Cheapest return flights from Rome to Keflavik in September from $234

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

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

Return flights

02 Sep - 09 Sep Vueling Airlines
02 Sep - 07 Sep easyJet
16 Sep - 21 Sep easyJet
12 Sep - 21 Sep Scandinavian Airlines
16 Sep - 24 Sep easyJet
09 Sep - 13 Sep Scandinavian Airlines
13 Sep - 21 Sep Wizz Air
06 Sep - 16 Sep Transavia France
20 Sep - 27 Sep Scandinavian Airlines
22 Sep - 28 Sep easyJet
26 Sep - 06 Oct Scandinavian Airlines
29 Sep - 06 Oct easyJet
27 Sep - 05 Oct easyJet
30 Sep - 08 Oct easyJet
30 Sep - 04 Oct easyJet
23 Sep - 10 Oct Scandinavian Airlines
26 Sep - 01 Oct Vueling Airlines
05 Sep - 10 Oct Scandinavian Airlines
22 Sep - 09 Oct easyJet
28 Sep - 05 Oct LOT

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

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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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