What are the most popular routes to Walker?
| Fargo - Walker | Average pricePEN 329 | Average duration5h 10m | Daily departures2 | |
| Minneapolis - Walker | Average pricePEN 329 | Average duration6h 30m | Daily departures2 | |
| Duluth - Walker | Average pricePEN 297 | Average duration4h 30m | Daily departures1 | |
| Kansas City - Walker | Average pricePEN 601 | Average duration16h 40m | Daily departures3 | |
| Chicago - Walker | Average pricePEN 640 | Average duration18h 50m | Daily departures2 | |
