Cheapest return flights from Porto to Keflavik in August from 252€

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

Return flights

30 Aug - 07 Sep Fly Play direct
30 Aug - 11 Sep Fly Play direct
30 Aug - 02 Sep Fly Play
30 Aug - 06 Sep Fly Play
28 Aug - 04 Sep KLM
27 Aug - 03 Sep Ryanair
26 Aug - 04 Sep Fly Play direct
26 Aug - 30 Aug Fly Play direct

Also check the deals for one-way flights from Porto 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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