Heriyanto, head of the Gorontalo Search and Rescue Office, said the PK SMH-type aircraft crashed after losing contact with Makassar AirNav officers. It departed from Djalaluddin Gorontalo Airport at 7:30 a.m., heading to Bumi Panua Pohuwato Airport.
However, it lost contact and was reported to have crashed near Bumi Panua Pohuwato Airport, he noted.
The four victims, comprising a pilot, a copilot, an engineer and a passenger, were found dead.
The cause of the incident is still under investigation.