Cheapest return flights from Porto to Keflavik in October from 243€

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

Return flights

12 Oct - 21 Oct Transavia France
11 Oct - 20 Oct Air Europa
19 Oct - 26 Oct Transavia France
05 Oct - 14 Oct Ryanair
03 Oct - 08 Oct easyJet
02 Oct - 07 Oct Transavia France
07 Oct - 12 Oct KLM
02 Oct - 05 Oct Ryanair

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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