Usually within a few days (depending on when the restaurant batches transactions to the iDine system). AAdvantage miles batch seems to be on Tuesday evenings (at least for me).
E.g.
Dine on Saturday - usually syncs with the iDine system by Monday/Tuesday, miles post the following Tuesday evening.
Dine on Monday - usually syncs with iDine by Wednesday/Thursday, miles post the following Tuesday evening.
Last edited by JY1024; Jul 30, 2009 at 7:41 am
Reason: Clarification as OP seems was asking about posting to iDine, not AA