British Airways Launches New Nonstop US Route In 3 Weeks: See Full Schedule

For obvious reasons, British Airways is the largest European operator flying to the US, based on routes, flights, passenger traffic, and other metrics. In the 12 months to March 2026, the US Department of Transportation (DOT) shows that 7.5 million round-trip passengers were carried. Lufthansa was next, with 5.5 million.