Cheapest return flights from Porto to Keflavik in October from 230€

AirHint found the following cheapest return flights from Porto (OPO) to Keflavik (KEF) in October 2026 (see full year).

Return flights

01 Oct - 07 Oct Ryanair
08 Oct - 14 Oct Ryanair
06 Oct - 13 Oct easyJet
14 Oct - 24 Oct Ryanair
12 Oct - 18 Oct Ryanair
31 Oct - 07 Nov easyJet
17 Oct - 24 Oct Vueling Airlines
11 Oct - 15 Oct transavia

Also check the deals for one-way flights from Porto to Keflavik in October.

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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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