Originally Posted by
DeathSlam
My interpretation was that the OP is seeking a voluntary change. Changes due to IRROPS are a different kettle of fish for several reasons.
I wasn't sure in that BA might claim a 3 hour delay is fine and not an irrop! But in any case the OP wasn't entirely clear stating their return journey had a very long connection time and so wasn't a worry. Our experience is you have to watch bookings via Doha where the system will book connecting flights, which while conforming to MCT leave no leeway for even the slightest delay.