Passengers now can connect between WestJet and Delta flights at more than 25 gateways in Canada and the United States.

"This news today demonstrates that we continue to deliver on our strategic plan to establish partnerships with airlines from around the world," said Hugh Dunleavy, WestJet Executive Vice-President, Strategy and Planning. "Delta is an established, worldwide airline, and this interline agreement will open yet another channel for guests from around the globe to connect to WestJet's network."

"Delta is pleased that its customers now have easy access to WestJet's extensive Canadian network as well as WestJet's trans-border services between Canada and the United States," said Charlie Pappas, Delta's vice president of Alliances.

Seats are on sale immediately via most Delta ticketing channels.