The invention discloses a multifunctional travelling bag which comprises a bag body, a cloth cover, a male buckle, female buckles, a solar cell panel, supporting straps, burdening straps, a breathable net, a soft cushion assembly, shoulder straps, connecting straps, a load-bearing strap, a waist cushion and waist straps, wherein the bag body is connected with the cloth cover by virtue of a zipper; an inner side bag is arranged in a position, near the cloth cover, of the bag body; the solar cell panel is arranged in the cloth cover; the male buckle is arranged at the upper end of the interior of the cloth cover; the female buckles are arranged at the upper end of the bag body and the upper end of the inner side bag; a zipper opening is formed in the inner side of the inner side bag; the supporting straps, a net bag and a headset opening are arranged on one side surface of the bag body; the burdening straps are mounted at the bottom of the bag body; a zipper layer is arranged on the bag body; the breathable net and the soft cushion assembly are arranged on the back of the bag body; the two shoulder straps are sewn at the upper end of the back of the bag body; the lower end of each shoulder strap is connected with the bag body by virtue of one connecting strap; the load-bearing strap is arranged between the two shoulder straps; and the waist cushion connected with the waist straps is arranged at the lower end of the back of the bag body. The multifunctional travelling bag has the beneficial effects of firm connection and novel and practical structure, and is capable of charging an electronic product carried by a user.