AA's standard for a form of payment refund is a schedule change of 90 minutes or more in departure or arrival. It has nothing to do with maintaining the same flight number.
http://www.aa.com/content/agency/Boo...e_240_80.jhtml
Last edited by 3Cforme; Apr 20, 2009 at 9:30 am
Reason: see statement by Deltahater