Delta, Korean Air to buy 25% stake in Canada’s WestJet

Delta Air Lines and Korean Air Lines will acquire an aggregate 25 per cent stake in Canada’s WestJet Airlines for $550 million from private equity firm Onex Corp, the U.S. carrier said on Friday.The deal, where Delta will invest $330 million for a 15 per cent stake in WestJet and Korean Air will invest $220 m