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Old Mar 28, 2020 | 4:00 pm
  #2267  
RedChili
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15 Years on Site
 
Join Date: May 2008
Location: ARN
Posts: 3,605
It's upgraded by. The upgrade must take place before the expiry date. If you book the flight on March 25, call to make an upgrade on March 27, and the upgrade is put on a waiting list and the actual upgrade clears on April 2, it's not valid. The actual upgrade must take place before March 31.
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