A front airbag for vehicles including an airbag cushion may include a rear panel located at the side of a steering wheel and a front panel located at the side of a passenger and having a shape corresponding to the shape of the rear panel, the rear panel and the front panel provided with protruding supports formed at both sides of the lower end portions thereof, a first tether connecting the central part of the front panel, corresponding to a loading position of the passenger's head, to an airbag housing, and second tethers connecting the lower end portion of the front panel, corresponding to a loading position of the passenger's chest, to the airbag housing and having a shorter length than that of the first tether.