The 2018 Formula 4 South East Asia Championship season was the third season of the Formula 4 South East Asia Championship.
It began on 7 July at the Sepang International Circuit and finished on 1 December at the same venue.
The Clark International Speedway round in the Philippines was discontinued and replaced with the Madras Motor Race Track in Chennai, India.
[3] The fastest qualifying laps determine the grid positions for race 1.
Points were awarded as follows: Bold – PoleItalics – Fastest Lap