Frankfurt Airport is Germany's busiest and the primary hub of Lufthansa, and it functions almost as a small city: with tens of thousands of employees on site it is one of the largest single workplaces in Germany. The current schedule feed lists 304 airports in 100 countries connected to Frankfurt-am-Main.
It is also one of Europe's leading cargo airports, and its long-distance rail station means a 'flight' on a Lufthansa ticket to Cologne or Stuttgart may in fact be an ICE train.
Frankfurt am Main International Airport is the 21st busiest airport in the world — it handled 63,189,666 passengers in 2025, according to ACI World's annual ranking.
The most frequently served routes for Frankfurt am Main International Airport connect to Vienna (VIE), Hamburg (HAM) and Berlin (BER).
The longest connected route for Frankfurt am Main International Airport reaches Papeete (PPT). This flight covers a distance of 9,887 miles (15,912 km).