AirHint found the following cheapest return flights from Vienna (VIE) to Keflavik (KEF) in August 2026 (see full year).

Return flights

11 Aug - 19 Aug	Scandinavian Airlines
13 Aug - 15 Aug	Scandinavian Airlines
10 Aug - 22 Aug	Scandinavian Airlines
03 Aug - 11 Aug	Scandinavian Airlines
04 Aug - 14 Aug	Scandinavian Airlines
11 Aug - 13 Aug	Scandinavian Airlines
11 Aug - 23 Aug	Scandinavian Airlines
03 Aug - 13 Aug	Scandinavian Airlines
01 Aug - 16 Aug	Finnair
11 Aug - 12 Aug	Scandinavian Airlines
30 Aug - 04 Sep	Eurowings

Also check the deals for one-way flights from Vienna to Keflavik in August.

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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Cheapest return flights from Vienna to Keflavik in August from 293€

Return flights