AirHint found the following cheapest return flights from Reykjavik (REK) to Madrid (MAD) in October 2025 (see full year).

Return flights

16 Oct - 22 Oct	Wizz Air Malta
27 Oct - 03 Nov	Wizz Air Malta
29 Oct - 05 Nov	easyJet
29 Oct - 04 Nov	easyJet
28 Oct - 04 Nov	Wizz Air
16 Oct - 22 Oct	Iberia Express	direct
26 Oct - 10 Nov	Wizz Air
18 Oct - 25 Oct	Wizz Air
16 Oct - 19 Oct	Wizz Air Malta
23 Oct - 25 Oct	Wizz Air Malta
07 Oct - 13 Oct	Fly Play
19 Oct - 25 Oct	Wizz Air
23 Oct - 25 Oct	Iberia Express	direct
06 Oct - 13 Oct	Fly Play
15 Oct - 19 Oct	Wizz Air
31 Oct - 07 Nov	Wizz Air Malta
31 Oct - 07 Nov	Fly Play	direct
27 Oct - 03 Nov	Fly Play	direct
31 Oct - 03 Nov	Fly Play	direct

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

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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Cheapest return flights from Reykjavik to Madrid in October from $198

Return flights