Mesaba Aviation, Inc. was a regional airline in the United States that operated from 1944 until 2012, when it merged with Pinnacle Airlines to form Endeavor Air. Wikipedia
Parent organizations: Northwest Airlines, Pinnacle Airlines Corp., Delta Air Lines–Northwest Airlines merger, and more
Headquarters: Memphis, TN
Ceased operations: January 4, 2012
Founded: 1944, Coleraine, MN
Airline code: XJ MES
Commenced operations: February 4, 1974
Frequent-flyer program: SkyMiles (Delta); WorldPerks (Northwest); Dividend Miles (US Airways)