It is very popular to use river transport to reach the República Oriental del Uruguay. There are various river transportation companies that offer services to cross over the Rio de La Plata River get to the Uruguayan cities of Colonia and Montevideo. These boats or ships are very comfortable and fast. We can recommend the following companies:

BUQUEBUS
Av. Córdoba and Eduardo Madero - Puerto Madero.
Tel.: (54) - 11 - 4316-6500/50

CACCIOLA S.A
Florida 520 P. 1 Of. 113
Tel.: (54) - 11 - 4393-6100

FERRYTUR
Av. Córdoba 699 - Department of Tourism
Tel.: (54) - 11 - 4315-6800

MEDITERRANEAN SHIPPING CRUISES
Paraguay 515 3rd Floor - Retiro.
Tel.: (54) - 11 - 4312-2478