A computer-implemented method for providing high availability to instance-bound databases may include (1) identifying a first instance of a database server, the first instance hosting a plurality of databases, (2) identifying a second instance of the database server, (3) identifying at least one user database within the plurality of databases to fail over, and (4) migrating the user database to the second instance without migrating every database in the plurality of databases to the second instance. Various other methods, systems, and computer-readable media are also disclosed.