Cheapest return flights from Madrid to Keflavik in April from $177

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

Return flights

28 Apr - 05 May Wizz Air UK
21 Apr - 28 Apr Ryanair
29 Apr - 05 May Ryanair
25 Apr - 28 Apr Ryanair
26 Apr - 05 May Ryanair
18 Apr - 21 Apr Ryanair
28 Apr - 03 May Ryanair
20 Apr - 28 Apr Ryanair
15 Apr - 28 Apr Wizz Air
25 Apr - 03 May Ryanair
18 Apr - 23 Apr Ryanair
15 Apr - 21 Apr Wizz Air
25 Apr - 26 Apr Ryanair
18 Apr - 26 Apr Ryanair
15 Apr - 23 Apr Wizz Air
29 Apr - 06 May easyJet
29 Apr - 03 May Ryanair
26 Apr - 03 May Ryanair
24 Apr - 03 May Ryanair
25 Apr - 02 May Ryanair

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

Powered by

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.

Book a cheap hotel in Keflavik

Cheap car rent in Keflavik

Feel free to contact us with any feedback or request another flight research.