MONTREAL—The Boeing 737 MAX can return to Canadian airspace beginning Wednesday, Transport Canada says, concluding nearly two years of government review after the aircraft was involved in two deadly crashes that saw the planes grounded worldwide. The planes will be permitted to fly as long as they meet conditions specified by Transport Canada in December, including allowing pilots to disable a faulty warning system that was found to be central to two deadly crashes in 2018 and 2019. “Canadians and the airline industry can rest assured that Transport Canada has diligently addressed all safety issues prior to permitting this aircraft to return to service in Canadian airspace,” said Transport Minister Omar Alghabra. The measures go beyond those announced by the U.S. Federal Aviation Administration in November, which required Boeing to make changes to the computer systems inside the plane and required pilots to undergo training in flight simulators. Monday’s announcement …