Bastia found few home comforts in their relocated clash with Guingamp as they were held to a 0-0 draw.
PSG went top of Ligue 1 for the first time this season after title-rivals Lyon lost 2-1 at home to 10-man Nice on Saturday.
Champions League-chasing Monaco moved to within three points of third-placed Marseille with a 3-0 win over Bastia.
Monaco were 3-0 victors at home to nine-man Bastia in Ligue 1 on Friday night, while Guingamp won 2-1 at Nice.
Bastia claimed a 2-1 comeback win over nine-man Nice in an ill-tempered match at Stade Armand-Cesari-Furiani.
Lorient boosted their Ligue 1 survival hopes with a 2-0 win at home to in-form Bastia.