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

Return flights

19 Mar - 24 Mar	Ryanair
17 Mar - 24 Mar	Ryanair
07 Mar - 14 Mar	Ryanair
03 Mar - 07 Mar	Ryanair
21 Mar - 24 Mar	Ryanair
18 Mar - 24 Mar	Ryanair
03 Mar - 10 Mar	Ryanair
03 Mar - 09 Mar	Ryanair
12 Mar - 18 Mar	Ryanair
04 Mar - 10 Mar	Ryanair
28 Mar - 02 Apr	Ryanair
12 Mar - 07 Apr	Ryanair
26 Mar - 01 Apr	Ryanair
31 Mar - 29 Apr	Ryanair
28 Mar - 05 Apr	Ryanair
31 Mar - 07 Apr	Ryanair
27 Mar - 07 Apr	Ryanair
26 Mar - 02 Apr	Ryanair
31 Mar - 05 Apr	Ryanair
27 Mar - 04 Apr	Ryanair

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 181€

Return flights