Cheap Bus, Train and Shuttle tickets to Charleston, SC, US

What are the most popular routes to Charleston?

Washington - CharlestonAverage priceCHF 76Average duration18h 45mDaily departures10
Washington - CharlestonAverage priceCHF 121Average duration9h 26mDaily departures3
Philadelphia - CharlestonAverage priceCHF 91Average duration22h 20mDaily departures8
Philadelphia - CharlestonAverage priceCHF 109Average duration12h 33mDaily departures4
New York City - CharlestonAverage priceCHF 109Average duration1d Daily departures25