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

Return flights

12 Oct - 15 Oct	Wizz Air Malta
09 Oct - 15 Oct	Wizz Air Malta
07 Oct - 15 Oct	Wizz Air Malta
12 Oct - 16 Oct	Wizz Air Malta
09 Oct - 16 Oct	Wizz Air Malta
08 Oct - 15 Oct	Wizz Air Malta
07 Oct - 10 Oct	Wizz Air Malta
01 Oct - 06 Oct	Wizz Air Malta
02 Oct - 06 Oct	Aeroitalia
18 Oct - 27 Oct	easyJet
25 Oct - 04 Nov	Wizz Air Malta
29 Oct - 12 Nov	Wizz Air Malta
30 Oct - 04 Nov	Ryanair
31 Oct - 04 Nov	Wizz Air
29 Oct - 03 Nov	Wizz Air Malta
27 Oct - 02 Nov	ITA Airways
24 Oct - 03 Nov	Wizz Air
29 Oct - 02 Nov	ITA Airways
28 Oct - 02 Nov	Wizz Air Malta
26 Oct - 02 Nov	Ryanair

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 175€

Return flights