You can take a bus or a plane to Armenia or Pereira. If you fly, we recommend a taxi. You will need at least two buses to get from the airport in Armenia to Salento.
From Armenia bus station there are buses every 30 min to Salento. When you get to the plaza in Salento look for the local taxis which are jeeps in Salento. The cost each way to La Serrana from town is 6.000 COP. They usually line up in front of the police station. If you arrive after 8:30 in Armenia, you will need to take a taxi to Salento or a bus to Circasia then a cab to Armenia. Either way have them take you straight to the farm. It can be hard to find transportation in town after 9 pm.
From Pereira bus station there are only 3 buses per day. Please make sure that you coordinate your schedules. Follow instructions above from town.