The town is the terminus of railways to north and south.
It is the western terminus of the Canadian Pacific railway.
Boston is the terminus of the Boston & Albany (New York Central), the Old Colony system of the New York, New Haven & Hartford, and the Boston & Maine railway systems, each of which controls several minor roads once in dependent.
In 1840 Boston was selected as the American terminus of the Cunard Line, the first regular line of trans-Atlantic steamers.
It is the terminus of a branch line from Beattock, 2 m.