Cheapest return flights from Keflavik to Vienna in September from 205€

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

Return flights

04 Sep - 11 Sep KLM
17 Sep - 23 Sep Fly Play
17 Sep - 21 Sep KLM
16 Sep - 20 Sep Norwegian
16 Sep - 22 Sep Wizz Air
06 Sep - 27 Sep Fly Play
28 Sep - 05 Oct Wizz Air
17 Sep - 21 Sep Austrian Airlines direct
17 Sep - 23 Sep Austrian Airlines direct

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

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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