Cheapest return flights from Keflavik to Madrid in August from 285€

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

Return flights

02 Aug - 22 Aug Wizz Air Malta
19 Aug - 29 Aug Wizz Air
03 Aug - 23 Aug SWISS
16 Aug - 26 Aug Wizz Air
27 Aug - 03 Sep KLM
02 Aug - 08 Aug Wizz Air Malta
02 Aug - 08 Aug Iberia Express direct
02 Aug - 22 Aug Iberia Express direct
16 Aug - 26 Aug Iberia Express direct

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

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