Cheapest return flights from London to Keflavik in December from 216€

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

Return flights

31 Dec - 07 Jan Wizz Air
31 Dec - 28 Jan easyJet direct
31 Dec - 29 Jan easyJet direct
31 Dec - 21 Jan easyJet direct
31 Dec - 30 Jan easyJet direct
31 Dec - 07 Jan TUI direct
31 Dec - 15 Jan easyJet direct
31 Dec - 23 Jan easyJet direct
30 Dec - 13 Jan Wizz Air
31 Dec - 16 Jan easyJet direct
24 Dec - 31 Dec TUI direct
21 Dec - 25 Dec Scandinavian Airlines
22 Dec - 26 Dec Scandinavian Airlines
24 Dec - 28 Dec TUI direct
21 Dec - 26 Dec Scandinavian Airlines
22 Dec - 27 Dec Scandinavian Airlines
22 Dec - 30 Dec Scandinavian Airlines
31 Dec - 31 Dec easyJet
22 Dec - 31 Dec Scandinavian Airlines
23 Dec - 28 Dec Icelandair direct

Also check the deals for one-way flights from London to Keflavik in December.

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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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