Originally Posted by
Andriyko
Keep checking your booking online at MMB. Your booking class does not affect whether or not you'll be offered a POUG - it only matters for Avios upgrades.
It's not actually LHR > BOM direct, it's EDI > LHR > BOM - and in years of travelling EDI > LHR > wherever with BA I have
never been offered an upgrade at MMB or OLCI. I don't think they do them if you have a connecting flight