Originally Posted by
Himeno
It is not possible to have an xONE3 if travel goes through the southern hemisphere.
A few weeks ago, someone reported that
the Online Booking System permits xONE3 routing of
(something like that, I don't remember an exact routing) ORD-DEL-HKG-SYD-LAX.
The rule only says,
For travel ex North America/Asia - when this service is utlised a minimum of 3 continents fare must be charged.
LHR-SYD case is explicitly described as 3 continents routing as SWP-ASIA-Europe. But DEL-ORD is not described as 3 continents routing.