FlyerTalk Forums - View Single Post - Complementary upgrades as early as 96 hours before departure
Old Oct 2, 2023 | 2:13 pm
  #14  
gmt4
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5 Years on Site
 
Join Date: Mar 2018
Programs: UA 1K, AA EXP. Hilton Diamond
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Originally Posted by vicontt
I understand all that, and UA is within their right to structure upgrade process the way they see fit for their business model.

What they legally can't do, though, is to advertise a process which doesn't exist.
It does exist. A lot of us have had it happen. And other times we don't get upgraded at all. Its just how it goes.

I suggest you read up on the T&Cs for CPUs on the united.com upgrades page, specifically the chart where it says "confirmation as early as." They never make a guarantee of anything.

MileagePlus Upgrades | Eligibility & Upgrade Types | United Airlines
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