Originally Posted by
Gardyloo
..First, I doubt if you'll earn tier points on the AKL-PPT segment as it's not operated by a Oneworld carrier. I believe the same would go for any segments in a Global Explorer operated by a non-Oneworld member, such as Alaska Airlines in the US, etc.
Alaska Airlines is a BA partner and earns avios, but not tier points.
http://www.britishairways.com/en-gb/...-avios/flights