China Southern are having a mid-year flash sale and are offering cheap fares to various destinations in China. Fares include bags, meals and seat selection. This is the cheapest I've seen flights from Christchurch to places like Shanghai.
Find the cheap fares on Google Flights then book directly.
Travel period: 1 November 2018 - 30 November 2018, 8 January 2019 - 6 February 2019, 18 February 2019 - 28 March 2019
Auckland to Chengdu via Guangzhou is $509, but Auckland to Guangzhou is $864. Where's the logic in that…