Delta Air Lines and LATAM Airlines Group's three new joint venture (JV) routes follow on from the U.S. Transportation Department's approval of the JV last year.
The initial aerodynamic drag reduction system (ADRS-1) kit is due to enter revenue service in February on a 737-700 operated by launch customer WestJet.
The German airline plans to increase connectivity to Canada from next spring and has selected the Airbus A320neo family to modernize its short and medium-haul fleet.