Originally Posted by
bennos
Unless I were swimming in miles, I wouldn't go out of my way to upgrade VS W to J, except on the A350 (which has both VS' worst W configuration and its best J seat by far).
This doesn't apply for OP if he's going to end up flying out of CDG, but for non-elites (or FO/GM), the UG on the return would also get you access to the LHR Clubhouse.