Cheapest one-way flights from Keflavik to Barcelona in August from $215

AirHint found the following cheapest one-way flights from Keflavik (KEF) to Barcelona (BCN) in August 2025 (see full year).

One-Way flights

24 Aug Vueling Airlines direct
31 Aug KLM
30 Aug Wizz Air
31 Aug Vueling Airlines direct
25 Aug Fly Play direct

Also check the deals for return flights from Keflavik to Barcelona in August.

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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