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

Return flights

02 Sep - 15 Sep	easyJet
16 Sep - 24 Sep	easyJet
14 Sep - 22 Sep	easyJet
04 Sep - 15 Sep	Scandinavian Airlines
20 Sep - 04 Oct	easyJet
14 Sep - 20 Sep	easyJet
20 Sep - 03 Oct	easyJet
19 Sep - 30 Sep	LOT
15 Sep - 27 Sep	LOT
08 Sep - 14 Sep	LOT
13 Sep - 24 Sep	easyJet
14 Sep - 19 Sep	easyJet
26 Sep - 06 Oct	Scandinavian Airlines
21 Sep - 01 Oct	Scandinavian Airlines
21 Sep - 01 Oct	Icelandair	direct
05 Sep - 31 Oct	Icelandair	direct
26 Sep - 06 Oct	Icelandair	direct
20 Sep - 03 Oct	Icelandair	direct
30 Sep - 09 Oct	Scandinavian Airlines
26 Sep - 10 Oct	Vueling Airlines

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

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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Cheapest return flights from Munich to Keflavik in September from 255€

Return flights