Colonia de Sacramento is a great place to visit during your trip to Argentina and Uruguay. There are ferries available from Buenos Aires to Colonia del Sacramento, and it´s by far the most popular way to arrive to Colonia, crossing the Rio de la Plata Of course, it´s if you´re visiting Colonia from Buenos Aires. If you already arrived to Montevideo, the best way is to arrive by land, in a rented car or with a bus company. Distance from Montevideo to Colonia de Sacramento is 181 km. You also can arrive to Montevideo by air and then go to Colonia.
Arriving to Colonia from Buenos Aires by ferry
Getting to Colonia del Sacramento from Buenos Aires by ferry is very straightforward. It's also one of the best ways to visit this charming city in Uruguay on a day trip from Argentina. The duration of the crossing from Buenos Aires to Colonia is approximately 2 hours.
If you're visiting Colonia for a day then heading to Montevideo afterward, don't take the ferry-bus combo. Buses leave for Montevideo almost immediately after arriving at the Colonia port and you won't have time to do anything in Colonia. Colonia's bus terminal ( Terminal De Omnibus) is located adjacent to the ferry, 10 minutes walk away. If you'll be heading to Montevideo from Colonia after your day trip, take a bus from here. It takes 3 hours to get to Montevideo from Colonia. There's a luggage storage area at the bus station where you keep your bags for a few hours while exploring the town.
All immigration clearance is done at Puerto Madero in Buenos Aires. This is the port from where all ferries depart. bOnce you get your Argentina visa exit stamp, they'll direct you to the Uruguay booth to get your visa entry stamp.
Arriving to Colonia from Montevideo
The most common way of travel between these two cities is by bus. All buses to Colonia depart from the Tres Cruces bus terminal. All booking information is available on their website.