Acre is a state in the North of Brazil, on the border with Peru.
Flights to/from Rio Branco, state capital (IATA: RBR). Connect in Brasilia (IATA: BSB) on Gol and Porto Velho (IATA: PVH) on Trip.
Busses connect Rio Branco to Puerto Maldonado in Peru (9 hours) and with Porto Velho in Rondônia state (6 hours).