Originally Posted by
riga
Recently remembered that I had an airmiles account - now converted to avios. logged in and saw the option of converting all miles to the BA account. This would be the best way of keeping track of them, but is there any advantage in keeping the separate account open, eg special offers not on the main BA site?
Yes, avios do have their own set of promotions, which are distinct from BAEC. In addition, the partners are not identical. For instance, you can redeem ex-airmiles avios on Eurostar.
So yes: it does make sense to keep an avios account.