Originally Posted by KathyWdrf
No guarantees.... among other reasons, the upgrade waitlist could very well be longer than the number of biz class tix you purchased and then cancelled. @:-)
But, hey, go ahead and try it and tell us how well it worked! You first....

Exactly! There are some airlines like AS that have a very limited transcon flights and are almost always full especially in first, and like you said the wait list can be longer then available seats.