Sakari Station is a terminus of the Sanriku Railway Company’s Rias Line and is 163.0 kilometers from the opposing terminus at . It was also a terminal station for the JR East Ōfunato Line; however all rail services between and Sakari have been suspended indefinitely since the 2011 Tōhoku earthquake and tsunami and have been replaced by a BRT system. The station is also served by the Iwate Development Railway Company for freight operations.