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

Return flights

24 Nov - 03 Dec	easyJet
28 Nov - 02 Dec	easyJet
24 Nov - 01 Dec	Wizz Air Malta
29 Nov - 02 Dec	easyJet
17 Nov - 21 Nov	Wizz Air Malta
24 Nov - 29 Nov	easyJet
24 Nov - 30 Nov	easyJet
28 Nov - 07 Dec	easyJet
24 Nov - 27 Nov	easyJet
21 Nov - 29 Nov	easyJet
21 Nov - 30 Nov	easyJet
13 Nov - 20 Nov	Ryanair
14 Nov - 21 Nov	Wizz Air Malta
21 Nov - 23 Nov	easyJet
14 Nov - 17 Nov	Wizz Air Malta
26 Nov - 01 Dec	Wizz Air Malta
29 Nov - 09 Dec	easyJet
28 Nov - 04 Dec	easyJet
29 Nov - 06 Dec	easyJet
22 Nov - 04 Dec	Ryanair

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 116€

Return flights