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Thread: Buy upgrade on board - really ?
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Old Feb 18, 2018 | 4:20 am
  #3  
KLflyerRalph
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15 Years on Site
 
Join Date: May 2010
Programs: Delta Silver, HH Gold, Accor Gold, IHG Platinum
Posts: 5,395
On KLM the purser can even approach PAX with sufficient miles and offer a paid upgrade. Paying by creditcard is also possible.
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