Cheap Bus and Train tickets to Holland

What are the most popular routes to Holland?

Chicago - HollandAverage price€30Average duration3h 1mDaily departures1
Fort Morgan - HollandAverage price€175Average duration1d Daily departures1
Milwaukee - HollandAverage price€58Average duration5h 55mDaily departures2
Detroit - HollandAverage price€44Average duration5h 40mDaily departures2
Seattle - HollandAverage price€244Average duration3d 11hDaily departures3