Virgin Atlantic - Virgin Atlantic International Limited (VAIL). In November 2015, VAIL obtained its own Air Operators Certificate and Operating Licence, and commenced operations with two former Virgin Atlantic Airways Limited operated Airbus A330-300 aircraft taking over routes previously operated by Virgin Atlantic Limited between London Gatwick and Barbados, St Lucia, Antigua, Grenada and Tobago. These flights are operated on behalf of Virgin Atlantic. Upon incorporation as an AOC holder, the majority of Virgin Atlantic's landing slots at London Heathrow Airport were transferred to VAIL, allowing Virgin to access the value of the carriers slots by 'mortgaging' them through open investment from
Detroit Metropolitan Airport KLM Royal Dutch Airlines and Virgin Atlantic to utilize codeshare flights through Delta Air Lines. While the city has lost population, Detroit Airport has since re-grown, and airlines are looking to expand or begin service once again. JetBlue Airways began flights to Boston, which have been so successful that the airline began a Fort Lauderdale service on April 30, 2015, and has been looking to expand service to Orlando, and New York–JFK. United Airlines has announced the return of nonstop flights to San Francisco in June 2017 in efforts to boost competition in Detroit. Spirit Airlines has also grown in