Cheapest return flights from Madrid to Keflavik in October from 179€

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

Return flights

06 Oct - 13 Oct Ryanair
05 Oct - 13 Oct Wizz Air Malta
01 Oct - 07 Oct Ryanair
13 Oct - 21 Oct LOT
01 Oct - 12 Oct LOT
08 Oct - 12 Oct LOT
04 Oct - 11 Oct LOT
04 Oct - 13 Oct Wizz Air Malta
01 Oct - 10 Oct Ryanair
01 Oct - 08 Oct Ryanair

Also check the deals for one-way flights from Madrid 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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