For the cheapest flights to Zürich book 57 days before departure.
The most popular airlines on the route Bucharest - Zürich: Swiss (LX), Germanwings (4U), Air Berlin (AB).
The cheapest flights are on the route Otopeni Henri Coanda (OTP) - Kloten (ZRH).
Direct flights last about 2h 25min.
Direct flights are available 7 days a week.
Direct flights: Swiss (LX).