Cheapest return flights from Porto to Keflavik in December from 149€

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

Return flights

08 Dec - 11 Dec easyJet
07 Dec - 11 Dec easyJet
02 Dec - 06 Dec easyJet
06 Dec - 09 Dec easyJet
12 Dec - 15 Dec easyJet
01 Dec - 05 Dec Ryanair
06 Dec - 13 Dec easyJet
05 Dec - 08 Dec easyJet
25 Dec - 31 Dec easyJet
26 Dec - 31 Dec easyJet
26 Dec - 04 Jan easyJet
26 Dec - 03 Jan easyJet
28 Dec - 03 Jan Wizz Air
30 Dec - 03 Jan easyJet
28 Dec - 02 Jan Wizz Air
29 Dec - 03 Jan easyJet
27 Dec - 02 Jan easyJet

Also check the deals for one-way flights from Porto 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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