You certainly can, simply let us know your membership number and order number. We can credit all Avios that would have been earned up to 6 months after the purchase date.
We regret after this date it is not possible to credit Avios from purchases.
To open your British Airways Club account you would need to go to www.ba.com as we are unable to access their systems.
Please contact us via our Live Chat services which are open from 9am-5pm Monday to Friday. This EXCLUDES Bank Holidays. You can access our chat by clicking on the chat icon in the bottom right of our help centre pages.
You can also contact us via shopsupport@avios.com
We will respond to all queries within 1 working day.
View our full Terms & Conditions here