Cheap Train tickets to Kingston, RI, US

What are the most popular routes to Kingston?

Boston - KingstonAverage priceSEK 220Average duration55mDaily departures27
Philadelphia - KingstonAverage priceSEK 1,458Average duration5h 3mDaily departures11
New York City - KingstonAverage priceSEK 787Average duration3h 12mDaily departures9
New Haven - KingstonAverage priceSEK 405Average duration2h 13mDaily departures20
Providence - KingstonAverage priceSEK 220Average duration20mDaily departures9