Cheapest return flights from Madrid to Keflavik in March from $226

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

Return flights

18 Mar - 26 Mar Wizz Air
21 Mar - 26 Mar Ryanair
23 Mar - 26 Mar Ryanair
07 Mar - 12 Mar Ryanair
18 Mar - 25 Mar Wizz Air
10 Mar - 17 Mar Scandinavian Airlines
14 Mar - 18 Mar Ryanair
21 Mar - 25 Mar Ryanair
19 Mar - 26 Mar Ryanair
09 Mar - 18 Mar Ryanair
20 Mar - 07 Apr Ryanair
19 Mar - 02 Apr Ryanair
24 Mar - 02 Apr Ryanair
31 Mar - 12 Apr Ryanair
04 Mar - 08 Apr Iberia Express
31 Mar - 10 Apr Iberia Express
29 Mar - 12 Apr Iberia
26 Mar - 10 Apr Ryanair
20 Mar - 01 Apr Ryanair
25 Mar - 01 Apr Ryanair

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

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