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

Return flights

23 Dec - 30 Dec	easyJet	direct
31 Dec - 07 Jan	Ryanair
23 Dec - 28 Dec	easyJet	direct
30 Dec - 01 Jan	Ryanair
23 Dec - 08 Jan	easyJet	direct
23 Dec - 01 Jan	easyJet	direct
29 Dec - 31 Dec	Ryanair
26 Dec - 30 Dec	Ryanair
29 Dec - 06 Jan	easyJet
28 Dec - 30 Dec	Ryanair
28 Dec - 06 Jan	Ryanair
29 Dec - 01 Jan	Ryanair
23 Dec - 11 Jan	easyJet	direct
28 Dec - 30 Dec	easyJet	direct
23 Dec - 06 Jan	easyJet	direct
26 Dec - 29 Dec	Ryanair
28 Dec - 15 Jan	easyJet	direct
27 Dec - 31 Dec	Ryanair
27 Dec - 29 Dec	Ryanair
26 Dec - 30 Dec	Icelandair	direct

Also check the deals for one-way flights from Edinburgh 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 Edinburgh to Keflavik in December from 257€

Return flights