For the cheapest flights Bécsbe book 54 days before departure.
The most popular airlines on the route Bukarest - Bécs: Tarom (RO), Austrian (OS), Air Serbia (JU).
The cheapest flights are on the route Otopeni Henri Coanda (OTP) - Schwechat (VIE).
Direct flights last about 1h 35min.
Direct flights are available 7 days a week.
Direct flights: Tarom (RO), Austrian (OS), Luxair (LG).