Cheapest return flights from Madrid to Keflavik in July from $314

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

Return flights

14 Jul - 26 Jul Wizz Air UK
14 Jul - 21 Jul Wizz Air UK
04 Jul - 14 Jul Wizz Air UK
07 Jul - 14 Jul Wizz Air UK
05 Jul - 15 Jul LOT
11 Jul - 21 Jul Wizz Air UK
04 Jul - 16 Jul Wizz Air UK
03 Jul - 09 Jul Iberia
17 Jul - 26 Jul Transavia France
23 Jul - 03 Aug LOT
07 Jul - 18 Jul Wizz Air UK
25 Jul - 05 Aug Wizz Air UK
21 Jul - 02 Aug Wizz Air UK
25 Jul - 01 Aug Wizz Air UK
21 Jul - 04 Aug Wizz Air UK
26 Jul - 04 Aug Transavia France
27 Jul - 02 Aug Iberia
22 Jul - 02 Aug Transavia France
25 Jul - 04 Aug Wizz Air UK
25 Jul - 09 Aug Wizz Air UK

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

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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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