Schwechat is a city southeast of Vienna known for the Vienna International Airport and Schwechater beer. The city is home to the refineries of th…Schwechat is a city southeast of Vienna known for the Vienna International Airport and Schwechater beer. The city is home to the refineries of the Austrian national oil company OMV. Schwechat is named after the river Schwechat, which flows through the centre of town. The city subdivisions, called Katastralgemeinde, are Kledering, Mannswörth, Rannersdorf and Schwechat.