| Trip | Sched | Corr ↓ | Delay | Wait | Block | Vehicle |
|---|---|---|---|---|---|---|
| 531 Willowbrook | 08:40 | 08:37 | +2½ | 8 min | Block | 18144 |
| 531 Willowbrook | 09:00 | 09:02 | -3 | 33 min | Block | 24138 |
| 531 Willowbrook | 09:20 | 09:13 | +6½ | 51 min | Block | 24114 |
| 531 Willowbrook | 09:40 | 09:36 | +3 | 71 min | Block | 18110 |
| 531 Willowbrook | 09:59 | 10:03 | -4 | 90 min | Block | 19122 |
| 531 Willowbrook | 10:29 | 10:24 | +4½ | Block | 9706 | |
| 531 Willowbrook | 10:59 | 10:53 | +5½ | Block | 19141 | |
| 531 Willowbrook | 11:29 | 11:29 | -1 | Block | 9669 | |
| 531 Willowbrook | 12:00 | 12:03 | -4 | Block | 18107 | |
| 531 Willowbrook | 12:30 | 12:30 | -1 | Block | 19119 | |
| 531 Willowbrook | 13:00 | 12:59 | +0 | Block | 16115 | |
| 531 Willowbrook | 13:30 | 13:26 | +3½ | Block | 9681 | |
| 531 Willowbrook | 14:00 | 14:02 | -3 | Block | 24138 | |
| 531 Willowbrook | 14:26 | 14:22 | +3 | Block | 18110 | |
| 531 Willowbrook | 14:46 | 14:50 | -4 | Block | 19122 | |
| 531 Willowbrook | 15:06 | Block | ||||
| 531 Willowbrook | 15:26 | 15:21 | +4½ | Block | 9706 | |
| 531 Willowbrook | 15:46 | 15:40 | +5½ | Block | 19141 | |
| 531 Willowbrook | 16:09 | 16:05 | +3½ | Block | 9681 | |
| 531 Willowbrook | 16:28 | 16:28 | -1 | Block | 9669 | |
| 531 Willowbrook | 16:48 | 16:51 | -4 | Block | 18107 | |
| 531 Willowbrook | 17:07 | Block | ||||
| 531 Willowbrook | 17:23 | 17:23 | -1 | Block | 19119 | |
| 531 Willowbrook | 17:41 | Block | ||||
| 531 Willowbrook | 17:58 | 17:53 | +4½ | Block | 9706 |