FlyerTalk Forums - View Single Post - Eupgrade on AC flight, on a United itinerary?
Old Mar 22, 2018 | 11:34 am
  #4  
flyquiet
 
Join Date: Aug 2012
Programs: AC E35K, NEXUS
Posts: 4,368
At the airport.

If you are travelling on a codeshare flight operated by Air Canada (e.g., a flight marketed by United Airlines but operated by Air Canada), you may only request an upgrade with an Air Canada agent at the airport, or at the departure gate on your day of travel.
https://www.aircanada.com/ca/en/aco/...s/request.html
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