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

Return flights

05 Dec - 10 Dec	Austrian Airlines	direct
05 Dec - 08 Dec	KLM
23 Dec - 30 Dec	Austrian Airlines	direct
05 Dec - 07 Dec	KLM
04 Dec - 08 Dec	KLM
05 Dec - 08 Dec	Austrian Airlines	direct
11 Dec - 14 Dec	easyJet
04 Dec - 08 Dec	Austrian Airlines	direct
13 Dec - 14 Dec	easyJet
28 Dec - 01 Jan	KLM
28 Dec - 04 Jan	Wizz Air Malta
28 Dec - 02 Jan	KLM
29 Dec - 02 Jan	KLM
28 Dec - 02 Jan	Austrian Airlines	direct
28 Dec - 04 Jan	Austrian Airlines	direct
28 Dec - 01 Jan	SWISS	direct

Also check the deals for one-way flights from Basel 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 Basel to Vienna in December from $208

Return flights