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

Return flights

01 Dec - 22 Dec	China Southern
23 Dec - 27 Dec	Air New Zealand
25 Dec - 08 Jan	Jetstar
25 Dec - 12 Jan	Jetstar
15 Dec - 22 Dec	China Southern
28 Dec - 28 Jan	Jetstar
21 Dec - 04 Jan	Jetstar
31 Dec - 24 Jan	Jetstar
15 Dec - 21 Dec	China Southern
26 Dec - 12 Jan	Singapore Airlines
18 Dec - 18 Jan	Jetstar
19 Dec - 18 Jan	Singapore Airlines
26 Dec - 08 Jan	Singapore Airlines
15 Dec - 12 Jan	China Southern

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 1012€

Return flights