Moderator: American AAdvantage
Join Date: May 2000
Location: NorCal - SMF area
Programs: AA LT Plat; HH LT Diamond, Maître-plongeur des Muccis
Posts: 62,948
It could even vary by flights - a call might cost you, but might also get you a less expensive seat if you are flexible. You don't mention your status, but that can make a difference when you call as well.
OTOH if it must be say, AA 110 ORD-FCO, it's probably time to be earning miles.