Originally Posted by
Gardyloo
As a general rule, I don't know of any AA codes on routes that don't (a) immediately connect from, or connect to, an AA-metal flight, and/or (b) begin or end in the USA.
I think that's right. The only exception seems to be AA codes on QF flights across the Tasman from SYD to AKL etc - they don't connect from AA metal per se in SYD (but do connect from the AA code-share)