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

Return flights

11 Dec - 15 Dec	Wizz Air Malta
13 Dec - 17 Dec	Wizz Air Malta
08 Dec - 09 Dec	Ryanair
07 Dec - 11 Dec	Wizz Air Malta
06 Dec - 13 Dec	Wizz Air Malta
03 Dec - 06 Dec	Ryanair
09 Dec - 16 Dec	easyJet
05 Dec - 12 Dec	Ryanair
05 Dec - 08 Dec	Ryanair
04 Dec - 10 Dec	Ryanair
29 Dec - 06 Jan	Ryanair
26 Dec - 01 Jan	Ryanair
28 Dec - 06 Jan	Wizz Air Malta
28 Dec - 01 Jan	Wizz Air Malta
26 Dec - 04 Jan	Ryanair
28 Dec - 05 Jan	Wizz Air Malta
25 Dec - 04 Jan	Wizz Air
28 Dec - 02 Jan	Wizz Air Malta

Also check the deals for one-way flights from Valencia 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 Valencia to Keflavik in December from 221€

Return flights