| Headsigns | Start | End | Duration | Schedule |
|---|---|---|---|---|
531 WILLOWBROOK 531 WHITE ROCK CTR | 05:50 | 21:30 | 15:40 | Sa (4/06-6/21) |
| Headsign | Start | End | Duration | Service days |
|---|---|---|---|---|
| 531 WILLOWBROOK | 05:50 | 06:31 | 00:41 | Sa (4/06-6/21) |
| 531 WHITE ROCK CTR | 06:50 | 07:33 | 00:43 | Sa (4/06-6/21) |
| 531 WILLOWBROOK | 07:50 | 08:31 | 00:41 | Sa (4/06-6/21) |
| 531 WHITE ROCK CTR | 08:50 | 09:37 | 00:47 | Sa (4/06-6/21) |
| 531 WILLOWBROOK | 09:50 | 10:38 | 00:48 | Sa (4/06-6/21) |
| 531 WHITE ROCK CTR | 10:50 | 11:42 | 00:52 | Sa (4/06-6/21) |
| 531 WILLOWBROOK | 11:50 | 12:42 | 00:52 | Sa (4/06-6/21) |
| 531 WHITE ROCK CTR | 12:50 | 13:45 | 00:55 | Sa (4/06-6/21) |
| 531 WILLOWBROOK | 13:50 | 14:43 | 00:53 | Sa (4/06-6/21) |
| 531 WHITE ROCK CTR | 14:50 | 15:43 | 00:53 | Sa (4/06-6/21) |
| 531 WILLOWBROOK | 15:50 | 16:42 | 00:52 | Sa (4/06-6/21) |
| 531 WHITE ROCK CTR | 16:50 | 17:40 | 00:50 | Sa (4/06-6/21) |
| 531 WILLOWBROOK | 17:50 | 18:38 | 00:48 | Sa (4/06-6/21) |
| 531 WHITE ROCK CTR | 18:50 | 19:40 | 00:50 | Sa (4/06-6/21) |
| 531 WILLOWBROOK | 19:50 | 20:34 | 00:44 | Sa (4/06-6/21) |
| 531 WHITE ROCK CTR | 20:50 | 21:30 | 00:40 | Sa (4/06-6/21) |