Cheapest return flights from Dublin to Keflavik in August from $199

AirHint found the following cheapest return flights from Dublin (DUB) to Keflavik (KEF) in August 2025 (see full year).

Return flights

27 Aug - 03 Sep Fly Play direct
06 Aug - 12 Aug Scandinavian Airlines
16 Aug - 23 Aug Fly Play direct
16 Aug - 24 Aug Fly Play direct
14 Aug - 23 Aug Fly Play direct
14 Aug - 24 Aug Fly Play direct
26 Aug - 30 Aug Fly Play direct
16 Aug - 26 Aug Fly Play direct
23 Aug - 27 Aug Fly Play direct
13 Aug - 23 Aug Fly Play direct
13 Aug - 24 Aug Fly Play direct
30 Aug - 11 Sep Fly Play direct
29 Aug - 03 Sep Scandinavian Airlines
29 Aug - 03 Sep Icelandair direct
25 Aug - 04 Sep Scandinavian Airlines
29 Aug - 02 Sep Ryanair
29 Aug - 02 Sep Icelandair direct
25 Aug - 02 Sep Scandinavian Airlines

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

Skyscanner

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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