Old Jul 7, 14, 6:46 am
  #3  
layz
FlyerTalk Evangelist
 
Join Date: Mar 2006
Location: Mostly UK
Programs: Mucci Extraordinaire, Hilton Diamond, BA Gold (ex BD)
Posts: 10,662
Only if you have a semi-flex (the ones that allow free same day changes) or fully flex fare and seats are available on the earlier service.

Otherwise it'd be change fee + fare difference.
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