Originally Posted by
headinclouds
...Also, the JFK-GRU-SCL-EZE-GRU-xJFK-HKG routing that the OP initially listed violates the return to country of origin rule, even if it is a transit...
Not in this case.
133N . 6. 1 INTERNATIONAL DEPARTURE AND 1 INTERNATIONAL
134N . ARRIVAL FROM/TO THE COUNTRY OF ORIGIN PERMITTED.
135N . EXCEPTION: ORIGINATING USA - 2 PERMITTED WHEN 1
136N . ARRIVAL-DEPARTURE IS A TRANSIT WITHOUT STOPOVER.