woocommerce_continue_shopping_redirect
// define the woocommerce_continue_shopping_redirect callback
function filter_woocommerce_continue_shopping_redirect( $var ) {
// make filter magic happen here...
return $var;
};
// add the filter
add_filter( 'woocommerce_continue_shopping_redirect', 'filter_woocommerce_continue_shopping_redirect', 10, 1 );