Buses from Punta Arenas to Torres del Paine
Buses from Punta Arenas to Torres del Paine in Chile are not run as direct services.
To travel by bus from Punta Arenas to Torres del Paine National Park, you must first take a bus from Punta Arenas to Puerto Natales, the gateway city to the park.
Once in Puerto Natales, you can change for buses from Puerto Natales to Torres del Paine.
The companies that run buses on the first half of the route are Buses Fernandez, Buses Pacheco, and Buses Sur. Buses Fernandez is usually considered to be the best of the three.
The companies that run buses from Puerto Natales to Torres del Paine are called Bues Gomez and Buses JB. The latter has the better reputation of the two.
Note that buses from Puerto Natales to Torres del Paine only run twice a day, once around 7am and once around 2pm. If you want to take a bus from Punta Arenas to Torres del Paine and arrive on the same day, make sure to take a bus that arrives in Puerto Natales with enough time for you to make your connection.
The total travel time on buses from Punta Arenas to Torres del Paine is around 6 hours, including the stop in Puerto Natales.