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

Return flights

16 Dec - 13 Jan	easyJet	direct
16 Dec - 20 Dec	easyJet	direct
02 Dec - 06 Dec	easyJet	direct
09 Dec - 13 Dec	easyJet	direct
09 Dec - 09 Dec	easyJet
13 Dec - 16 Dec	easyJet
06 Dec - 09 Dec	easyJet
09 Dec - 12 Dec	easyJet
01 Dec - 04 Dec	Jet2	direct
13 Dec - 16 Dec	easyJet	direct
23 Dec - 27 Dec	easyJet	direct
27 Dec - 01 Jan	easyJet
30 Dec - 03 Jan	easyJet	direct
29 Dec - 02 Jan	easyJet

Also check the deals for one-way flights from Birmingham 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 Birmingham to Keflavik in December from $114

Return flights