| Trip | Sched | Corr ↓ | Delay | Wait | Block | Vehicle |
|---|---|---|---|---|---|---|
| 531 Willowbrook | 08:44 | 08:45 | -1½ | 2 min | Block | 24105 |
| 531 Willowbrook | 09:04 | 09:03 | +0½ | 20 min | Block | 18203 |
| 531 Willowbrook | 09:25 | 09:26 | -2 | 43 min | Block | 7492 |
| 531 Willowbrook | 09:45 | 09:34 | +10½ | 62 min | Block | 19147 |
| 531 Willowbrook | 10:05 | 10:10 | -5½ | 82 min | Block | 18103 |
| 531 Willowbrook | 10:29 | 10:29 | -0½ | Block | 16120 | |
| 531 Willowbrook | 10:59 | 11:02 | -3½ | Block | 18157 | |
| 531 Willowbrook | 11:30 | 11:30 | -0½ | Block | 18136 | |
| 531 Willowbrook | 12:02 | 12:02 | -0½ | Block | 16110 | |
| 531 Willowbrook | 12:33 | 12:31 | +2 | Block | 16114 | |
| 531 Willowbrook | 13:03 | 13:03 | -0½ | Block | 18149 | |
| 531 Willowbrook | 13:33 | 13:31 | +1 | Block | 16116 | |
| 531 Willowbrook | 14:04 | 14:03 | +0½ | Block | 18203 | |
| 531 Willowbrook | 14:26 | 14:15 | +10½ | Block | 19147 | |
| 531 Willowbrook | 14:46 | 14:51 | -5½ | Block | 18103 | |
| 531 Willowbrook | 15:06 | Block | ||||
| 531 Willowbrook | 15:27 | 15:27 | -0½ | Block | 16120 | |
| 531 Willowbrook | 15:47 | 15:50 | -3½ | Block | 18157 | |
| 531 Willowbrook | 16:07 | 16:05 | +1 | Block | 16116 | |
| 531 Willowbrook | 16:27 | 16:27 | -0½ | Block | 18136 | |
| 531 Willowbrook | 16:47 | 16:47 | -0½ | Block | 16110 | |
| 531 Willowbrook | 17:06 | Block | ||||
| 531 Willowbrook | 17:22 | 17:20 | +2 | Block | 16114 | |
| 531 Willowbrook | 17:40 | Block | ||||
| 531 Willowbrook | 17:56 | 17:56 | -0½ | Block | 16120 |