FlyerTalk Forums - View Single Post - Upgrade chances into SFO from ATL, DTW, MSP compared?
Old Jun 26, 2017 | 9:38 am
  #11  
ty97
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Join Date: May 2008
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Most of my connections, when I need to connect, are through ATL or DTW. Across the board, I find ATL flights a significantly harder upgrade than DTW flights.
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