WestJet, Delta To Submit Revised JV Application

Delta, WestJet scrap planned joint venture after U.S. demands

U.S. tentatively approves Delta, WestJet alliance

Delta Air Lines News

Southwest, Alaska seek conditions on proposed Delta-WestJet pact - The Points Guy

DOT approval of AA-Qantas joint venture signals 'open season': Travel Weekly

Delta, WestJet Expand Codeshare Partnership

Delta, WestJet call off joint venture over 'onerous' DOT conditions - The Points Guy

WestJet chief open to possible US carrier joint venture

Delta Air Lines and WestJet joint venture moves forward, expanding services to Canada - Atlanta Business Chronicle