Airlines Serving Duluth in October 1993

NORTHWEST AIRLINES (NW)
Aircraft Operated:
McDonnell Douglas DC-9-30/40/50
Cities Served:
Minneapolis/Saint Paul

NORTHWEST AIRLINK (OPERATED BY MESABA AVIATION) (NW/XJ)
Aircraft Operated:
Saab 340
Cities Served:
Minneapolis/Saint Paul

UNITED EXPRESS (OPERATED BY GREAT LAKES AVIATION) (UA/ZK)
Aircraft Operated:
Beech 1900
Cities Served:
Ironwood, Minneapolis/Saint Paul, Rhinelander