Five other people were hurt in the head-on collision between a four-wheel drive and a car on Braemar Rd, between the intersection with State Highway 8 and Hayman Rd, about 10.55am.
Stuff reported on Saturday the three deceased were all in their 70s. They were part of a group of five Chinese tourists in the car.
Two people had serious injuries and three others had minor to moderate injuries.
A police spokesman said the cause of the crash was still not known and the investigation was continuing.