There is no public transportation in the immediate vicinity of the park. A variety of transportation methods can get you to cities within a days drive of the park: 

Airports
The nearest airports served by major airlines are located in Midland/Odessa, Texas (235 miles from park headquarters) and El Paso, Texas (330 miles from park headquarters). Rental cars are available at both airports.

Rail Service
The nearest Amtrak station is located in Alpine, Texas (100 miles from park headquarters). Call Amtrak at 1-800-USA-RAIL for schedule information.

Bus Service
Greyhound provides daily service to Alpine, Texas (100 miles from park headquarters). Call Greyhound at 1-800-231-2222 for schedule information.