Iberia is offering a new promotion, you will get a 50% bonus if you purchase Avios.
The maximum you can buy is 300'000 Avios for 3601€, and they have to be bought until March 01, 2021.
Iberia Avios can also be transferred to your British Airways account, while there are as well some good uses of Iberia Avios.
Some people had some troubles with transferring their Iberia Avios to the BA account while in a household account. But there's a solution for that too:
As often with those promotions, we do not recommend buying points or miles without having a redemption in mind in the near future.
Here a few ideas what you can do with your Avios: