Cheapest return flights from Rome to Keflavik in September from $221

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

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

Return flights

04 Sep - 14 Sep Scandinavian Airlines
18 Sep - 28 Sep Scandinavian Airlines
04 Sep - 09 Sep Wizz Air Malta
11 Sep - 21 Sep Wizz Air Malta
10 Sep - 17 Sep Ryanair
17 Sep - 23 Sep Ryanair
05 Sep - 10 Sep Wizz Air
10 Sep - 23 Sep Ryanair
24 Sep - 01 Oct Ryanair
24 Sep - 02 Oct Ryanair
15 Sep - 23 Sep Wizz Air Malta
05 Sep - 09 Sep Scandinavian Airlines
25 Sep - 02 Oct Ryanair
30 Sep - 02 Oct easyJet
29 Sep - 06 Oct easyJet
22 Sep - 01 Oct Ryanair
21 Sep - 05 Oct LOT
26 Sep - 05 Oct Ryanair
27 Sep - 05 Oct easyJet
27 Sep - 06 Oct Vueling Airlines

Also check the deals for one-way 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