The 2018 Vancouver Whitecaps FC season was the club's eighth season in Major League Soccer, the top division of soccer in the United States and Canada.

Including previous iterations of the franchise, this was the 41st season of professional soccer being played in Vancouver under a variation of the "Whitecaps" name.

Outside of MLS, the Whitecaps played in the 2018 Canadian Championship.

On September 25, with five games remaining in the season the Whitecaps released head coach Carl Robinson along with assistant coaches Martyn Pert, Gordon Forrest and goalkeeper coach Stewart Kerr.

Whitecaps Academy technical director Craig Dalrymple was named acting coach for the remainder of the season.