Included in 3-day park pass of $20 (per private vehicle); $15 (per motorcyclist); $10 (per pedestrian or bicyclist). Sunrise reservation $1.50. A Hawai‘i Tri-park Annual Pass (which also includes Hawai‘i Volcanoes National Park and Pu‘uhonua o Hōnaunau National Historical Park) is $30.
Park open daily 24 hours, except during extreme weather conditions. Park Headquarters Visitor Center daily 8-3:45.