AirHint found the following cheapest return flights from Rome (CIA) to Keflavik (KEF) in August 2026 (see full year).

Return flights

21 Aug - 25 Aug	Ryanair
18 Aug - 25 Aug	Ryanair
29 Aug - 13 Sep	Ryanair
27 Aug - 04 Sep	Ryanair
27 Aug - 03 Sep	Ryanair
29 Aug - 05 Sep	Ryanair
25 Aug - 31 Aug	Ryanair
27 Aug - 31 Aug	Ryanair
01 Aug - 08 Aug	Ryanair
12 Aug - 24 Aug	Ryanair
28 Aug - 06 Sep	Ryanair
22 Aug - 29 Aug	Ryanair
12 Aug - 27 Aug	Ryanair
18 Aug - 26 Aug	Ryanair
18 Aug - 27 Aug	Ryanair
26 Aug - 03 Sep	Ryanair
26 Aug - 02 Sep	Ryanair
14 Aug - 07 Sep	Ryanair
31 Aug - 07 Sep	Ryanair
17 Aug - 01 Sep	Ryanair

Also check the deals for one-way flights from Rome to Keflavik in August.

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 August from 282€

Return flights