Cheapest one-way flights from Madrid to Keflavik in September from 83€

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

One-Way flights

11 Sep Wizz Air Malta
08 Sep easyJet
07 Sep Wizz Air Malta
14 Sep Wizz Air Malta
15 Sep Ryanair
16 Sep Wizz Air Malta
09 Sep Transavia France
05 Sep Norwegian
12 Sep Wizz Air Malta
18 Sep Transavia France

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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