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

Return flights

02 Jul - 10 Jul	Wizz Air Malta
02 Jul - 15 Jul	Wizz Air Malta
01 Jul - 15 Jul	Aeroitalia
17 Jul - 24 Jul	Wizz Air
24 Jul - 03 Aug	Wizz Air
03 Jul - 15 Jul	Ryanair
05 Jul - 08 Jul	Wizz Air
29 Jul - 03 Aug	Wizz Air Malta
01 Jul - 03 Jul	Ryanair
17 Jul - 31 Jul	Wizz Air
04 Jul - 06 Jul	Ryanair
05 Jul - 09 Jul	Wizz Air Malta
26 Jul - 10 Aug	Wizz Air Malta
31 Jul - 03 Aug	Wizz Air
28 Jul - 09 Aug	Wizz Air Malta
31 Jul - 09 Aug	Wizz Air
26 Jul - 03 Aug	Wizz Air Malta
31 Jul - 05 Aug	Wizz Air Malta
30 Jul - 06 Aug	SWISS
28 Jul - 06 Aug	SWISS

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 $311

Return flights