The travel operator confirmed that three cross-Solent sailings from Portsmouth Harbour and three from Ryde Pier Head have been axed.
The firm has apologised for the disruption to the service.
The sailings affected include the 6.15pm, 7.20pm and 8.20pm trips from Portsmouth Harbour and the 6.45pm, 7.47pm and 8.52pm from Ryde Pier Head.