Cheapest return flights from Madrid to Keflavik in August from 235€

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

Return flights

10 Aug - 20 Aug Ryanair
12 Aug - 20 Aug Air Europa
11 Aug - 20 Aug Iberia
05 Aug - 20 Aug Wizz Air Malta
29 Aug - 10 Sep Norwegian
22 Aug - 31 Aug LOT
08 Aug - 20 Aug Ryanair
22 Aug - 30 Aug LOT
04 Aug - 19 Aug Wizz Air Malta
02 Aug - 12 Aug Iberia
10 Aug - 18 Aug Iberia
26 Aug - 06 Sep Air Europa
31 Aug - 06 Sep Iberia
26 Aug - 07 Sep Air Europa
27 Aug - 04 Sep Norwegian
07 Aug - 07 Sep Ryanair

Also check the deals for one-way flights from Madrid to Keflavik in August.

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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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