| Headsigns | Start | End | Duration | Schedule |
|---|---|---|---|---|
531 WILLOWBROOK 531 WHITE ROCK CTR | 06:20 | 21:05 | 14:45 | Sa (4/06-6/21) |
| Headsign | Start | End | Duration | Service days |
|---|---|---|---|---|
| 531 WHITE ROCK CTR | 06:20 | 06:58 | 00:38 | Sa (4/06-6/21) |
| 531 WILLOWBROOK | 07:20 | 08:01 | 00:41 | Sa (4/06-6/21) |
| 531 WHITE ROCK CTR | 08:20 | 09:04 | 00:44 | Sa (4/06-6/21) |
| 531 WILLOWBROOK | 09:20 | 10:05 | 00:45 | Sa (4/06-6/21) |
| 531 WHITE ROCK CTR | 10:20 | 11:12 | 00:52 | Sa (4/06-6/21) |
| 531 WILLOWBROOK | 11:20 | 12:11 | 00:51 | Sa (4/06-6/21) |
| 531 WHITE ROCK CTR | 12:20 | 13:15 | 00:55 | Sa (4/06-6/21) |
| 531 WILLOWBROOK | 13:20 | 14:12 | 00:52 | Sa (4/06-6/21) |
| 531 WHITE ROCK CTR | 14:20 | 15:14 | 00:54 | Sa (4/06-6/21) |
| 531 WILLOWBROOK | 15:20 | 16:12 | 00:52 | Sa (4/06-6/21) |
| 531 WHITE ROCK CTR | 16:20 | 17:13 | 00:53 | Sa (4/06-6/21) |
| 531 WILLOWBROOK | 17:20 | 18:08 | 00:48 | Sa (4/06-6/21) |
| 531 WHITE ROCK CTR | 18:20 | 19:10 | 00:50 | Sa (4/06-6/21) |
| 531 WILLOWBROOK | 19:20 | 20:04 | 00:44 | Sa (4/06-6/21) |
| 531 WHITE ROCK CTR | 20:20 | 21:05 | 00:45 | Sa (4/06-6/21) |