FlyerTalk Forums - View Single Post - Upgrade and changing booking class. Milleage accrual?
Old Jan 22, 2014 | 9:01 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
Originally Posted by cityflyer369
You will get the original miles. It can happen though that the system recognizes your flight as an O class flight, in which case you will have to make a retro-claim.
Yes. In my case the system first awarded zero points but then corrected itself without me having to intervene.
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