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Thread: Are SWUs only valid with Air France on transatlantic Routes to CDG?
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Old Feb 26, 2012 | 6:54 am
  #3  
biancathedog
 
Join Date: Jan 2012
Programs: Skymiles
Posts: 39
Unfortunately yes. Something to do with the JV. Also from what I have seen you can only use them to upgrade from Voyager to Premier voyager.

If it isn't too late try booking with KLM. I have successfully upgraded using SWU on flights from Asia to AMS
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