For the cheapest flights to Madrid book 18 days before departure.
The most popular airlines on the route Vienna - Madrid: Iberia (IB), Swiss (LX), Lufthansa (LH).
The cheapest flights are on the route Schwechat (VIE) - Barajas (MAD).
Direct flights last about 2h 55min.
Direct flights available 6 days a week - Monday, Tuesday, Wednesday, Thursday, Saturday, Sunday.
Direct flights: Iberia (IB), Eurowings (EW), Air Berlin (AB).