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Thread: B-ups and Mileage Plus
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Old Sep 9, 2010 | 5:14 pm
  #1  
TommyC80
 
Join Date: Oct 2007
Location: Frozen in Carbonite
Programs: UA Aluminum 0.6MM, Bonvoy Life Sentence, Hyatt Eliteist, AA Super Plutonium
Posts: 2,878
B-ups and Mileage Plus
If I book a flight on CO with my onepass #, take the B-up then change the FF# to my Premier Executive MP account will I lose my upgrade?
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