What are the most popular routes to Monmouth?
| Champaign - Monmouth | Average price₹5,489 | Average duration3h 25m | Daily departures1 | |
| Denver - Monmouth | Average price₹18,438 | Average duration15h 55m | Daily departures1 | |
| Chicago - Monmouth | Average price₹11,781 | Average duration5h 45m | Daily departures1 | |
| Omaha - Monmouth | Average price₹9,597 | Average duration6h 15m | Daily departures1 | |
| Peoria - Monmouth | Average price₹2,889 | Average duration1h 20m | Daily departures1 | |