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

Return flights

04 Dec - 07 Dec	transavia	direct
03 Dec - 21 Dec	transavia	direct
03 Dec - 19 Dec	transavia	direct
01 Dec - 07 Dec	transavia	direct
07 Dec - 12 Dec	transavia	direct
04 Dec - 08 Dec	transavia	direct
03 Dec - 08 Dec	transavia	direct
10 Dec - 14 Dec	transavia	direct
14 Dec - 19 Dec	transavia	direct
14 Dec - 21 Dec	transavia	direct
31 Dec - 07 Jan	transavia	direct
03 Dec - 05 Jan	transavia
18 Dec - 08 Jan	easyJet
23 Dec - 01 Jan	easyJet
31 Dec - 05 Jan	transavia
18 Dec - 08 Jan	transavia	direct
22 Dec - 01 Jan	easyJet
24 Dec - 01 Jan	easyJet
28 Dec - 01 Jan	easyJet
30 Dec - 07 Jan	easyJet

Also check the deals for one-way flights from Amsterdam 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 Amsterdam to Keflavik in December from 155€

Return flights