Just as a reference, here are the rules for international departures and intercontinental departures:
(e) Only one intercontinental departure and one intercontinental arrival permitted in each continent except as follows:
1. Two permitted in North America. when one is a transfer without stopover.
2. Two permitted in Asia when one is a transfer without stopover or on direct single plane service between the Southwest Pacific and Europe.
3. For travel to/from or via Ghana, Nigeria, Kenya, Uganda and Tanzania two permitted in Europe when one is a transfer without stopover between
Ghana/Nigeria/Kenya/Uganda/Tanzania and another continent.
(f) Only one international departure and one international arrival from/to the country of origin permitted
EXCEPTION: Two permitted for origin USA when one arrival-departure is a transfer without stopover.
NOTE - travel between USA and Canada is not counted as international.