The 2018 FIA Formula 2 Championship was the fifty-second season of the second-tier of Formula One feeder championship and also second season under the moniker of FIA Formula 2 Championship, a motor racing championship for Formula 2 cars that is sanctioned by the Fédération Internationale de l'Automobile (FIA). It is an open-wheel racing category that serves as the second tier of formula racing in the FIA Global Pathway. The category run in support of the 2018 FIA Formula One World Championship, with each of the twelve rounds running in conjunction with a Grand Prix. It was the first FIA Formula 2 season to feature a new chassis and engine package.