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

Return flights

03 Dec - 08 Dec	Air China
22 Dec - 13 Jan	Air India
27 Dec - 04 Jan	Air India
25 Dec - 03 Jan	Air India
12 Dec - 11 Jan	Air China
26 Dec - 03 Jan	Air India
27 Dec - 03 Jan	Air India
24 Dec - 01 Jan	Air China
23 Dec - 01 Jan	Thai VietJet Air
22 Dec - 04 Jan	Air India
26 Dec - 09 Jan	Air Arabia
11 Dec - 16 Dec	Air Arabia
24 Dec - 31 Dec	Air Arabia
26 Dec - 30 Dec	Finnair
23 Dec - 30 Dec	Finnair
15 Dec - 29 Dec	Finnair
19 Dec - 29 Dec	Finnair
20 Dec - 29 Dec	Finnair
19 Dec - 28 Dec	Finnair
21 Dec - 26 Dec	China Airlines

Also check the deals for one-way flights from Bangkok to Vienna 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 Bangkok to Vienna in December from $675

Return flights