Cheapest return MAD–KEF flights, October

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

Return flights

15 Oct - 20 Oct Wizz Air Malta
15 Oct - 22 Oct Wizz Air Malta
21 Oct - 28 Oct Wizz Air Malta
14 Oct - 20 Oct Wizz Air Malta
14 Oct - 22 Oct Wizz Air Malta
29 Oct - 06 Nov Wizz Air
31 Oct - 06 Nov Wizz Air
15 Oct - 25 Oct Wizz Air Malta
16 Oct - 27 Oct Ryanair
17 Oct - 24 Oct Ryanair
18 Oct - 25 Oct Wizz Air Malta
14 Oct - 30 Oct Wizz Air Malta
25 Oct - 01 Nov Wizz Air Malta
31 Oct - 11 Nov Wizz Air
27 Oct - 03 Nov Wizz Air
31 Oct - 07 Nov Wizz Air
26 Oct - 01 Nov Wizz Air Malta
30 Oct - 08 Nov Wizz Air
30 Oct - 04 Nov Wizz Air
27 Oct - 02 Nov Wizz Air

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

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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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