A lane departure prevention apparatus is configured for reducing risk of a vehicle while preventing lane departure. The lane departure prevention apparatus basically comprises a lane departure tendency determining section, a running condition determining section and a braking force control section. The lane departure tendency determining section determines a lane departure tendency of the host vehicle from a driving lane. The running condition determining section determines a running condition of the host vehicle. The braking force control section controls a braking force to selectively produce at least one of a yaw moment on the host vehicle in accordance with the lane departure tendency of the host vehicle to avoid departure of the host vehicle from the driving lane, and a deceleration on the host vehicle in accordance with the running condition of the host vehicle.