Cheapest return flights from Dublin to Keflavik in August from $291

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

Return flights

12 Aug - 20 Aug Ryanair
29 Aug - 05 Sep Icelandair direct
14 Aug - 22 Aug Scandinavian Airlines
17 Aug - 30 Aug Icelandair direct
14 Aug - 19 Aug Ryanair
21 Aug - 02 Sep Icelandair direct
18 Aug - 27 Aug Icelandair direct
17 Aug - 22 Aug Icelandair direct
05 Aug - 09 Aug Icelandair direct
19 Aug - 25 Aug Icelandair direct
24 Aug - 05 Sep Icelandair direct
14 Aug - 22 Aug Icelandair direct
16 Aug - 26 Aug Icelandair direct
24 Aug - 04 Sep Icelandair

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

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