The top four teams from the 2019 South American Championship which had not yet qualified to the 2020 Summer Olympics qualified for the tournament.[2] Final standings of the 2019 South American Championship are shown in brackets.
Match won 3–0 or 3–1: 3 match points for the winner, 0 match points for the loser
Match won 3–2: 2 match points for the winner, 1 match point for the loser