Delta Airlines will add its A220 (CS100) aircraft to some West Coast routes this winter.
See below>


LAX – AUS 11/21/19 – 1/6/20 1x daily

LAX– SEA 11/21/191/6/20 3x daily

SFO – SLC 1/6/20 4x daily

SEA– SLC 1/6/20 1x daily

SEA– SFO 1/6/20 6x daily