Rico Linhas Aéreas Flight 4815 was a domestic scheduled passenger flight from São Paulo de Olivença, northeast Brazil to Manaus, the capital of Amazonas state. On 14 May 2004, the aircraft operating the flight, an Embraer EMB 120 Brasilia, crashed into the dense Amazon rainforest while on approach to Manaus. All 33 people on board were killed. It was the deadliest accident involving an Embraer EMB 120 Brasilia and the deadliest in the airline's history, surpassing the previous crash of Rico Linhas Aéreas Flight 4823, which occurred 2 years before the crash of Flight 4815.