Now BA Fares from London Heathrow are priced in a slight premium (see additional below) so the sweet spot would need to move up a little on the dimensions. If you have not received a affirmation of the booking by using e-mail, first check into your "spam" or "junk" folder https://businessflightshop.co.uk/blog/explore-baru-a-south-american-caribbean-wonder-by-availing-of-business-class-flight-deals/