Cheapest return flights from Naples to Keflavik in September from $304

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

Return flights

18 Sep - 25 Sep Wizz Air Malta
30 Sep - 05 Oct Wizz Air Malta
26 Sep - 05 Oct Ryanair
18 Sep - 22 Sep Wizz Air Malta
23 Sep - 28 Sep Ryanair
18 Sep - 24 Sep Wizz Air Malta
16 Sep - 24 Sep easyJet
15 Sep - 20 Sep Wizz Air Malta
22 Sep - 24 Sep easyJet
29 Sep - 03 Oct Wizz Air Malta
25 Sep - 28 Sep KLM
22 Sep - 26 Sep KLM

Also check the deals for one-way flights from Naples 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.

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