Determining which airline possesses the "best" pilots involves evaluating rigorous training standards, simulator frequency, stringent national regulatory oversight, and total flight experience hours. Major international network carriers—such as Singapore Airlines, Cathay Pacific, Emirates, Lufthansa, and the major U.S. legacy lines like Delta, United, and American—are universally recognized for employing exceptionally skilled pilots. These elite aviators undergo continuous, rigorous recurrent training, advanced crew resource management evaluations, and rigorous medical screenings, ensuring supreme competence in handling complex global routes and adverse weather conditions.