AirHint found the following cheapest one-way flights from Keflavik (KEF) to Madrid (MAD) in August 2026 (see full year).
One-Way flights
| 02 Aug | Wizz Air Malta | ||
| 07 Aug | Transavia France | ||
| 12 Aug | easyJet | ||
| 06 Aug | Transavia France | ||
| 22 Aug | easyJet | ||
| 23 Aug | easyJet | ||
| 26 Aug | easyJet | ||
| 06 Aug | Iberia Express | direct | |
| 24 Aug | Transavia France | ||
| 25 Aug | Wizz Air |
Also check the deals for return flights from Keflavik to Madrid in August.
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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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