| Headsigns | Start | End | Duration | Schedule |
|---|---|---|---|---|
531 WILLOWBROOK 531 WHITE ROCK CTR | 05:50 | 21:33 | 15:43 | Sa (4/06-5/17) |
| Headsign | Start | End | Duration | Service days |
|---|---|---|---|---|
| 531 WHITE ROCK CTR | 05:50 | 06:28 | 00:38 | Sa (4/06-5/17) |
| 531 WILLOWBROOK | 06:50 | 07:31 | 00:41 | Sa (4/06-5/17) |
| 531 WHITE ROCK CTR | 07:50 | 08:34 | 00:44 | Sa (4/06-5/17) |
| 531 WILLOWBROOK | 08:50 | 09:35 | 00:45 | Sa (4/06-5/17) |
| 531 WHITE ROCK CTR | 09:50 | 10:38 | 00:48 | Sa (4/06-5/17) |
| 531 WILLOWBROOK | 10:50 | 11:41 | 00:51 | Sa (4/06-5/17) |
| 531 WHITE ROCK CTR | 11:50 | 12:42 | 00:52 | Sa (4/06-5/17) |
| 531 WILLOWBROOK | 12:50 | 13:42 | 00:52 | Sa (4/06-5/17) |
| 531 WHITE ROCK CTR | 13:50 | 14:45 | 00:55 | Sa (4/06-5/17) |
| 531 WILLOWBROOK | 14:50 | 15:42 | 00:52 | Sa (4/06-5/17) |
| 531 WHITE ROCK CTR | 15:50 | 16:43 | 00:53 | Sa (4/06-5/17) |
| 531 WILLOWBROOK | 16:50 | 17:39 | 00:49 | Sa (4/06-5/17) |
| 531 WHITE ROCK CTR | 17:50 | 18:40 | 00:50 | Sa (4/06-5/17) |
| 531 WILLOWBROOK | 18:50 | 19:34 | 00:44 | Sa (4/06-5/17) |
| 531 WHITE ROCK CTR | 19:50 | 20:36 | 00:46 | Sa (4/06-5/17) |
| 531 WILLOWBROOK | 20:50 | 21:33 | 00:43 | Sa (4/06-5/17) |