Originally Posted by
emcampbe
Also, unless things have changed, AC flights were still split between the A and G concourses last time I was there and you can't connect to them airside. UA, SQ and BR all depart from G. So if your flight departs from the A concourse, you won't be able to access any of the regular *A lounges.
Not recently; in the A concourse I've always been directed to the Delta lounge, for *G.