The park can be reached via several steep, narrow and winding routes; follow the signed Great Bunya Drive. The Department of Transport and Main Roads advises that all access roads are unsuitable for travel by long and/or heavy vehicles. Discretion is urged with respect to caravans, large motorhomes and large buses. No fuel is available on the mountain.

From Brisbane via Toowoomba

Take Ipswich Motorway and then Warrego Highway 138 km west to Toowoomba. Continue 44 km to Jondaryan and turn right towards the Bunya Mountains. Travel 34 km to Maclagan, turn left and follow directional signs approximately 31 km to the Bunya Mountains. About 2 km of this road is gravel.

From Brisbane via Yarraman

Travel up the Brisbane Valley through Esk. Turn left to Yarraman then left again at Yarraman towards Toowoomba. 20 km from Yarraman turn right to Maidenwell. At Maidenwell turn left to the Bunya Mountains. About 3.8 km of the road is gravel.

From Brisbane North Side via Yarraman

Travel up the Bruce Highway taking exit after Caboolture merging onto D’Aguilar Highway to Kilcoy.  Continue inland on the D’Aguilar Highway through Kilcoy and onto Yarraman.  Once in Yarraman take turn left towards Toowoomba.  20 km from Yarraman turn right to Maidenwell.  At Maidenwell take left turn to the Bunya Mountains.

From Dalby (south-west of the park)

Travel 25 km to Kaimkillenbun, turn right then the next left, travelling 30 km to Bunya Mountains via Yamsion. These roads are sealed.

From Kingaroy (north-east of the park)

Take the road via Kumbia and turn left towards the Bunya Mountains. The park is 56 km from Kingaroy via this route. These roads are sealed.

From Nanango (north-east of the park)

Take the road to Maidenwell and turn right to Bunya Mountains. This 55 km route has about 3.8 km of gravel