Originally Posted by
mre5765
The delta website is rather brutal, and it is hard to be sure, but there might be a skyclub at MCO. If so, your Amex Plat card will get you in.
Note that the Delta club is on the opposite side of the MCO terminal (on the Hyatt Hotel side), and uses a different TSA checkpoint than AA//US/UA. There is no connectivity between the two air sides either; ie. you can't walk or tram from AA to DL without leaving each other's security.