Cheapest return flights from Lisbon to Keflavik in January from 137€

AirHint found the following cheapest return flights from Lisbon (LIS) to Keflavik (KEF) in January 2026 (see full year).

Return flights

12 Jan - 19 Jan easyJet
17 Jan - 19 Jan easyJet
21 Jan - 25 Jan easyJet
15 Jan - 19 Jan easyJet
12 Jan - 15 Jan easyJet
22 Jan - 25 Jan easyJet
12 Jan - 16 Jan easyJet
14 Jan - 19 Jan easyJet
22 Jan - 05 Feb easyJet
23 Jan - 29 Jan easyJet
18 Jan - 25 Jan easyJet
30 Jan - 05 Feb easyJet
26 Jan - 01 Feb easyJet
22 Jan - 26 Feb easyJet
29 Jan - 01 Feb easyJet
25 Jan - 01 Feb easyJet
29 Jan - 02 Feb easyJet
29 Jan - 01 Feb Icelandair direct
12 Jan - 15 Feb easyJet
22 Jan - 26 Feb Icelandair direct

Also check the deals for one-way flights from Lisbon to Keflavik in January.

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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