Originally Posted by
FrancisA
One of the few quirks with this is that it can lead to domestic flights appearing as Business UK flights and thus offering lounge access, even though the main long haul flight (in WTP for instance) does not.
Another few quirks are that a WTP fare will typically book a shorthaul connector in to a Y/B/H fare which is upgradeable to CE, also that 2 class domestic AA/US connectors will book in to a first class fare bucket earning F TP's (except where booked under a BA code which has a J/I fare bucket).