There is provided a liquid ejecting apparatus including: a main tank, a sub tank, a liquid ejecting head, a first supply channel member, a second supply channel member, and a pump device. The first liquid supply channel includes an upstream-side supply channel, and a downstream-side supply channel. The pump device includes a first chamber, a second chamber, and a transfer-force applying section. The first chamber inlet is connected to a downstream-side end portion of the upstream-side supply channel. The first chamber outlet and the second chamber inlet are connected to the transfer-force applying section. The second chamber outlet is connected to the downstream-side supply channel. The first chamber outlet is provided to an upper-end portion of the first chamber. The second chamber outlet is provided to an upper-end portion of the second chamber.