The season began on 22 April at Monza and ended on 30 September in Barcelona.
At the annual press conference during the 2017 24 Hours of Spa on 28 July, the Stéphane Ratel Organisation announced the first draft of the 2018 calendar.
[1] On 17 September 2017, it was announced the race at Silverstone was moved a week to avoid a clash with the Nürburgring 24 Hours.
The entry cap was in place for all races except for the 24 Hours of Spa.
Individual drivers were required to participate for a minimum of 25 minutes in order to earn championship points in any race.