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Thread: Skymiles on Korean Air (upgrade)
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Old Jul 12, 2012, 10:28 pm
  #2  
mainbill
 
Join Date: Jan 2010
Location: LAX
Posts: 380
I'm not sure about the upgrade with DL miles, but keep in mind KE requires upgradable fares to upgrade with KE miles which costs about 1.5 times the discount economy.
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