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

Return flights

02 Oct - 07 Oct	Wizz Air
04 Oct - 07 Oct	Wizz Air Malta
02 Oct - 12 Oct	Wizz Air
22 Oct - 25 Oct	Wizz Air Malta
03 Oct - 07 Oct	Wizz Air
02 Oct - 11 Oct	Wizz Air
09 Oct - 12 Oct	Wizz Air Malta
08 Oct - 15 Oct	Wizz Air Malta
03 Oct - 12 Oct	Wizz Air
04 Oct - 11 Oct	Wizz Air Malta
29 Oct - 02 Nov	Wizz Air
31 Oct - 03 Nov	Wizz Air
31 Oct - 09 Nov	Wizz Air
30 Oct - 04 Nov	Ryanair
24 Oct - 01 Nov	Wizz Air
28 Oct - 03 Nov	Ryanair
25 Oct - 01 Nov	Wizz Air Malta
26 Oct - 02 Nov	Ryanair
26 Oct - 02 Nov	Icelandair	direct

Also check the deals for one-way flights from Rome 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 Rome to Keflavik in October from $195

Return flights