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

Return flights

09 Dec - 24 Dec	Qantas
09 Dec - 22 Dec	Qantas
09 Dec - 23 Dec	Qantas
07 Dec - 22 Dec	Qantas
08 Dec - 22 Dec	Qantas
06 Dec - 22 Dec	Qantas
23 Dec - 06 Jan	Singapore Airlines
27 Dec - 09 Jan	Singapore Airlines
24 Dec - 07 Jan	Air New Zealand
01 Dec - 14 Dec	Emirates
26 Dec - 17 Jan	Qantas

Also check the deals for one-way flights from Wellington 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 Wellington to Bangkok in December from $1109

Return flights