Cheapest one-way flights from Madrid to Keflavik in May from 80€

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

AirHint found the following cheapest one-way flights from Madrid (MAD) to Keflavik (KEF) in May 2025 (see full year).

One-Way flights

28 May Iberia Express direct
31 May Iberia Express direct
03 May Iberia Express direct
24 May Wizz Air Malta
10 May Iberia Express direct
07 May Iberia Express direct
17 May Iberia Express direct
05 May Iberia
19 May Iberia
12 May Iberia

Also check the deals for return flights from Madrid to Keflavik in May.

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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