Originally Posted by
zoombee
. A potential concern given how actively BA revenue management is experimenting with varying availability based on not just point of commencement but also new bookings vs existing bookings. The ability to date change ex DUB is not just about fare rules but also if BA allows the necessary availability for existing ex DUB transatlantic flights rather than holding it only for new ex DUB bookings or of course only for ex UK bookings.
This is a major deal breaker for me since I always change the return flight (to go back next summer). I have seen this in practice with ANA less commonly with SQ - and it is not pretty. Maybe pony up for a higher fare with AA but have peace of mind.