Lufthansa is the fifth-largest operator flying between Europe and the US. According to US Department of Transportation data for June 2024 to May 2025, the Star Alliance member carried 5.3 million round-trip passengers . Only Delta Air Lines (11.3 million), United Airlines (10.9 million), American Airlines (8.2 million), and British Airways (7.6 million) transported more people.

Lufthansa's figure includes those who flew to/from Frankfurt ( the world's sixth-busiest airport for long-haul services ) and Munich. But this article concerns only Frankfurt, which is its busiest hub. It provided 3.3 million passengers , equivalent to 62% of the total.

Lufthansa's 8 Frankfurt-US Routes With Above-Average Loads

Between June 2024 and May 2025, Lufthansa had 18 passenger rou

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