The cheapest flight to Vienna you can get by boooking 11 days before departure.
The most popular airlines on the route Zürich - Vienna: Swiss (LX), Austrian (OS), Air Berlin (AB).
The cheapest flights you can book on the route Kloten (ZRH) - Schwechat (VIE).
Direct flights last about 1h 15min.
Direct flights available 7 days a week.
Direct flights: Swiss (LX), Austrian (OS), Air Berlin (AB).