What are the most popular routes to Walker?
| Chicago - Walker | Average priceR 3 225 | Average duration18h 50m | Daily departures2 | |
| Minneapolis - Walker | Average priceR 1 660 | Average duration6h 30m | Daily departures4 | |
| Grand Forks - Walker | Average priceR 1 354 | Average duration3h 25m | Daily departures2 | |
| Fargo - Walker | Average priceR 1 660 | Average duration5h 10m | Daily departures3 | |
| Saint Paul - Walker | Average priceR 1 660 | Average duration6h 40m | Daily departures2 | |
