The 2018 Thai League Cup final was the final match of the 2018 Thai League Cup, the 9th season in the second era of a Thailand's football tournament organised by Football Association of Thailand. It was played at the Thammasat Stadium in Pathum Thani, Thailand on 20 October 2018, between Chiangrai United a big team from the Northern part and Bangkok Glass a big team from the metropolitan region of Thailand.
<small>Note: In all results below, the score of the finalist is given first (H: home; A: away; T1: Clubs from Thai League; T2: Clubs from Thai League 2; T4: Clubs from Thai League 4.</small>
Assistant referees: <br /> Rachen Srichai <br /> Komsan Kamphaen <br />Fourth official: <br /> Wiwat Jumpa-on <br />Match Commissioner: <br /> Peerapol Pu-udom <br />Referee Assessor: <br /> Pirom Un-prasert