Cheapest return flights from Naples to Keflavik in September from $290

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

Return flights

30 Sep - 04 Oct Ryanair
30 Sep - 02 Oct Wizz Air Malta
18 Sep - 25 Sep Wizz Air Malta
26 Sep - 05 Oct Ryanair
23 Sep - 28 Sep Ryanair
18 Sep - 24 Sep easyJet
16 Sep - 21 Sep Jet2
15 Sep - 16 Sep Wizz Air Malta
17 Sep - 20 Sep Vueling Airlines
17 Sep - 24 Sep Ryanair
21 Sep - 25 Sep Wizz Air
26 Sep - 30 Sep Ryanair
18 Sep - 21 Sep easyJet
25 Sep - 02 Oct 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.

Book a cheap hotel in Keflavik

Cheap car rent in Keflavik

Feel free to contact us with any feedback or request another flight research.