FlyerTalk Forums - View Single Post - FAQ: Miles + Copay Upgrade / Upgrades (master thread)
Old Jan 3, 2017, 8:46 pm
  #162  
Yoshi212
 
Join Date: Dec 2009
Location: New York, NY
Programs: AA Gold. UA Silver, Marriott Gold, Hilton Diamond, Hyatt (Lifetime Diamond downgraded to Explorist)
Posts: 6,776
The procedure doesn't vary much but are dependent upon the rules of the program

https://www.aa.com/i18n/aadvantage-p...r-airlines.jsp

http://www.britishairways.com/en-us/...ing-with-avios

Requesting a MOD move this to the AA or OneWorld forum.
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