Cheapest return flights from Dublin to Keflavik in August from $278

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

Return flights

27 Aug - 08 Sep Icelandair direct
29 Aug - 06 Sep Ryanair
27 Aug - 07 Sep Icelandair direct
29 Aug - 04 Sep Icelandair direct
25 Aug - 05 Sep Icelandair direct
25 Aug - 28 Aug Icelandair direct
25 Aug - 30 Aug Icelandair direct
14 Aug - 26 Aug Ryanair
23 Aug - 01 Sep Norwegian Air Sweden AOC
21 Aug - 05 Sep Icelandair direct
21 Aug - 04 Sep Icelandair direct
12 Aug - 23 Aug Ryanair
19 Aug - 27 Aug Icelandair direct
18 Aug - 23 Aug Icelandair direct
04 Aug - 12 Aug Icelandair direct
18 Aug - 30 Aug Icelandair direct
12 Aug - 23 Aug Icelandair direct
12 Aug - 19 Aug Icelandair direct
29 Aug - 06 Sep Icelandair direct
23 Aug - 01 Sep Icelandair direct

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

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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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