Originally Posted by
KARFA
That's rather odd the TFC varied from J to F since the exNBO carrier surcharge (and the other elements of TFC) on BA seems to be the same for J and F.
Oh really? I didn't investigate it further as I was just happy to get an award seat on the day I needed to travel (it rarely works out). It might have been an AY thing, their surcharges never cease to amaze me. HEL-LHR bit is ticketed AY metal AY code in business.