| Trip | Sched | Corr ↓ | Delay | Wait | Block | Vehicle |
|---|---|---|---|---|---|---|
| 531 Willowbrook | 10:00 | 10:05 | -6 | 11 min | 321 010 | 9662 |
| 531 Willowbrook | 10:30 | 10:32 | -2½ | 36 min | 321 024 | 24112 |
| 531 Willowbrook | 11:00 | 11:00 | -0½ | 66 min | 321 028 | 26112 |
| 531 Willowbrook | 11:31 | 321 020 | 19117 | |||
| 531 Willowbrook | 12:01 | 12:00 | +1 | 321 022 | 25183 | |
| 531 Willowbrook | 12:32 | 12:36 | -5 | 321 014 | 19125 | |
| 531 Willowbrook | 13:02 | 13:10 | -8½ | 320 015 | 19126 | |
| 531 Willowbrook | 13:32 | 13:29 | +2½ | 321 026 | 18371 | |
| 531 Willowbrook | 13:52 | 13:37 | +14½ | 321 013 | 19120 | |
| 531 Willowbrook | 14:11 | 14:08 | +2 | 321 008 | 18128 | |
| 531 Willowbrook | 14:34 | 502 022 | ||||
| 531 Willowbrook | 14:55 | 15:00 | -6 | 321 010 | 9662 | |
| 531 Willowbrook | 15:15 | 15:17 | -2½ | 321 024 | 24112 | |
| 531 Willowbrook | 15:35 | 15:43 | -8½ | 320 015 | 19126 | |
| 531 Willowbrook | 15:55 | 15:55 | -0½ | 321 028 | 26112 | |
| 531 Willowbrook | 16:15 | 321 020 | 19117 | |||
| 531 Willowbrook | 16:33 | 321 030 | ||||
| 531 Willowbrook | 16:51 | 16:50 | +1 | 321 022 | 25183 | |
| 531 Willowbrook | 17:10 | 502 022 | ||||
| 531 Willowbrook | 17:28 | 17:33 | -6 | 321 010 | 9662 | |
| 531 Willowbrook | 17:48 | 17:50 | -2½ | 321 024 | 24112 | |
| 531 Willowbrook | 18:07 | 18:15 | -8½ | 320 015 | 19126 | |
| 531 Willowbrook | 18:26 | 18:26 | -0½ | 321 028 | 26112 | |
| 531 Willowbrook | 18:46 | 321 020 | 19117 | |||
| 531 Willowbrook | 19:06 | 321 030 |