>Which ones have that been, and when? Just in the past year alone for me: TPE, BKK, NRT, HND, FRA, CTS. All have much better layouts, more clever controls of i

>Which ones have that been, and when? Just in the past year alone for me: TPE, BKK, NRT, HND, FRA, CTS. All have much better layouts, more clever controls of in-terminal foot traffic, and better amenities than most US airports. The international airports that were closest to US airports in terms of quality were DUB, WAW and ITM.