These days on the day I fly I put in a claim for missing points and they're usually in my account 2-3 days later.
Did an experiment for flights from the 20th May, same flights, same info, I put a missing points claim in, mum did not. My SC and points posted 2 days later. Mum's didn't.
Did an experiment for flights from the 20th May, same flights, same info, I put a missing points claim in, mum did not. My SC and points posted 2 days later. Mum's didn't.