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

Return flights

11 Mar - 21 Mar	easyJet
11 Mar - 15 Mar	easyJet
05 Mar - 09 Mar	Wizz Air Malta
02 Mar - 09 Mar	Wizz Air Malta
11 Mar - 18 Mar	easyJet
04 Mar - 08 Mar	easyJet
04 Mar - 14 Mar	easyJet
14 Mar - 21 Mar	easyJet
05 Mar - 12 Mar	Wizz Air Malta
04 Mar - 11 Mar	easyJet
28 Mar - 05 Apr	easyJet
28 Mar - 01 Apr	easyJet
27 Mar - 02 Apr	Aeroitalia
29 Mar - 02 Apr	KLM
28 Mar - 03 Apr	easyJet
27 Mar - 07 Apr	Scandinavian Airlines
29 Mar - 04 Apr	Scandinavian Airlines
31 Mar - 06 Apr	easyJet
29 Mar - 05 Apr	Norwegian
28 Mar - 03 Apr	Icelandair	direct

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

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 March from $188

Return flights