Cheapest one-way flights from Madrid to Keflavik in September from 92€

AirHint found the following cheapest one-way flights from Madrid (MAD) to Keflavik (KEF) in September 2026 (see full year).

One-Way flights

22 Sep Wizz Air UK
16 Sep Wizz Air Malta
10 Sep Scandinavian Airlines
05 Sep Wizz Air UK
17 Sep Scandinavian Airlines
26 Sep Wizz Air UK
23 Sep Wizz Air Malta
04 Sep Iberia
07 Sep Iberia
15 Sep Ryanair

Also check the deals for return flights from Madrid to Keflavik in September.

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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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