AirHint found the following cheapest return flights from Poznan (POZ) to Keflavik (KEF) in October 2025 (see full year).

Return flights

06 Oct - 14 Oct	Ryanair
05 Oct - 07 Oct	Ryanair
05 Oct - 14 Oct	Ryanair
12 Oct - 14 Oct	Ryanair
08 Oct - 10 Oct	Ryanair
09 Oct - 10 Oct	Ryanair
12 Oct - 13 Oct	LOT
11 Oct - 11 Oct	Ryanair
10 Oct - 10 Oct	Scandinavian Airlines
12 Oct - 12 Oct	Ryanair

Also check the deals for one-way flights from Poznan to Keflavik in October.

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 Poznan to Keflavik in October from $228

Return flights