Amtrak Illinois Zephyr on-time performance
Of 57 Illinois Zephyr trips that reached their final stop from Oct 11 to Nov 9, 33.3% arrived within 5 minutes of schedule, 56.1% within 10, 64.9% within 15. Trips ran 16 minutes late on average.
Among the 43 Amtrak lines we measure, the Illinois Zephyr ranks 32 for on-time arrivals.
Measured window: Oct 11 to Nov 9, the last 30 days. On-time threshold: 5 minutes; Amtrak uses 10-15 minutes.
Illinois Zephyr trains, one by one
Trains with at least 5 measured trips in the window, Oct 11 to Nov 9.
Last 30 days
On-time share of the Illinois Zephyr trips that finished each day.
| Day | On time | Avg late | Trips |
|---|---|---|---|
| Nov 9 | 0% | 30 min | 1 |
| Nov 8 | 0% | 21 min | 2 |
| Nov 7 | 0% | 108 min | 2 |
| Nov 6 | 0% | 13 min | 2 |
| Nov 5 | 50% | 8 min | 2 |
| Nov 4 | 0% | 24 min | 2 |
| Nov 3 | 0% | 67 min | 1 |
| Nov 2 | 100% | 0 min | 1 |
| Nov 1 | 50% | 4 min | 2 |
| Oct 31 | 100% | -10 min | 2 |
| Oct 30 | 0% | 18 min | 2 |
| Oct 29 | 0% | 16 min | 2 |
| Oct 28 | 50% | 9 min | 2 |
| Oct 27 | 0% | 20 min | 2 |
| Oct 26 | 50% | 16 min | 2 |
| Oct 25 | 100% | -1 min | 2 |
| Oct 24 | 50% | 12 min | 2 |
| Oct 23 | 0% | 19 min | 2 |
| Oct 22 | 0% | 19 min | 2 |
| Oct 21 | 50% | 9 min | 2 |
| Oct 20 | 50% | 5 min | 2 |
| Oct 19 | 50% | 3 min | 2 |
| Oct 18 | 50% | 7 min | 2 |
| Oct 17 | 0% | 35 min | 2 |
| Oct 16 | 0% | 10 min | 2 |
| Oct 15 | 0% | 13 min | 2 |
| Oct 14 | 50% | 4 min | 2 |
| Oct 13 | 50% | 20 min | 2 |
| Oct 12 | 100% | 5 min | 2 |
| Oct 11 | 50% | 5 min | 2 |
Illinois Zephyr delay questions
Is the Amtrak Illinois Zephyr on time?
The Illinois Zephyr is late more often than on time: 33.3% of 57 measured trips arrived within 5 minutes of schedule (Oct 11 to Nov 9).
How late is the Illinois Zephyr on average?
Measured at the final stop, Illinois Zephyr trips ran 16 minutes late on average. 15.8% were 30 minutes or more late and 3.5% an hour or more.
How do you measure Illinois Zephyr delays?
We record the delay at the final stop of each trip that completed, from Amtrak's live data. Cancelled trips are not counted. A trip is on time when it arrives 5 minutes late or less. Amtrak counts a trip as on time at 10 to 15 minutes depending on the route, so its figures can differ from ours; the 'within 10 minutes' share is the closest to Amtrak's threshold.