Cheapest return flights from Luxemburg to Keflavik in December from 217€

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

Return flights

14 Dec - 21 Dec KLM
15 Dec - 19 Dec KLM
22 Dec - 29 Dec easyJet
28 Dec - 07 Jan Ryanair
27 Dec - 07 Jan Ryanair
23 Dec - 27 Dec Ryanair
23 Dec - 30 Dec Lufthansa
28 Dec - 05 Jan easyJet
28 Dec - 01 Jan KLM
28 Dec - 02 Jan Lufthansa
28 Dec - 04 Jan Ryanair

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

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