Cheapest return flights from Dublin to Keflavik in September from 203€

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

Return flights

03 Sep - 07 Sep Icelandair direct
12 Sep - 19 Sep Ryanair
07 Sep - 11 Sep Scandinavian Airlines
16 Sep - 22 Sep Icelandair direct
24 Sep - 10 Oct Scandinavian Airlines
24 Sep - 10 Oct Icelandair direct
12 Sep - 19 Sep Icelandair direct
07 Sep - 11 Sep Icelandair direct

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

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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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