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

Return flights

23 Jan - 27 Jan	Wizz Air	direct
16 Jan - 23 Jan	Wizz Air
01 Jan - 10 Jan	Wizz Air	direct
01 Jan - 17 Jan	Wizz Air	direct
01 Jan - 03 Jan	Wizz Air	direct
01 Jan - 05 Jan	Wizz Air	direct
07 Jan - 10 Jan	Wizz Air	direct
07 Jan - 17 Jan	Wizz Air	direct
17 Jan - 21 Jan	LOT
17 Jan - 17 Jan	Scandinavian Airlines

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

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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Cheapest return flights from Warsaw to Keflavik in January from 140€

Return flights