Cheapest return flights from Dublin to Keflavik in August from $187

Best time to book flights for Dublin (DUB) to Keflavik (KEF) flights at AirHint

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

Return flights

28 Aug - 07 Sep Fly Play direct
31 Aug - 07 Sep Fly Play direct
19 Aug - 27 Aug Fly Play direct
28 Aug - 30 Aug Fly Play direct
28 Aug - 01 Sep Fly Play direct
30 Aug - 09 Sep Fly Play direct
30 Aug - 07 Sep Fly Play direct
31 Aug - 03 Sep Fly Play direct
23 Aug - 24 Aug Fly Play direct
23 Aug - 26 Aug Fly Play direct
17 Aug - 23 Aug Fly Play direct
16 Aug - 23 Aug Fly Play direct
26 Aug - 02 Sep Scandinavian Airlines
26 Aug - 02 Sep Fly Play direct
23 Aug - 31 Aug Fly Play direct
07 Aug - 10 Aug Fly Play direct
14 Aug - 19 Aug Fly Play direct
21 Aug - 28 Aug Fly Play direct
27 Aug - 04 Sep Fly Play direct
31 Aug - 14 Sep Vueling 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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