Yosemite Area Regional Transportation System
YARTS provides year-round regional bus service between Merced and Yosemite Park, and in the Summer months, Yosemite Park and the Mammoth Lakes area, Fresno, as well as other foothill communities. It connects with Amtrak, Greyhound, Eastern Sierra Transit, and air carriers at Fresno Yosemite International Airport.
Highway 120 North route Summer service: Sonora - Yosemite
Highway 120/395 route Summer service: Mammoth Lakes - Yosemite
Highway 140 route Merced - Mariposa - Yosemite National Park
Highway 41 Route Fresno - Yosemite National Park
Fares vary depending on distance traveled. See this link for fare.