The 2018 International GT Open was the thirteenth season of the International GT Open, the grand tourer-style sports car racing founded in 2006 by the Spanish GT Sport Organización.
It began on 14 April at Estoril and finished on 21 October, at Barcelona after seven double-header meetings.
A seven-round provisional calendar was revealed on 30 September 2017.
[19] The schedule will feature the same seven European circuits, with the order of Le Castellet and Spa swapped.
Bold indicates overall winner.