150. 1 km. According to Baidu map, it takes 2 hours and 2 minutes to drive from Longmen Grottoes in Luoyang to Laojun Mountain, and the distance between the two places is 150. 1 km. This can be achieved:

1. First drive 440m from Longmen Grottoes to Long Gu Road, turn right, enter Long Gu Road and drive for 2.0km. Please go straight, enter Erguang Expressway and drive for 7.5km..

2. Then drive right ahead, enter Luoning Expressway for 9.3km, drive right ahead, enter Luoluan Expressway 123.8km, drive right ahead, and enter Luanchuan Interchange Bridge 1.3km. ..

3. Finally, please go straight, enter Luanzhou Avenue, drive 4.7 kilometers, turn left, drive from Luanzhou Avenue to Laojun Mountain Scenic Area, and drive 140 meters to Laojun Mountain Scenic Area.