| Trip | Sched | Corr ↓ | Delay | Wait | Block | Vehicle |
|---|---|---|---|---|---|---|
| 531 Willowbrook | 13:55 | 13:52 | +2 | 5 min | 321 028 | 19113 |
| 531 Willowbrook | 14:21 | 14:24 | -3 | 37 min | 321 012 | 19122 |
| 531 Willowbrook | 14:41 | 14:31 | +10 | 54 min | 321 010 | 18324 |
| 531 Willowbrook | 15:02 | 75 min | 502 044 | |||
| 531 Willowbrook | 15:24 | 15:21 | +2½ | 321 014 | 25144 | |
| 531 Willowbrook | 15:44 | 321 025 | 9674 | |||
| 531 Willowbrook | 16:06 | 15:54 | +11 | 320 012 | 18152 | |
| 531 Willowbrook | 16:26 | 16:22 | +3 | 321 019 | 18104 | |
| 531 Willowbrook | 16:46 | 16:48 | -3 | 321 030 | 18139 | |
| 531 Willowbrook | 17:05 | 321 031 | ||||
| 531 Willowbrook | 17:20 | 17:19 | +0 | 321 022 | 24101 | |
| 531 Willowbrook | 17:38 | 502 044 | ||||
| 531 Willowbrook | 17:54 | 17:51 | +2½ | 321 014 | 25144 | |
| 531 Willowbrook | 18:12 | 321 025 | 9674 | |||
| 531 Willowbrook | 18:29 | 18:17 | +11 | 320 012 | 18152 | |
| 531 Willowbrook | 18:45 | 18:41 | +3 | 321 019 | 18104 | |
| 531 Willowbrook | 19:04 | 19:06 | -3 | 321 030 | 18139 | |
| 531 Willowbrook | 19:30 | 321 031 | ||||
| 531 Willowbrook | 19:59 | 19:56 | +2½ | 321 014 | 25144 | |
| 531 Willowbrook | 20:27 | 321 025 | 9674 | |||
| 531 Willowbrook | 20:57 | 20:53 | +3 | 321 019 | 18104 | |
| 531 Willowbrook | 21:24 | 321 031 | ||||
| 531 Willowbrook | 22:22 | 321 025 | 9674 | |||
| 531 Willowbrook | 23:21 | 23:16 | +4 | 321 007 | 18365 | |
| 531 Willowbrook | 24:21 | 321 025 | 9674 |