6/23-8/31) |
| 531 Willowbrook | 13:16 | 14:11 | 00:55 | Sa (6/23-8/31) |
| 531 White Rock Centre | 14:29 | 15:23 | 00:54 | Sa (6/23-8/31) |
| 531 Willowbrook | 15:46 | 16:46 | 01:00 | Sa (6/23-8/31) |
| 531 White Rock Centre | 16:59 | 17:52 | 00:53 | Sa (6/23-8/31) |
| 531 Willowbrook | 18:22 | 19:12 | 00:50 | Sa (6/23-8/31) |
| 531 White Rock Centre | 19:25 | 20:14 | 00:49 | Sa (6/23-8/31) |
| 531 Willowbrook | 20:24 | 21:11 | 00:47 | Sa (6/23-8/31) |