The 2017–18 FIA Formula E Championship was the fourth season of the Fédération Internationale de l'Automobile (FIA) Formula E motor racing. It featured the 2017–18 ABB FIA Formula E Championship, a motor racing championship for open-wheel electric racing cars, recognised by FIA, the sport's governing body, as the highest class of competition for electrically powered vehicles. Twenty drivers representing ten teams contested twelve ePrix, which started in Hong Kong on 2 December 2017 and ended on 15 July 2018 in New York City as they competed for the Drivers' and Teams' Championships.

Formula E, officially the ABB FIA Formula E World Championship, is an open-wheel single-seater motorsport championship for electric cars. The racing series is the highest class of competition for electrically powered single-seater racing cars. The inaugural championship race was held in Beijing in September 2014. Since 2020, the series has FIA world championship status.