Originally Posted by
BertieBadger
PS - there will be additional fees (BA will no doubt call them "taxes") when applying a UuA from WTP to CW. My last one on that route was around £75 per person, per sector.
Although it is entirely possible that the agent will call the additional charge "taxes" it is no more than additional fee going straight to BA. The last couple of times the charge for me WT+ to CW to the US was £100 per passenger in each direction