Antonyms for the phrase "easy to reach" can include a range of words depending on the context. Some possible antonyms include "difficult to access," "inaccessible," "remote," "out of reach," "far-flung," "distant," "disconnected," "hard to find," and "impenetrable." These words can describe physical locations that are hard to get to or communicate with, or they can describe more abstract ideas, such as goals that are difficult to attain or relationships that feel distant or strained. Choosing the right antonym for "easy to reach" will depend on the specific situation and the intended meaning of your sentence or phrase.