Open Borders
Travellers from the following countries do not need to show a negative COVID-19 test or commit to quarantine: Andorra, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Liechtenstein, Lithuania, Luxembourg, Malta, Monaco, Netherlands, Norway, Poland, San Marino, Slovakia, Slovenia, Switzerland, United Kingdom, Vatican City.
The regulation applies only to people who are residents in the listed countries or Austrian citizens. It is also a prerequisite that you have not been in any country other than Austria or those European countries in the past 10 days.
You do not need to show a test if you are only transiting through Austria without a stopover.
Medical Certificate Required When Arriving from High-Risk Areas
EU/EEA/Swiss citizens arriving from a high-risk area are obligated to produce a medical certificate proving a negative COVID-19 PCR test (the test has to have been administered in the last 72 hours before arrival). If you were unable to get tested before entering Austria, you are required to get tested within 48 hours after arriving, and you have to self-quarantine until your test results arrive.
The following are considered high-risk areas by the Austrian government: Albania, Bangladesh, Belarus, Bosnia and Herzegovina, Brazil, Bulgaria, Chile, Croatia, Ecuador, Egypt, India, Indonesia, Iran, Kosovo, Mexico, Moldavia, Montenegro, Nigeria, North Macedonia, Pakistan, Peoples Republic of China – Province Hubei, Peru, Philippines, Portugal, Romania, Russian Federation, Senegal, Serbia, South Africa, mainland Spain and the Balearic Islands, Sweden, Turkey, Ukraine and USA.
Please be aware that this applies to EU/EEA/Swiss citizens; third-country nationals please see below.
Entry Prohibited - Third-Country Nationals
Entry is prohibited to third-country nationals when arriving from states outside the Schengen area. Exemptions apply. Third-country nationals travelling from inside the Schengen area have to carry a medical certificate proving a negative COVID-19 test result AND are additionally obligated to commit to a 10-day self-quarantine.
Official government information on entry requirements
Please keep in mind that that you also need to check other countries' rules and regulations when travelling across borders.