Cheapest one-way flights from Rome to Keflavik in September from $92

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 September 2025 (see full year).

One-Way flights

02 Sep easyJet
05 Sep easyJet
23 Sep easyJet
10 Sep Scandinavian Airlines
24 Sep Scandinavian Airlines
17 Sep Scandinavian Airlines
26 Sep Scandinavian Airlines
06 Sep Transavia France
22 Sep easyJet
27 Sep Vueling Airlines

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

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.

Book a cheap hotel in Keflavik

Cheap car rent in Keflavik