Cheapest return flights from Madrid to Keflavik in January from $184

Best time to book flights for Madrid (MAD) to Keflavik (KEF) flights at AirHint

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

Return flights

15 Jan - 22 Jan Wizz Air Malta
14 Jan - 21 Jan Iberia Express
16 Jan - 19 Jan Fly Play direct
16 Jan - 23 Jan Fly Play direct
19 Jan - 23 Jan Fly Play direct
19 Jan - 30 Jan Fly Play direct
12 Jan - 18 Jan British Airways
19 Jan - 22 Jan British Airways
26 Jan - 26 Jan Ryanair
14 Jan - 17 Jan Ryanair
30 Jan - 04 Feb Ryanair
31 Jan - 09 Feb Ryanair

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

Skyscanner

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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