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

Return flights

10 Dec - 17 Dec	Wizz Air Malta
03 Dec - 10 Dec	Ryanair
19 Dec - 26 Dec	Ryanair
04 Dec - 11 Dec	Ryanair
17 Dec - 24 Dec	Wizz Air Malta
18 Dec - 22 Dec	Wizz Air Malta
19 Dec - 21 Dec	Ryanair
24 Dec - 31 Dec	Wizz Air Malta
28 Dec - 05 Jan	Ryanair
27 Dec - 31 Dec	Ryanair
26 Dec - 06 Jan	Ryanair
28 Dec - 01 Jan	Ryanair
29 Dec - 04 Jan	Ryanair
26 Dec - 03 Jan	Ryanair
29 Dec - 02 Jan	Ryanair

Also check the deals for one-way flights from Vienna to Keflavik 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 Vienna to Keflavik in December from 219€

Return flights