What are the most popular routes to Alton?
| Chicago - Alton | Average priceCLP 42 815 | Average duration4h 10m | Daily departures5 | |
| Milwaukee - Alton | Average priceCLP 73 830 | Average duration7h 42m | Daily departures10 | |
| Springfield - Alton | Average priceCLP 13 111 | Average duration1h 1m | Daily departures5 | |
| Joliet - Alton | Average priceCLP 51 533 | Average duration3h 20m | Daily departures5 | |
| Bloomington - Alton | Average priceCLP 25 369 | Average duration2h 1m | Daily departures5 | |
