The Boeing 737-900ER serves as one of Delta Air Lines’ domestic aircraft types, which plays a vital role in the carrier’s operations, especially throughout its massive Atlanta hub. The 159 Boeing 737-900ER units (according to aeroLOPA) operated by the Atlanta-based airline make it the biggest Fleet
owner of this model type worldwide and account for more than 30% of all Boeing 737-900ERs delivered.
…