Cheapest one-way flights from Keflavik (KEF) to Madrid (MAD), September

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
15 Sep Wizz Air
06 Sep Wizz Air
03 Sep Wizz Air
23 Sep easyJet
08 Sep Wizz Air
13 Sep Wizz Air
28 Sep Wizz Air
26 Sep Wizz Air
30 Sep easyJet
20 Sep Wizz Air
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deals for return flights from Keflavik to Madrid in September.

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Updated Jul 18, 2026.

About these fares

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