
United Airlines Boeing 737-322, N344UA, is shown arriving at Los Angeles on January 20, 2002 wearing the carrier’s 1993-introduced livery.
(Photo credit: Jason Whitebird)

United Airlines Boeing 737-322, N372UA, is shown departing Los Angeles on January 25, 2009 wearing the carrier’s 2004-introduced livery.
(Photo credit: Ben Wang)