Aeronaut () was an

Estonia Estonia, officially the Republic of Estonia, is a country in Northern Europe. It is bordered to the north by the Gulf of Finland across from Finland, to the west by the Baltic Sea across from Sweden, to the south by Latvia, and to the east by Ru ...

airline An airline is a company that provides civil aviation, air transport services for traveling passengers or freight (cargo). Airlines use aircraft to supply these services and may form partnerships or Airline alliance, alliances with other airlines ...

which existed between 1921 and 1928. It was the first Estonian airline. The company operated the following routes:

Tallinn Tallinn is the capital city, capital and List of cities in Estonia, most populous city of Estonia. Situated on a Tallinn Bay, bay in north Estonia, on the shore of the Gulf of Finland of the Baltic Sea, it has a population of (as of 2025) and ...

–

Helsinki Helsinki () is the Capital city, capital and most populous List of cities and towns in Finland, city in Finland. It is on the shore of the Gulf of Finland and is the seat of southern Finland's Uusimaa region. About people live in the municipali ...

–

Stockholm Stockholm (; ) is the Capital city, capital and List of urban areas in Sweden by population, most populous city of Sweden, as well as the List of urban areas in the Nordic countries, largest urban area in the Nordic countries. Approximately ...

–

Riga Riga ( ) is the capital, Primate city, primate, and List of cities and towns in Latvia, largest city of Latvia. Home to 591,882 inhabitants (as of 2025), the city accounts for a third of Latvia's total population. The population of Riga Planni ...

–

Königsberg Königsberg (; ; ; ; ; ; , ) is the historic Germany, German and Prussian name of the city now called Kaliningrad, Russia. The city was founded in 1255 on the site of the small Old Prussians, Old Prussian settlement ''Twangste'' by the Teuton ...

and

–

Tartu Tartu is the second largest city in Estonia after Tallinn. Tartu has a population of 97,759 (as of 2024). It is southeast of Tallinn and 245 kilometres (152 miles) northeast of Riga, Latvia. Tartu lies on the Emajõgi river, which connects the ...

–

Viljandi Viljandi (, , , , ) is a Populated places in Estonia, town and Municipalities of Estonia, municipality in southern Estonia with a population of 17,255 in 2024. It is the capital of Viljandi County and is geographically located between two major ...

–

Pärnu Pärnu () is the fourth-largest city in Estonia. Situated in southwest Estonia, Pärnu is located south of the Estonian capital, Tallinn, and west of Estonia's second-largest city, Tartu. The city sits off the coast of Pärnu Bay, an inlet of ...

History

The company's first plane was a

Sablatnig P.III The Sablatnig P.III was an airliner produced in Germany in the early 1920s. Development A contemporary account identifies the P.III as Germany's first aircraft purposefully-designed as a commercial passenger plane. It was a high-wing, strut-bra ...

. Later, Sablatnig planes were replaced by

Junkers F13 The Junkers F 13 is the world's first all-metal transport aircraft, designed and produced by the German aircraft manufacturer Junkers. Produced shortly after the end of the First World War, it was a cantilever-wing monoplane with enclosed accom ...

. In the second half of May 1924, Aeronaut extended the Tallinn-Riga line via Memel to Königsberg. There was one flight per day, which lasted 7 hours and 15 minutes with layovers. On January 24, 1926, an Aeronaut plane crashed in Tallinn. Jakob Tillo, a founding member of the company, died. On April 11, 1927, Aeronaut closed due to troubled finances. Five days later, the entire staff was fired, and at the beginning of April of the following year, Aeronaut was liquidated. On September 12, 1929, the last assets of the joint-stock company were sold at auction. Two aircraft without engines were sold for 3.50 kroons. On September 20, 2021, a stamp dedicated to the 100th anniversary of Estonian civil aviation was released. The stamp depicts a Sablatnig P III aircraft.

References

Defunct airlines of Estonia Companies based in Tallinn Airlines established in 1921 Airlines disestablished in 1928 {{Estonia-transport-stub