Cheap Train tickets to Sandpoint

What are the most popular routes to Sandpoint?

Chicago - SandpointAverage price£223Average duration1d 11hDaily departures2
Seattle - SandpointAverage price£100Average duration9h 25mDaily departures2
Saint Paul - SandpointAverage price£177Average duration1d 3hDaily departures1
Portland - SandpointAverage price£111Average duration15h 40mDaily departures3
Spokane - SandpointAverage price£21Average duration1h 5mDaily departures1