Originally Posted by
esc2476
On a more serious note, I’m surprised they’re aiming at a Delta hub, but they may also be trying elsewhere and the size of the airport may be too much to ignore Delta or not.
This is isn't the first DL hub that Amex has a lounge at. SEA is a much smaller airport than ATL and they even put the Centurion lounge right next to the DL lounge.