Cheapest one-way flights from Rome to Keflavik in December from 81€

Best time to book flights for Rome (ROM) to Keflavik (KEF) flights at AirHint

AirHint found the following cheapest one-way flights from Rome (ROM) to Keflavik (KEF) in December 2025 (see full year).

One-Way flights

10 Dec easyJet
11 Dec ITA Airways
19 Dec Ryanair
20 Dec Ryanair
24 Dec ITA Airways
08 Dec Icelandair direct
20 Dec Icelandair direct
11 Dec Icelandair direct
27 Dec Icelandair direct
25 Dec Scandinavian Airlines

Also check the deals for return flights from Rome to Keflavik in December.

Skyscanner

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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