AirHint found the following cheapest return flights from Keflavik (KEF) to Basel (BSL) in August 2026 (see full year).
Return flights
| 05 Aug - 08 Aug | easyJet | direct | |
| 01 Aug - 12 Aug | Wizz Air |
Also check the deals for one-way flights from Keflavik to Basel in August.
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