At the moment, travellers from the following countries do not need to show a negative COVID-19 test or commit to quarantine: Belgium, Germany, Denmark (including the Faroe Islands), Estonia, Finland, France, Greece, Iceland, Italy (partial travel warning for Lombardy), Latvia, Liechtenstein, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Switzerland, Slovakia, Czech Republic, Hungary, Bulgaria, Romania, Croatia, Ireland, Cyprus, Andorra, Monaco, San Marino, Vatican City, Spain.
Entry by air is prohibited to third-country nationals from states outside the Schengen area. Third-country nationals travelling from inside the Schengen area by air have to carry a medical certificate proving a negative COVID-19 test result or are obligated to commit to a 14-day quarantine.
Please keep in mind that not only the Austrian regulations are in effect, but also the regulations in your respective home country. Please enquire with the responsible authorities (foreign ministry or Austrian embassy) about the provisions on departure, transit, and return.
Update 29 June: Due to a high number of cases, travellers from the Gütersloh district in Germany will need a negative COVID-19 test (administered in the last 48 hrs) to travel to Austria.