Cheapest return flights from Madrid to Keflavik in March from $179

Best time to book flights for Madrid (MAD) to Keflavik (KEF) flights at AirHint

AirHint found the following cheapest return flights from Madrid (MAD) to Keflavik (KEF) in March 2025 (see full year).

Return flights

28 Mar - 07 Apr Fly Play direct
07 Mar - 17 Mar Fly Play direct
03 Mar - 07 Mar Fly Play direct
17 Mar - 21 Mar Iberia
01 Mar - 12 Mar Iberia Express
10 Mar - 18 Mar Iberia Express
17 Mar - 21 Mar Fly Play direct
03 Mar - 09 Mar Iberia Express
13 Mar - 18 Mar Iberia Express
14 Mar - 24 Mar Fly Play direct
24 Mar - 02 Apr Iberia Express

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

Skyscanner

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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