Originally Posted by
Academic
Is this really the case? I'm sure I've dropped into the Domestic MLL from a connecting domestic flight before heading to the Int'l area. But I've not been flying recently and I'm misremembering.
the lounge agents won’t stop you it is CATSA. If you’re already in the domestic area from a connecting flight you can stay as long as you want and use the domestic lounges if you want. However, starting in Toronto a transborder BP isn’t getting you into the domestic or international area.