Lassen Volcanic National Park is located in Northeastern California.  There are five separate entrances to the park, and one Main Park Road which runs North-South through the park.  The Main Park Road runs between the Northwest (Manzanita Lake) park entrance and the Southwest park entrance.   Dead-end roads provide access to Butte Lake, Juniper Lake, and Warner Valley areas.

Northwest Entrance:
From Redding, California:  The Northwest entrance is approximately 50 miles east on Highway 44.
From Reno, Nevada:  The Northwest is approximately 180 miles west via 395 and Highway 44.

Southwest Entrance:
From Red Bluff, California:  The Southwest entrance is approximately 45 miles east on Highway 36
From Reno, Nevada:  The Southwest entrance is 160 miles west of Reno, Nevada via 395 and Highway 36. 

Butte Lake, Juniper Lake, and Warner Valley:
Access to the Butte Lake area is via a dirt road off Hwy 44 east of Old Station.  Access to Juniper Lake and Warner Valley are via a partially paved road north of Chester off Hwy 36.

The nearest major airports include Sacramento, California (165 miles away) and Reno, Nevada (180 miles away).