Originally Posted by BMGfan

Quick question, lets say I book two award tix on a flight, one in economy and one in biz as part of a larger biz class mini-rtw. I'm fairly confident that a second biz class seat will open up because I've been watching award space patterns for the last weeks. Can I change the economy spot to biz without paying the $90? I know the scamcharges will go up for sure, but will I have to pay the change fee?