May 24, 2021 photocredit: gettyimages As Americans start to travel again, United Airline is encouraging people to get vaccinated by giving away a chance to win free flights for anyone who uploads a photo of their vaccine card. Entrants will get a chance to win a roundtrip flight for two, in any class of service, to anywhere in the world United flies. They will then give away 30 pairs of tickets throughout the month of June. Starting on July 1st, United will pick five people for the grand prize, travel for a year for themselves and a companion, in any class of service, anywhere in the world United flies!