Cheapest return flights from Dublin to Keflavik in August from 146€

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

Return flights

23 Aug - 10 Sep Fly Play direct
23 Aug - 26 Aug Fly Play direct
23 Aug - 27 Aug Fly Play direct
19 Aug - 24 Aug Fly Play direct
23 Aug - 30 Aug Fly Play direct
20 Aug - 24 Aug Fly Play direct
27 Aug - 30 Aug Fly Play direct
20 Aug - 27 Aug Fly Play direct
21 Aug - 26 Aug Fly Play direct
21 Aug - 27 Aug Fly Play direct
19 Aug - 23 Aug Fly Play direct
26 Aug - 01 Sep Fly Play direct
30 Aug - 03 Sep Fly Play direct
30 Aug - 04 Sep Fly Play direct
26 Aug - 02 Sep Ryanair
29 Aug - 05 Sep Ryanair
29 Aug - 04 Sep Ryanair
30 Aug - 02 Sep Fly Play
29 Aug - 05 Sep Icelandair direct
28 Aug - 09 Sep Icelandair direct

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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