Cheap Bus and Train tickets to Pasco, US

What are the most popular routes to Pasco?

Portland - PascoAverage priceR 621Average duration3h 50mDaily departures2
Seattle - PascoAverage priceR 734Average duration4h 25mDaily departures2
Spokane - PascoAverage priceR 490Average duration2h 10mDaily departures2
Spokane - PascoAverage priceR 383Average duration2h 51mDaily departures1
Vancouver - PascoAverage priceR 1 264Average duration5h 57mDaily departures3