Cheapest return flights from Madrid to Keflavik in September from 207€

AirHint found the following cheapest return flights from Madrid (MAD) to Keflavik (KEF) in September 2026 (see full year).

Return flights

08 Sep - 17 Sep Wizz Air UK
30 Sep - 13 Oct Wizz Air Malta
16 Sep - 21 Sep Wizz Air Malta
16 Sep - 24 Sep Wizz Air Malta
29 Sep - 06 Oct Wizz Air UK
08 Sep - 22 Sep Wizz Air UK
08 Sep - 21 Sep Wizz Air UK
22 Sep - 01 Oct Wizz Air UK
22 Sep - 30 Sep Wizz Air UK
29 Sep - 04 Oct Wizz Air UK
12 Sep - 15 Sep easyJet
12 Sep - 22 Sep Air Europa
12 Sep - 19 Sep Wizz Air UK
16 Sep - 27 Sep Wizz Air Malta
30 Sep - 04 Oct Wizz Air Malta
23 Sep - 06 Oct Wizz Air Malta
19 Sep - 01 Oct Iberia Express
19 Sep - 04 Oct Iberia Express
28 Sep - 04 Oct Wizz Air Malta
25 Sep - 01 Oct Wizz Air Malta

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

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