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

Return flights

31 Dec - 31 Jan	Hong Kong Airlines
19 Dec - 15 Jan	Xiamen Airlines
02 Dec - 16 Dec	Cathay Pacific
01 Dec - 18 Dec	ANA
16 Dec - 30 Dec	T'way Air
10 Dec - 17 Dec	Air China
01 Dec - 20 Dec	Air China
01 Dec - 21 Dec	Cathay Pacific
30 Dec - 15 Jan	Xiamen Airlines
03 Dec - 27 Dec	Hong Kong Airlines
14 Dec - 31 Jan	T'way Air
11 Dec - 25 Dec	Hong Kong Airlines
16 Dec - 08 Jan	T'way Air
16 Dec - 10 Jan	T'way Air
16 Dec - 01 Jan	T'way Air
24 Dec - 23 Jan	Hong Kong Airlines
16 Dec - 31 Dec	T'way Air
26 Dec - 06 Jan	Hong Kong Airlines
27 Dec - 09 Jan	Hong Kong Airlines
01 Dec - 14 Dec	Air Canada

Also check the deals for one-way flights from Vancouver 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 Vancouver to Bangkok in December from $695

Return flights