Cheapest return flights from Porto to Keflavik in April from $295

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

Return flights

19 Apr - 26 Apr easyJet
01 Apr - 08 Apr easyJet
17 Apr - 26 Apr Ryanair
20 Apr - 24 Apr TAP
23 Apr - 30 Apr Lufthansa
23 Apr - 02 May Lufthansa
01 Apr - 05 Apr easyJet
06 Apr - 10 Apr Ryanair

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

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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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