Cheapest return flights from Sofia to Keflavik in August from 361€

AirHint found the following cheapest return flights from Sofia (SOF) to Keflavik (KEF) in August 2025 (see full year).

Return flights

23 Aug - 31 Aug Norwegian
22 Aug - 27 Aug Ryanair
22 Aug - 26 Aug Ryanair
31 Aug - 07 Sep Wizz Air
16 Aug - 22 Aug Aegean Airlines
18 Aug - 24 Aug Wizz Air
22 Aug - 23 Aug Ryanair
19 Aug - 26 Aug Wizz Air
18 Aug - 23 Aug Ryanair
16 Aug - 30 Aug Aegean Airlines
16 Aug - 28 Aug Lufthansa

Also check the deals for one-way flights from Sofia to Keflavik 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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