Carlsbad Caverns National Park is open every day of the year except December 25.
Through March 8, Elevators operating 9:30-10, 12:30-1:30, 4:30-close. Last entry via elevator is 1:30pm. Last entry via foot is 2:30pm. Limited "main corridor" access 2:30 - 3:30pm. Allow more time to visit and expect lines. Walking exit is steep. Mon-Fri, no Lower Cave or Left Hand Tunnel Tours.
Fall/Winter/Spring hours: September 6, 2011 - May 24, 2012
Last Cavern Entry:
Via Natural Entrance: 2 p.m.
Via elevator: 3:30 p.m.
Visitor Center Open: 8 a.m. -5 p.m.
Summer extended hours: May 25, 2012 - September 3, 2012
Last Cavern Entry:
Via Natural Entrance: 3:30 p.m.
Via elevator: 4 p.m.
Visitor Center Open: 8 a.m. -7 p.m.
Please note: Beginning on the second Sunday in March, Carlsbad Caverns National Park is on Mountain Daylight Saving Time; Mountain Standard Time begins on the first Sunday in November.