The German airline group wants to avoid purchasing a controlling stake in TAP because it doesn't require approval from European Union antitrust authorities.
The Airbus A321XLR is due to make its commercial debut in just a few months, but the aircraft has found itself caught in the middle of a major dispute.
Loyalty programs are huge business for many airlines, with fierce competition for well-heeled frequent fliers. BA will be hoping these changes make its Avios scheme more attractive to existing and future customers.
In this week's edition of the Airline Weekly Lounge Podcast, Gordon Smith and Jay Shabat examine the latest results from IAG to find out how they compare with Air France-KLM.