 União de Lamas, both in the third division and in both cases on loan.Upon his return to the Porto-based club, Monteiro made only a further 26 league appearances for the "Axadrezados" (chequereds) in three seasons combined, 16 of those coming in 2006–07.In the summer of 2008, following Boavista's top flight relegation, he was sold to another side in the second level, Gil Vicente FC.