Ambassador, British Airways; FlyerTalk Posting Legend
Join Date: Apr 2012
Location: Leeds, UK
Programs: BA GGL/CCR, GfL, HH Diamond
Posts: 42,981
I don't think you can convert offline FTVs to evouchers by request.
BA has been doing some conversions themselves, but you just have to hope you are lucky to have that done for yours. Otherwise you will just have to call to use your offline FTV I am afraid.