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

Return flights

29 Jul - 06 Aug	Finnair
25 Jul - 06 Aug	Wizz Air Malta
23 Jul - 06 Aug	Finnair
26 Jul - 06 Aug	Finnair
27 Jul - 06 Aug	Finnair
28 Jul - 04 Aug	Finnair
30 Jul - 06 Aug	Wizz Air
15 Jul - 25 Jul	Wizz Air
01 Jul - 05 Jul	Wizz Air
25 Jul - 05 Aug	Ryanair
04 Jul - 13 Jul	Ryanair
21 Jul - 29 Jul	Ryanair
17 Jul - 26 Jul	Scandinavian Airlines
19 Jul - 26 Jul	Scandinavian Airlines
01 Jul - 07 Jul	Wizz Air
04 Jul - 15 Jul	Ryanair
27 Jul - 30 Jul	Scandinavian Airlines
15 Jul - 19 Jul	Wizz Air
22 Jul - 02 Aug	Wizz Air
29 Jul - 10 Aug	Ryanair

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

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 July from $346

Return flights