
Buenos Aires ⟷ Colonia
- 1h 15m
Buenos Aires to Uruguay ferry routes map
Two operators run services from Buenos Aires: Buquebus and Colonia Express. Both sail from Buenos Aires to Colonia del Sacramento and Montevideo in Uruguay, so their routes largely overlap.
Buenos Aires ferry to Uruguay
You can choose from the routes below:

Buenos Aires ⟷ Colonia
- 1h 15m
Difference between the ferry operators
- Buquebus positions itself as the premium provider, with modern, larger vessels, plenty of comfort (lounges, business class), and the option to bring cars and motorcycles. This makes the service attractive for travelers planning a longer road trip through Uruguay.
- Colonia Express targets budget travelers: smaller vessels, lower fares, and simpler service. This company carries only passengers (no vehicles).
Both operators also offer combined ferry + bus tickets, providing onward connections from Colonia or Montevideo to other destinations in Uruguay, such as Punta del Este.
Ferry Information
The ferry to Colonia Del Sacramento from Buenos Aires in Argentina is the fastest connection to cross the Rio de la Plata. You will be there in around 1h 15m. Here you can see why:
After arrival, you can enjoy the small city (Colonia del Sacramento is a lovely place), travel further into Uruguay, or take a bus (2 hours) to Montevideo.
On all the connections to Uruguay, you have the possibility to choose a ‘fast' ship. When you book your travel, it's super easy to see if you are on a fast ship or not. The price for fast ships is 40 to 50% more.
This route is really good to book through a comparison
On some ferry routes a comparison doesn't add a lot of value, on these routes however be sure to compare a lot. You can easily save 20 to 50 dollar by playing around with travel time / dates and ferry routes.
There are two main ferry companies that operate between Argentina and Uruguay: Buquebus and Colonia Express?