An interior layout of an aircraft cabin including a set of aircraft seats arranged in the aircraft cabin. Each set includes two rows of seats arranged transversely in relation to the longitudinal axis of the cabin in which they are located and a single longitudinal aisle allows access to the transverse rows. The two transverse rows are arranged opposite one another and a transverse aisle separates the two rows of seats. In each row of seats, at least one seat is located on one side of the longitudinal aisle and at least two seats are located on the other side of the longitudinal aisle.