Join Date: Aug 2011
Location: Barcelona, London, on a plane
Programs: IB+ Gold, TK E+, Hyatt Globalist, Marriott LTP, IHG Diamond
Posts: 14,182
There are no Iberia flights to South Asia. And all partner awards booked via IB+ are non-changeable and non-cancellable.
So, no, there is no downside to moving Avios to BA or Qatar. In fact there is only upside...