Join Date: Jul 2001
Location: Boston, Jo'burg, HK
Programs: AA EXP, Hyatt Lifetime Diamond, CX Gold, Mrs. Pickles travels for free
Posts: 13,857
I'd say ICN for layout and HKG for overall efficiency, although the walk to/from the gate can be murder. To their defense, the moving walkways always work and the train is quick. SIN is another contenda.