AirHint found the following cheapest return flights from Madrid (MAD) to Keflavik (KEF) in November 2025 (see full year).

Return flights

17 Nov - 21 Nov	Wizz Air Malta
10 Nov - 21 Nov	Wizz Air Malta
17 Nov - 28 Nov	Wizz Air Malta
21 Nov - 24 Nov	Wizz Air Malta
21 Nov - 28 Nov	Wizz Air Malta
24 Nov - 28 Nov	Wizz Air Malta
21 Nov - 06 Dec	easyJet
17 Nov - 24 Nov	Wizz Air Malta
10 Nov - 18 Nov	Wizz Air Malta
21 Nov - 02 Dec	easyJet
24 Nov - 02 Dec	easyJet
21 Nov - 27 Nov	Wizz Air Malta
10 Nov - 14 Nov	Wizz Air Malta
21 Nov - 05 Dec	easyJet
24 Nov - 01 Dec	Wizz Air Malta
28 Nov - 04 Dec	Wizz Air Malta
28 Nov - 01 Dec	Wizz Air Malta
28 Nov - 05 Dec	Wizz Air Malta
28 Nov - 02 Dec	Wizz Air Malta
25 Nov - 09 Dec	Air Europa

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

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 Madrid to Keflavik in November from $148

Return flights