AirHint found the following cheapest return flights from Christchurch (CHC) to Bangkok (BKK) in December 2025 (see full year).

Return flights

23 Dec - 25 Dec	Jetstar
10 Dec - 08 Jan	Jetstar
31 Dec - 15 Jan	Jetstar
31 Dec - 14 Jan	Jetstar
31 Dec - 11 Jan	Jetstar
05 Dec - 04 Jan	China Southern
23 Dec - 08 Jan	Air New Zealand
05 Dec - 03 Jan	China Southern
15 Dec - 04 Jan	China Southern
31 Dec - 13 Jan	Jetstar
05 Dec - 06 Jan	Singapore Airlines

Also check the deals for one-way flights from Christchurch to Bangkok in December.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Christchurch to Bangkok in December from 1007€

Return flights