Cheapest return flights from London to Keflavik in December from $87

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

Return flights

06 Dec - 11 Dec easyJet direct
01 Dec - 11 Dec easyJet direct
16 Dec - 22 Dec easyJet direct
08 Dec - 11 Dec easyJet direct
11 Dec - 15 Dec easyJet direct
09 Dec - 15 Dec easyJet direct
06 Dec - 08 Dec easyJet direct
13 Dec - 17 Dec easyJet direct
11 Dec - 16 Dec easyJet direct
13 Dec - 16 Dec easyJet direct
31 Dec - 07 Jan easyJet direct
23 Dec - 01 Jan easyJet direct
31 Dec - 06 Jan easyJet direct
31 Dec - 01 Jan easyJet direct
29 Dec - 09 Jan easyJet direct
20 Dec - 01 Jan easyJet direct
27 Dec - 06 Jan easyJet direct
15 Dec - 05 Jan easyJet direct
31 Dec - 04 Jan easyJet direct
30 Dec - 06 Jan easyJet direct

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

Skyscanner

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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