A method, system, and structure are provided for implementing a flex circuit cable and connector with a dual shielded air plenum. A flex circuit cable is provided with a connector. The flex circuit cable includes a stack of three spaced flex cable members with a plurality of gasket separators that are configured to form a pair of air plenums between the inner flex cable member and the respective outer flex cable members carrying cooling air coupled to the connector. The respective outer flex cable members together with the gasket separators provide a shielding function.