Pauline Krawczyk led five players in double figures with 17 points as Bourges kept the pressure on US Valenciennes at the top of the table with a win over Stade Clermontois.
The French giants led only 53-51 at half-time but pulled away in the second half for an 86-69 triumph.
US Valenciennes won the latest round of their great rivalry against Bourges Basket on Saturday evening behind a superlative effort from Kristi Harrower.
The Australian international guard,who has been an excellent addition to USVO this season and helped them qualify for the EuroLeague Women Final Four, had 18 points as USVO won 74-64.
US Valenciennes had their attention on the French top flight on Saturday but later this month they will focus on the EuroLeague Women with a showdown against hosts Gambrinus Brno set for the Final Four.
Laurent Buffard's USVO beat Strasbourg 70-58 behind Sandrine Gruda's 15 points.
Gambrinus Sika Brno edged Bourges Basket 70-69 to reach the EuroLeague Women Final Four and cap one of the most closely fought play-off ties in recent memory.
In an amazing quarter-final series, the visiting side won each time.
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