Cheapest return flights from Keflavik to Vienna in August from $306

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

Return flights

28 Aug - 01 Sep Fly Play
29 Aug - 02 Sep Fly Play
22 Aug - 24 Aug Fly Play
01 Aug - 05 Aug Fly Play
15 Aug - 17 Aug Fly Play
29 Aug - 02 Sep Austrian Airlines direct
15 Aug - 17 Aug Austrian Airlines direct

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

Book a cheap hotel in Vienna

Cheap car rent in Vienna

Feel free to contact us with any feedback or request another flight research.