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

Return flights

25 Sep - 06 Oct	Ryanair
17 Sep - 23 Sep	Ryanair
24 Sep - 05 Oct	Ryanair
18 Sep - 24 Sep	Ryanair
25 Sep - 30 Sep	Ryanair
20 Sep - 30 Sep	easyJet
11 Sep - 18 Sep	KM Malta Airlines
09 Sep - 12 Sep	easyJet
08 Sep - 12 Sep	Ryanair
28 Sep - 05 Oct	Lufthansa

Also check the deals for one-way flights from Malta 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 Malta to Keflavik in September from 282€

Return flights