Originally Posted by
scibuff
If you think about what's required for a boomie from Cx to Cy (back to Cx) to even theoretically work ... you'll immediately know all the possibilities to check (and there are very few for Cy = C6)
Indeed, and that airline is notorious for not opening award space on a number of routes, even simple untricked stuff. Even non-season, economy, etc.
Besides, what for? The gains would be minimal, as a quick look into the award chart will tell you. Certainly not worth the hassle.