Originally Posted by themicah
You DO have access.
STE+'s have access to the appropriate lounges on the same-day as an international flight on a skyteam carrier. International means international, not "outside North America" or some such.
When I was Plat, I used the DL CRC at LGA for a LGA-YUL flight without any problems, for example.
I was denied access to the Skyteam lounge on HKG - NRT flight. I was told it was because my plat card was a US domesic card.