Cheapest return flights from Madrid to Keflavik in April from $159

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 April 2025 (see full year).

Return flights

02 Apr - 06 Apr Iberia Express direct
07 Apr - 25 Apr Fly Play direct
07 Apr - 14 Apr Fly Play direct
04 Apr - 11 Apr Fly Play direct
09 Apr - 23 Apr Iberia Express
02 Apr - 09 Apr Iberia Express
14 Apr - 18 Apr Fly Play direct
14 Apr - 21 Apr Fly Play direct
11 Apr - 25 Apr Fly Play direct
12 Apr - 26 Apr Air Europa
17 Apr - 03 May Iberia Express
21 Apr - 01 May TAP

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

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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