Originally Posted by
LAXOGG
Now that UDU is in effect, no more instant y/b upgrades outside of the status windows....
There are still plenty of Y/B/H/Q-Ups in select markets, though.
Also worth noting UA's previous Y/B-Up policy only applied to proper YUA and BUA fares. This was fare more limiting than CO's policy, which applies to any Y/B fare.