Provided is a cable with a connector (1) having a form in which a connector is fitted to a cable (6). A housing (2) of the connector is constituted by two case members (2a, 2b). A root portion of the cable (6) is covered with a boot (8) made of a resin, and a flange (8a) is formed in the boot (8). Inside the boot (8), a stop ring (10) made of a metal is arranged. The stop ring (10) allows a transmission line (6a) to be inserted through a main body thereof having a cylinder shape, and a jacket (6b) is covered on its outer side. A flange (10a) is also formed in the stop ring (10), and the flange (10a) and the flange (8a) are inserted into grooves (2c, 2d) in an overlapped state.