Originally Posted by
YVR4Ever
As a Star G (Aeroplan SE) with United Silver, on a mixed itinerary ticket (AC first), is there any way to get access to the E+ at check in other than luck of the draw? The agent I spoke to said I can only get those benefits if I use my MP number for the whole itinerary, which of course I am not going to to do on the AC segments.
You could absolutely change to your UA number on UA segments. Just pull up the UA reservation on UA’s website and put the number in there. And double and triple check that your AC number shows up on AC. You can change the frequent flier number online or by calling easily even if its day of.