Sunwing Announces Spring/Summer 2018 Flights For SVG Admin - January 11, 2018 at 13:43 Tweet on Twitter Share on Facebook Pinterest Email Canadian based charter airline Sunwing, has announced new flights for St Vincent and the Grenadines during the Spring and Summer of 2018. The flights can be booked through G.G tours in Canada and Travel agents in St Vincent and the Grenadines.