The Boeing 737 program has been one of the most successful narrowbody aircraft families for the US manufacturer. It was initially designed to replace the 727 and quickly became a workhorse for airlines worldwide, and has remained in continuous production for more than five decades. For United Airlines , the 737 has long been a key part of its fleet strategy. The carrier was the launch customer for the 737-200 and continues to be one of the largest operators of the type globally.

Over the decades, it has flown several variants of the aircraft, including the latest MAX models. Today, roughly half of United’s fleet consists of 737s. According to ch-aviation data, the airline currently operates 40 Boeing 737-700s, 123 737 MAX 8s, 141 737-800s, 113 737 MAX 9s, 12 737-900s, and 136 7

See Full Page