Suneeta Peres da Costa received a Bachelor of Arts in Communication, graduating with First Class Honours and the University Medal, from the University of Technology, Sydney (1998). In 2001 she received a Master of Fine Arts in Writing from Sarah Lawrence College, New York while on a Fulbright Scholarship. She later continued her studies at The University of Sydney by undertaking a PhD.
Peres da Costa's radio plays, Watermark, Angelina's Song, Children See Everything, and Fire and Water have been produced by the Australian Broadcasting Corporation and others of her plays have been shortlisted and have won awards including the Philip Parsons Young Playwrights Award (1996), the Ian Reed Foundation Prize for Radio Drama (1998) and the Sydney Theatre Company-ICI Young Playwrights' Award. Peres da Costa also received the New South Wales Ministry for the Arts Writers in the Park New Writer's Fellowship in 1998. In 2004 she was granted a scholarship by the Australia Council, for six months in the B.R. Whiting Library in Rome.