Originally Posted by
Boghopper
IME the ferry companies are very strict about the time requirements (although it looks like the Macau ferry now says 90 minutes instead of 120 minutes), but once you're at the skypier they don't care.
Last time I check (2 days ago), 90 minutes only if you can do check-in at the Macau pier for a handful of airlines. For the rest, still 120.