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Thread: Changing from CO to Delta or Alaska...Input?
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Old Jan 12, 2009 | 11:58 am
  #4  
925
 
Join Date: Jul 2003
Location: Seattle, WA
Programs: Marriott Titanium
Posts: 2,861
The problem with crediting CO miles to DL is that you will lose any chance of CO upgrades. EWR is so far from SEA.

I had never heard of the DL-AS reciprocol upgrades. Can someone post a link?
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